<p><span class="region">New Delhi, India</span>
<p>Parts of Delhi and adjoining regions woke to a dense fog on Christmas morning. Due to the reduced visibility, Indira Gandhi International (IGI) Airport issued an advisory over the possible impact on flight operations. Additionally, at least 20 trains were delayed across various parts of the country due to limited visibility.</p></p>
<p>In the advisory, the Delhi airport said that flights that are not compliant with CAT III may be affected. Aircraft with CAT III allow the planes to land in reduced visibility conditions. </p>
<p>The advisory also advised passengers to contact the airline for the latest flight information. IndiGo airline also urged passengers to check their flight status before leaving for the airport.</p>
<p><strong>Also read | <a href="https://www.wionews.com/india-news/delhis-air-quality-improves-stage-iv-measures-lifted-under-grap-786543">Delhi's air quality improves, GRAP stage IV measures lifted</a></strong></p>
<h2><strong>Cold grip Delhi and adjoining regions</strong></h2>
<p>Various parts of Delhi-NCR including Dwarka Expressway, Ghaziabad, Noida and Gurugram witnessed low visibility due to fog on Wednesday (Dec 25) morning. According to the India Meteorological Department (IMD), the minimum temperature was recorded at 9 degrees Celsius in Delhi.</p>
<p>On Tuesday (Dec 24), the national capital received rainfall in some parts and recorded a minimum temperature of 7 degrees Celsius.</p>
<p>The weather department has predicted that mercury in Delhi-NCR, Punjab, Haryana and Rajasthan is expected to fall in the next two days. Hailstorms and thunderstorms in northwestern and central India, while light to moderate snowfall in the northern hill region are expected on December 27 and 28.</p>
<p><strong>Also read | <a href="https://www.wionews.com/india-news/imd-update-cold-wave-grips-north-india-southern-states-to-receive-rainfall-786340">India weather update: Cold wave grips north, rainfall expected in south</a></strong></p>
<h2><strong>GRAP-IV revoked</strong></h2>
<p>The Commission for Air Quality Management (CAQM) lifted the Graded Response Action Plan (GRAP) Stage IV measure in Delhi after the air quality in the national capital improved. The authorities also said on Tuesday (Dec 24) that guidelines under Stages I, II, and III will remain effective to prevent air quality from deteriorating again.</p>
<p>Delhi recorded an Air Quality Index (AQI) of 333 around 7 am on Wednesday (Dec 25). The air quality in the national capital improved due to improved wind speed and favourable weather conditions, news agency ANI reported citing IMD and the Indian Institute of Tropical Meteorology (IITM).</p>
<p><em>(With inputs from agencies)</em></p>


In the advisory, the Delhi airport said that flights that are not compliant with CAT III may be affected. Aircraft with CAT III allow the planes to land in reduced visibility conditions



New Delhi, India Parts of Delhi and adjoining regions woke to a dense fog on Christmas morning. Due to the reduced visibility, Indira Gandhi International (IGI) Airport issued an advisory over the possible impact on flight operations. Additionally, at least 20 trains were delayed across various parts of the country due to limited visibility. In the advisory, the Delhi airport said that flights that are not compliant with CAT III may be affected. Aircraft with CAT III allow the planes to land in reduced visibility conditions. The advisory also advised passengers to contact the airline for the latest flight information. IndiGo airline also urged passengers to check their flight status before leaving for the airport. Also read | Delhi's air quality improves, GRAP stage IV measures lifted Cold grip Delhi and adjoining regions Various parts of Delhi-NCR including Dwarka Expressway, Ghaziabad, Noida and Gurugram witnessed low visibility due to fog on Wednesday (Dec 25) morning. According to the India Meteorological Department (IMD), the minimum temperature was recorded at 9 degrees Celsius in Delhi. On Tuesday (Dec 24), the national capital received rainfall in some parts and recorded a minimum temperature of 7 degrees Celsius. The weather department has predicted that mercury in Delhi-NCR, Punjab, Haryana and Rajasthan is expected to fall in the next two days. Hailstorms and thunderstorms in northwestern and central India, while light to moderate snowfall in the northern hill region are expected on December 27 and 28. Also read | India weather update: Cold wave grips north, rainfall expected in south GRAP-IV revoked The Commission for Air Quality Management (CAQM) lifted the Graded Response Action Plan (GRAP) Stage IV measure in Delhi after the air quality in the national capital improved. The authorities also said on Tuesday (Dec 24) that guidelines under Stages I, II, and III will remain effective to prevent air quality from deteriorating again. Delhi recorded an Air Quality Index (AQI) of 333 around 7 am on Wednesday (Dec 25). The air quality in the national capital improved due to improved wind speed and favourable weather conditions, news agency ANI reported citing IMD and the Indian Institute of Tropical Meteorology (IITM). (With inputs from agencies)

India: Flights, trains affected in Delhi due to dense fog; IMD predicts colder days ahead

<p>Parts of Delhi and adjoining regions woke to a dense fog on Christmas morning. Due to the reduced visibility, Indira Gandhi International (IGI) Airport issued an advisory over the possible impact on flight operations. Additionally, at least 20 trains were delayed across various parts of the country due to limited visibility.</p>

<p>In the advisory, the Delhi airport said that flights that are not compliant with CAT III may be affected. Aircraft with CAT III allow the planes to land in reduced visibility conditions.&nbsp;</p>

<p>The advisory also advised passengers to contact the airline for the latest flight information. IndiGo airline also urged passengers to check their flight status before leaving for the airport.</p>

<p><strong>Also read |&nbsp;<a href="https://www.wionews.com/india-news/delhis-air-quality-improves-stage-iv-measures-lifted-under-grap-786543">Delhi's air quality improves, GRAP stage IV measures lifted</a></strong></p>

<h2><strong>Cold grip Delhi and adjoining regions</strong></h2>

<p>Various parts of Delhi-NCR including Dwarka Expressway, Ghaziabad, Noida and Gurugram witnessed low visibility due to fog on Wednesday (Dec 25) morning. According to the India Meteorological Department (IMD), the minimum temperature was recorded at 9 degrees Celsius in Delhi.</p>

<p>On Tuesday (Dec 24), the national capital received rainfall in some parts and recorded a minimum temperature of 7 degrees Celsius.</p>

<p>The weather department has predicted that mercury in Delhi-NCR, Punjab, Haryana and Rajasthan is expected to fall in the next two days. Hailstorms and thunderstorms in northwestern and central India, while light to moderate snowfall in the northern hill region are expected on December 27 and 28.</p>

<p><strong>Also read |&nbsp;<a href="https://www.wionews.com/india-news/imd-update-cold-wave-grips-north-india-southern-states-to-receive-rainfall-786340">India weather update: Cold wave grips north, rainfall expected in south</a></strong></p>

<h2><strong>GRAP-IV revoked</strong></h2>

<p>The Commission for Air Quality Management (CAQM) lifted the Graded Response Action Plan (GRAP) Stage IV measure in Delhi after the air quality in the national capital improved. The authorities also said on Tuesday (Dec 24) that guidelines under Stages I, II, and III will remain effective to prevent air quality from deteriorating again.</p>

<p>Delhi recorded an Air Quality Index (AQI) of 333 around 7 am on Wednesday (Dec 25). The air quality in the national capital improved due to improved wind speed and favourable weather conditions, news agency ANI reported citing IMD and the Indian Institute of Tropical Meteorology (IITM).</p>

<p><em>(With inputs from agencies)</em></p>


Parts of Delhi and adjoining regions woke to a dense fog on Christmas morning. Due to the reduced visibility, Indira Gandhi International (IGI) Airport issued an advisory over the possible impact on flight operations.

Parts of Delhi and adjoining regions woke to a dense fog on Christmas morning. Due to the reduced visibility, Indira Gandhi International (IGI) Airport issued an advisory over the possible impact on flight operations. Additionally, at least 20 trains were delayed across various parts of the country due to limited visibility. In the advisory, the Delhi airport said that flights that are not compliant with CAT III may be affected. Aircraft with CAT III allow the planes to land in reduced visibility conditions. The advisory also advised passengers to contact the airline for the latest flight information. IndiGo airline also urged passengers to check their flight status before leaving for the airport. Also read | Delhi's air quality improves, GRAP stage IV measures lifted Cold grip Delhi and adjoining regions Various parts of Delhi-NCR including Dwarka Expressway, Ghaziabad, Noida and Gurugram witnessed low visibility due to fog on Wednesday (Dec 25) morning. According to the India Meteorological Department (IMD), the minimum temperature was recorded at 9 degrees Celsius in Delhi. On Tuesday (Dec 24), the national capital received rainfall in some parts and recorded a minimum temperature of 7 degrees Celsius. The weather department has predicted that mercury in Delhi-NCR, Punjab, Haryana and Rajasthan is expected to fall in the next two days. Hailstorms and thunderstorms in northwestern and central India, while light to moderate snowfall in the northern hill region are expected on December 27 and 28. Also read | India weather update: Cold wave grips north, rainfall expected in south GRAP-IV revoked The Commission for Air Quality Management (CAQM) lifted the Graded Response Action Plan (GRAP) Stage IV measure in Delhi after the air quality in the national capital improved. The authorities also said on Tuesday (Dec 24) that guidelines under Stages I, II, and III will remain effective to prevent air quality from deteriorating again. Delhi recorded an Air Quality Index (AQI) of 333 around 7 am on Wednesday (Dec 25). The air quality in the national capital improved due to improved wind speed and favourable weather conditions, news agency ANI reported citing IMD and the Indian Institute of Tropical Meteorology (IITM). (With inputs from agencies)

<p>It was a cold, foggy morning in the national capital on Tuesday with the minimum temperature settling at 7 degrees Celsius, normal for the season.</p>

<p>A senior Railways officer said 14 trains have been delayed by an average of two hours due to fog. Ranchi-Delhi and Jaynagar-Anand Vihar Garib Rath, Farakka Express, Poorva Express, Sealdah-Rajdhani were among those delayed.</p>

<p>A cover of moderate fog enveloped the city with visibility reduced to 200 metres at Palam and 400 metres at Safdarjung, at 5.30am, said a Met department official.</p>

<p>Mainly clear skies are forecast for the day. The maximum temperature will hover around 20 degrees Celsius, said the official.</p>

<p>Relative humidity was 100 per cent at 8.30am.</p>

<p>On Monday, the minimum temperature in the national capital had settled at 7.1 degrees Celsius, while the maximum temperature recorded was 20.1 degrees Celsius.&nbsp;</p>


A cover of moderate fog enveloped the city with visibility reduced to 200 metres at Palam and 400 metres at Safdarjung, at 5.30am, said a Met department official.

It was a cold, foggy morning in the national capital on Tuesday with the minimum temperature settling at 7 degrees Celsius, normal for the season. A senior Railways officer said 14 trains have been delayed by an average of two hours due to fog. Ranchi-Delhi and Jaynagar-Anand Vihar Garib Rath, Farakka Express, Poorva Express, Sealdah-Rajdhani were among those delayed. A cover of moderate fog enveloped the city with visibility reduced to 200 metres at Palam and 400 metres at Safdarjung, at 5.30am, said a Met department official. Mainly clear skies are forecast for the day. The maximum temperature will hover around 20 degrees Celsius, said the official. Relative humidity was 100 per cent at 8.30am. On Monday, the minimum temperature in the national capital had settled at 7.1 degrees Celsius, while the maximum temperature recorded was 20.1 degrees Celsius.

Cold, foggy morning in Delhi; 14 trains delayed

<p>The cold wave sweeping northern India tightened its grip in Jammu and Kashmir, Punjab, Haryana and parts of Himachal Pradesh, as dense fog forced the Indian Railways to cancel 22 trains and reschedule another eight.</p>

<p>Delhi recorded the season&#39;s lowest minimum temperature at 4.2 degrees Celsius, three notches below the average, the Met office in the national capital said.</p>

<p>Dense fog delayed 45 north-bound trains, while eight were rescheduled and 22 were cancelled by the Railways.</p>

<p>Also read:&nbsp;<a href="http://www.wionews.com/india-news/kejriwal-blames-lg-for-deaths-in-delhi-says-he-appointed-useless-officer-28898" target="_blank">Kejriwal blames LG for deaths due to cold, says he appointed &#39;useless officer&#39;</a></p>

<p>The night temperature in Srinagar slipped to the season&#39;s lowest at -6.2C, a MeT department official said in Srinagar.</p>

<p>This was the third straight night when the minimum temperature in Srinagar settled at -6.0C or below.</p>

<p>Many water bodies in the the summer capital of Jammu and Kashmir have partially frozen due to the intense cold wave. The Dal Lake partially froze early today, but a bright sunshine through the day defroze the popular lake&#39;s surface.</p>

<p>Elsewhere in the Kashmir Valley, the minimum temperature stayed several degrees below the freezing point.</p>

<p>Biting cold conditions persisted in parts of Himachal Pradesh. The high-altitude tribal areas groaned as the minimum temperature in the hills ranged between -13C and -20C.</p>

<p>Keylong and Kalpa, in tribal Lahaul and Spiti, and Kinnaur recorded a low of -7.2C and -3.4C respectively.</p>

<p>The temperature during daytime, however, rose by 2-3 degrees in Himachal, including in Una, which recorded the highest maximum temperature in the state at 25.8C.</p>

<p>Punjab, Haryana and their common capital Chandigarh remained under the grip of intense cold conditions. Narnaul recorded the lowest minimum temperature in the states at 0.2C.</p>

<p>The minimum temperature remained up to five degrees below the normal in parts of Punjab and Haryana, the MeT office in Chandigarh said.</p>

<p>The minimum temperature in Chandigarh was 3.4C.</p>

<p>In the desert-state Rajasthan, Bhilwara, Alwar, Churu, Sikar, Sriganganagar, Hanumangarh and Pilani districts reeled under the cold wave.</p>

<p>Alwar was recorded the coldest place in the state at 0.3C, followed by 1.5C in Sikar, 2C each in hill station Mount Abu and Churu, and 2.2C in Sriganganagar.</p>

<p>In Uttar Pradesh, the Met office in Lucknow said the day temperature fell markedly in Bareilly division. The lowest minimum temperature in the state was in Meerut at 2.9C.<br />
<br />
The Met office has forecast dry weather in Uttar Pradesh during the next 24 hours, with shallow to moderate fog at a few places over eastern and western UP.&nbsp;</p>


Delhi recorded the season's lowest minimum temperature at 4.2 degrees Celsius

The cold wave sweeping northern India tightened its grip in Jammu and Kashmir, Punjab, Haryana and parts of Himachal Pradesh, as dense fog forced the Indian Railways to cancel 22 trains and reschedule another eight. Delhi recorded the season's lowest minimum temperature at 4.2 degrees Celsius, three notches below the average, the Met office in the national capital said. Dense fog delayed 45 north-bound trains, while eight were rescheduled and 22 were cancelled by the Railways. Also read: Kejriwal blames LG for deaths due to cold, says he appointed 'useless officer' The night temperature in Srinagar slipped to the season's lowest at -6.2C, a MeT department official said in Srinagar. This was the third straight night when the minimum temperature in Srinagar settled at -6.0C or below. Many water bodies in the the summer capital of Jammu and Kashmir have partially frozen due to the intense cold wave. The Dal Lake partially froze early today, but a bright sunshine through the day defroze the popular lake's surface. Elsewhere in the Kashmir Valley, the minimum temperature stayed several degrees below the freezing point. Biting cold conditions persisted in parts of Himachal Pradesh. The high-altitude tribal areas groaned as the minimum temperature in the hills ranged between -13C and -20C. Keylong and Kalpa, in tribal Lahaul and Spiti, and Kinnaur recorded a low of -7.2C and -3.4C respectively. The temperature during daytime, however, rose by 2-3 degrees in Himachal, including in Una, which recorded the highest maximum temperature in the state at 25.8C. Punjab, Haryana and their common capital Chandigarh remained under the grip of intense cold conditions. Narnaul recorded the lowest minimum temperature in the states at 0.2C. The minimum temperature remained up to five degrees below the normal in parts of Punjab and Haryana, the MeT office in Chandigarh said. The minimum temperature in Chandigarh was 3.4C. In the desert-state Rajasthan, Bhilwara, Alwar, Churu, Sikar, Sriganganagar, Hanumangarh and Pilani districts reeled under the cold wave. Alwar was recorded the coldest place in the state at 0.3C, followed by 1.5C in Sikar, 2C each in hill station Mount Abu and Churu, and 2.2C in Sriganganagar. In Uttar Pradesh, the Met office in Lucknow said the day temperature fell markedly in Bareilly division. The lowest minimum temperature in the state was in Meerut at 2.9C. The Met office has forecast dry weather in Uttar Pradesh during the next 24 hours, with shallow to moderate fog at a few places over eastern and western UP.

Cold wave tightens grip over north India

<p>Train services were badly hit on Tuesday after a blanket of fog engulfed the national capital and adjoining areas as cold wave has intensified.</p>

<p>At least 10 trains were cancelled, 30 were running late and as many as six trains were rescheduled due to low visibility and other operational reasons.</p>

<p>Meanwhile, the air quality once again entered &#39;very poor&#39; category due to dip in wind speed.</p>

<p>The Air Quality Index (AQI), as recorded by the Central Pollution Control Board (CPCB), reflected the rise in the pollution levels.</p>

<p>The AQI at Delhi&#39;s Lodhi Road was inching closer to &#39;severe&#39; category with Particulate Matter (PM) 2.5 at 316 in &#39;Very Poor&#39; category, PM 10 at 285 in &#39;Moderate&#39; category and Carbon Monoxide at 500 in &#39;Severe&#39; category much above their safe limits.</p>


The Air Quality Index (AQI), as recorded by the Central Pollution Control Board (CPCB), reflected the rise in the pollution levels.

Train services were badly hit on Tuesday after a blanket of fog engulfed the national capital and adjoining areas as cold wave has intensified. At least 10 trains were cancelled, 30 were running late and as many as six trains were rescheduled due to low visibility and other operational reasons. Meanwhile, the air quality once again entered 'very poor' category due to dip in wind speed. The Air Quality Index (AQI), as recorded by the Central Pollution Control Board (CPCB), reflected the rise in the pollution levels. The AQI at Delhi's Lodhi Road was inching closer to 'severe' category with Particulate Matter (PM) 2.5 at 316 in 'Very Poor' category, PM 10 at 285 in 'Moderate' category and Carbon Monoxide at 500 in 'Severe' category much above their safe limits.

Fog hits train services in Delhi, air quality back to 'very poor' category

<p>As dense fog enveloped Delhi on Saturday, 15 trains were reportedly cancelled&nbsp;and 34 trains were running&nbsp;late due to low visibility.</p>

<p>Four trains had to be&nbsp;rescheduled by the Railways.</p>

<p>According to reports, most trains running on Amritsar/Ludhiana to New Delhi route were running late or had to be&nbsp;rescheduled.</p>

<p>At&nbsp;8:30am(local time) the visibility in Delhi was recorded at 800 meters.</p>

<p>On December 20, 54 trains were delayed and 12 were rescheduled. Around ten cars had collided on the Lucknow-Agra expressway due to low visibility in Uttar Pradesh.<br />
&nbsp;</p>

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<p dir="ltr" lang="en">Delhi: 34 trains arriving late, 15 cancelled &amp; 4 rescheduled due to decreased visibility/operational reasons.</p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/944386736993443840?ref_src=twsrc%5Etfw">December 23, 2017</a></blockquote>
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<p>As fog engulfed&nbsp;Delhi, air quality was recorded at PM 205 at 242, PM 10 at 233 in&nbsp;Lodhi Road area, which comes in the &quot;severe&quot;&nbsp;category.</p>

<p>The national capital&#39;s air quality has been dropping since Friday.</p>

<p>In November, Delhi&#39;s air quality had&nbsp;dropped to the lowest level on the Air Quality Index forcing the government to shut down schools and halt construction work in the capital and adjoining areas.</p>

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<p dir="ltr" lang="en">Air Quality Index of <a href="https://twitter.com/hashtag/Delhi?src=hash&amp;ref_src=twsrc%5Etfw">#Delhi</a>&#39;s Lodhi Road area, prominent pollutants PM 2.5 at 242 and PM 10 at 233 <a href="https://t.co/NdrJNe6GCS">pic.twitter.com/NdrJNe6GCS</a></p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/944393502309224449?ref_src=twsrc%5Etfw">December 23, 2017</a></blockquote>
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<p>&nbsp;</p>


According to the reports, most trains running on Amritsar/Ludhiana to New Delhi route are late or getting rescheduled

As dense fog enveloped Delhi on Saturday, 15 trains were reportedly cancelled and 34 trains were running late due to low visibility. Four trains had to be rescheduled by the Railways. According to reports, most trains running on Amritsar/Ludhiana to New Delhi route were running late or had to be rescheduled. At 8:30am(local time) the visibility in Delhi was recorded at 800 meters. On December 20, 54 trains were delayed and 12 were rescheduled. Around ten cars had collided on the Lucknow-Agra expressway due to low visibility in Uttar Pradesh. Delhi: 34 trains arriving late, 15 cancelled & 4 rescheduled due to decreased visibility/operational reasons. — ANI (@ANI) December 23, 2017 × As fog engulfed Delhi, air quality was recorded at PM 205 at 242, PM 10 at 233 in Lodhi Road area, which comes in the "severe" category. The national capital's air quality has been dropping since Friday. In November, Delhi's air quality had dropped to the lowest level on the Air Quality Index forcing the government to shut down schools and halt construction work in the capital and adjoining areas. Air Quality Index of #Delhi's Lodhi Road area, prominent pollutants PM 2.5 at 242 and PM 10 at 233 pic.twitter.com/NdrJNe6GCS — ANI (@ANI) December 23, 2017 ×

34 trains late, 15 cancelled due to low visibility in Delhi

<p>At least 13 trains were delayed, 10 cancelled and one resheduled due to foggy weather and low visibility in the national capital on Wednesday.</p>

<p>Delhi was engulfed in fog early this morning.</p>

<p>In order to manage the train operations, the Ministry of Railways on November 29 announced a detailed plan for cancellation and frequency reduction of trains traversing through fog affected areas.</p>

<p>This plan was implemented from December 1 and would continue till February 13 next.</p>

<p>Advanced cancellations are being done so that passengers can plan their journeys accordingly.</p>

<p>In case of cancellation, full refund of fare will be given to the affected passengers.</p>

<p>The passengers have been advised to check the status of the train before undertaking their journey.</p>

<p>The status of these trains will also be communicated to the passengers on their respective registered mobile numbers.</p>

<p>The fog makes the visibility very low and trains have to run on a highly-restricted speed to ensure safety of the passengers which leads to considerable delays in the movement of trains.</p>

<p>The status of these trains will be monitored periodically keeping in view the intensity of fog and decisions to restore some of the trains may be taken, as and when operationally feasible.</p>


At least 13 trains were delayed, 10 cancelled and one rescheduled due to foggy weather and low visibility in the national capital on Wednesday.

At least 13 trains were delayed, 10 cancelled and one resheduled due to foggy weather and low visibility in the national capital on Wednesday. Delhi was engulfed in fog early this morning. In order to manage the train operations, the Ministry of Railways on November 29 announced a detailed plan for cancellation and frequency reduction of trains traversing through fog affected areas. This plan was implemented from December 1 and would continue till February 13 next. Advanced cancellations are being done so that passengers can plan their journeys accordingly. In case of cancellation, full refund of fare will be given to the affected passengers. The passengers have been advised to check the status of the train before undertaking their journey. The status of these trains will also be communicated to the passengers on their respective registered mobile numbers. The fog makes the visibility very low and trains have to run on a highly-restricted speed to ensure safety of the passengers which leads to considerable delays in the movement of trains. The status of these trains will be monitored periodically keeping in view the intensity of fog and decisions to restore some of the trains may be taken, as and when operationally feasible.

Delhi: 13 trains late, 10 cancelled due to low visibility

<p>The smog in Delhi led to at least&nbsp;69 trains being delayed and 22 rescheduled with eight trains cancelled on Monday morning.</p>

<p>The latest Air Quality Index in many places in the national capital was recorded as &quot;hazardous&quot;.</p>

<p>In Delhi, Mandir Marg, Anand&nbsp;Vihar, Punjabi Bagh and Shadipur were at&nbsp;&quot;hazardous&quot; levels.&nbsp;</p>

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<p dir="ltr" lang="en">According to latest AQI figures, <a href="https://twitter.com/hashtag/Delhi?src=hash&amp;ref_src=twsrc%5Etfw">#Delhi</a>&#39;s Mandir Marg at 523, Anand Vihar at 510, Punjabi Bagh at 743, Shadipur at 420; all fall in the &#39;Hazardous&#39; category in the Air Quality Index</p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/929896079113428992?ref_src=twsrc%5Etfw">November 13, 2017</a></blockquote>
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<p>The air quality in the city and the adjoining states remains severely polluted under the thick blanket of smog.</p>

<p>Meanwhile, schools in Delhi reopened on Monday after being closed due to severe smog conditions in the past week.</p>

<p>To reduce the pollution level, the Delhi government&nbsp;had ordered the&nbsp;implementation of the odd-even rationing of vehicles from today. However, the decision was dropped by the Delhi&nbsp;government after the <a href="http://www.wionews.com/india-news/delhi-government-should-prove-odd-even-has-worked-else-will-stay-imposition-of-the-rule-ngt-23910" target="_blank">National Green Tribunal</a>&#39;s(NGT) said none of the&nbsp;vehicles drivers would be exempted which including women and government officials.&nbsp;</p>

<p>The Delhi government decided to present a new plan to the NGT on Monday, with the odd-even vehicle plan set to be implemented in the near future.&nbsp;</p>

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<p dir="ltr" lang="en">Schools in <a href="https://twitter.com/hashtag/Delhi?src=hash&amp;ref_src=twsrc%5Etfw">#Delhi</a> reopen, after being closed due to severe <a href="https://twitter.com/hashtag/smog?src=hash&amp;ref_src=twsrc%5Etfw">#smog</a> conditions in the national capital. Students seen wearing masks, teachers &#39;say collective efforts must be made, closing schools not a solution&#39; <a href="https://t.co/Mi1isF5hhM">pic.twitter.com/Mi1isF5hhM</a></p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/929901531889102848?ref_src=twsrc%5Etfw">November 13, 2017</a></blockquote>
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Meanwhile, the schools in Delhi reopened on Monday after being closed due to severe smog conditions in the past week

The smog in Delhi led to at least 69 trains being delayed and 22 rescheduled with eight trains cancelled on Monday morning. The latest Air Quality Index in many places in the national capital was recorded as "hazardous". In Delhi, Mandir Marg, Anand Vihar, Punjabi Bagh and Shadipur were at "hazardous" levels. According to latest AQI figures, #Delhi's Mandir Marg at 523, Anand Vihar at 510, Punjabi Bagh at 743, Shadipur at 420; all fall in the 'Hazardous' category in the Air Quality Index — ANI (@ANI) November 13, 2017 × The air quality in the city and the adjoining states remains severely polluted under the thick blanket of smog. Meanwhile, schools in Delhi reopened on Monday after being closed due to severe smog conditions in the past week. To reduce the pollution level, the Delhi government had ordered the implementation of the odd-even rationing of vehicles from today. However, the decision was dropped by the Delhi government after the National Green Tribunal's(NGT) said none of the vehicles drivers would be exempted which including women and government officials. The Delhi government decided to present a new plan to the NGT on Monday, with the odd-even vehicle plan set to be implemented in the near future. Schools in #Delhi reopen, after being closed due to severe #smog conditions in the national capital. Students seen wearing masks, teachers 'say collective efforts must be made, closing schools not a solution' pic.twitter.com/Mi1isF5hhM — ANI (@ANI) November 13, 2017 ×

Delhi smog: Schools reopen, several trains delayed

<p>Sixty-four trains travelling to Delhi were delayed, 14 rescheduled, and two cancelled because of the smog.&nbsp;&nbsp;</p>

<p>There were no reports of any planes being delayed.&nbsp;</p>

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<p dir="ltr" lang="en">64 trains delayed, 14 rescheduled and two cancelled due to smog/fog conditions <a href="https://twitter.com/hashtag/Delhi?src=hash&amp;ref_src=twsrc%5Etfw">#Delhi</a></p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/929162724499587072?ref_src=twsrc%5Etfw">November 11, 2017</a></blockquote>
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<p>Air quality meanwhile was recorded as &quot;hazardous&quot; at a number of places.</p>

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<p dir="ltr" lang="en"><a href="https://twitter.com/hashtag/Delhi?src=hash&amp;ref_src=twsrc%5Etfw">#Delhi</a>&#39;s Mandir Marg at 326, Anand Vihar at 430, Siri Fort at 316, Dwarka at 327, Shadipur at 331 in the &#39;Hazardous&#39; category, in Air Quality Index.</p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/929169589124055045?ref_src=twsrc%5Etfw">November 11, 2017</a></blockquote>
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<p>As was the case in neighbouring Gurgaon and Faridabad.&nbsp;</p>

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<p dir="ltr" lang="in"><a href="https://twitter.com/hashtag/Haryana?src=hash&amp;ref_src=twsrc%5Etfw">#Haryana</a>: Vikas Sadan Gurugram at 330 &#39;Hazardous&#39;, Sector16A Faridabad at 204 &#39;Very Unhealthy&#39;, in Air Quality Index (AQI)</p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/929170547405086720?ref_src=twsrc%5Etfw">November 11, 2017</a></blockquote>
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<p>Air quality in Delhi dips each year as winter approaches, with the cooler air trapping pollutants closer to the ground.&nbsp;&nbsp;</p>

<p>The phenomenon is called &quot;inversion&quot;.&nbsp;</p>

<p>&nbsp;</p>

<p>&nbsp;</p>


Sixty-four trains travelling to Delhi were delayed, 14 rescheduled, and two cancelled because of the smog. There were no reports of any planes being delayed. 64 trains delayed, 14 rescheduled and two cancelled due to smog/fog conditions #Delhi — ANI (@ANI) November 11, 2017 × Air quality meanwhile was recorded as "hazardous" at a number of places. #Delhi's Mandir Marg at 326, Anand Vihar at 430, Siri Fort at 316, Dwarka at 327, Shadipur at 331 in the 'Hazardous' category, in Air Quality Index. — ANI (@ANI) November 11, 2017 × As was the case in neighbouring Gurgaon and Faridabad. #Haryana: Vikas Sadan Gurugram at 330 'Hazardous', Sector16A Faridabad at 204 'Very Unhealthy', in Air Quality Index (AQI) — ANI (@ANI) November 11, 2017 × Air quality in Delhi dips each year as winter approaches, with the cooler air trapping pollutants closer to the ground. The phenomenon is called "inversion".

Delhi: 64 trains delayed, 2 cancelled due to smog

<p>The air quality in&nbsp;Delhi Thursday morning was &quot;hazardous&quot;.&nbsp;</p>

<p>ANI reported that the air-quality index (AQI) pegged Punjabi Bagh at 799, Dwarka at 388, Shadipur at 362, and Anand Vihar at 515 -- all of them falling in the hazardous category.&nbsp;</p>

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<p dir="ltr" lang="en"><a href="https://twitter.com/hashtag/Delhi?src=hash&amp;ref_src=twsrc%5Etfw">#Delhi</a>&#39;s Punjabi Bagh at 799, Dwarka 388, Shadipur 362,Anand Vihar 515 in Air Quality Index; all fall in the &#39;Hazardous&#39; category</p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/928454631499350016?ref_src=twsrc%5Etfw">November 9, 2017</a></blockquote>
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<p>ANI reported air quality earlier in the morning (at around 6.30 am) as falling in the &quot;severe&quot; category but by about 8.30 am, it had moved to hazardous.&nbsp;</p>

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<p dir="ltr" lang="en"><a href="https://twitter.com/hashtag/Smog?src=hash&amp;ref_src=twsrc%5Etfw">#Smog</a> seen in <a href="https://twitter.com/hashtag/Delhi?src=hash&amp;ref_src=twsrc%5Etfw">#Delhi</a>&#39;s Lodhi road area in the early morning hours; Air Quality of the area-prominent pollutants PM 10 &amp; PM 2.5 in &#39;severe&#39; category <a href="https://t.co/XL0l1lLWJe">pic.twitter.com/XL0l1lLWJe</a></p>
&mdash; ANI (@ANI) <a href="https://twitter.com/ANI/status/928432104098078720?ref_src=twsrc%5Etfw">November 9, 2017</a></blockquote>
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<p>ANI also added that 41 trains travelling to Delhi had been delayed due to the smog, that nine had been rescheduled, and 10 cancelled.&nbsp;</p>

<p>There were no reports of any planes being delayed by the smog.&nbsp;</p>

<p>There has been a sudden dip in air quality in Delhi ever since Diwali.&nbsp;</p>

<p>While firecrackers were banned this year on Diwali, Delhi generally experiences a severe dip in air quality with the onset of winter.&nbsp;</p>

<p>The cooler air traps pollutants closer the ground, preventing them from dispersing into the atmosphere, a phenomenon known as &quot;inversion&quot;.</p>

<p>The burning of crop stubble in neighbouring states adds to the pollution.&nbsp;</p>


Nine trains were rescheduled and 10 cancelled

The air quality in Delhi Thursday morning was "hazardous". ANI reported that the air-quality index (AQI) pegged Punjabi Bagh at 799, Dwarka at 388, Shadipur at 362, and Anand Vihar at 515 -- all of them falling in the hazardous category. #Delhi's Punjabi Bagh at 799, Dwarka 388, Shadipur 362,Anand Vihar 515 in Air Quality Index; all fall in the 'Hazardous' category — ANI (@ANI) November 9, 2017 × ANI reported air quality earlier in the morning (at around 6.30 am) as falling in the "severe" category but by about 8.30 am, it had moved to hazardous. #Smog seen in #Delhi's Lodhi road area in the early morning hours; Air Quality of the area-prominent pollutants PM 10 & PM 2.5 in 'severe' category pic.twitter.com/XL0l1lLWJe — ANI (@ANI) November 9, 2017 × ANI also added that 41 trains travelling to Delhi had been delayed due to the smog, that nine had been rescheduled, and 10 cancelled. There were no reports of any planes being delayed by the smog. There has been a sudden dip in air quality in Delhi ever since Diwali. While firecrackers were banned this year on Diwali, Delhi generally experiences a severe dip in air quality with the onset of winter. The cooler air traps pollutants closer the ground, preventing them from dispersing into the atmosphere, a phenomenon known as "inversion". The burning of crop stubble in neighbouring states adds to the pollution.

Delhi: Air quality 'hazardous'; 41 trains delayed by smog

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