Along with “chilly wave” to “extreme chilly wave” over northwest India, India Meteorological Department (IMD) predicted dense to very dense fog with visibility below 50 metres in some elements of the area on December 30 and 31 and January 1.
IMD in its impact-based bulletin launched on Monday stated dense to very dense fog is probably going over Uttarakhand, Himachal Pradesh, Punjab, Haryana, Chandigarh, northwest Uttar Pradesh on December 30, 31 and January 1.
“In Delhi, we are expecting moderate to dense fog so visibility may be under 200 metres in some parts of the Capital. The Western Disturbance which was affecting the Western Himalayas has just passed so there is moisture in the air and wind speed is also likely to reduce. It is going to be very cold also, leading to the development of fog,” defined Kuldeep Shrivastava, head, regional climate forecasting centre.
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Ground frost can also be seemingly over some elements of north Rajasthan, in response to IMD.
IMD in its affect primarily based warning stated publicity to dense fog is related to respiratory issues notably for individuals with bronchial asthma, bronchitis and different lung situations. It can growth episodes of wheezing and coughing as dense fog also has excessive particulate air pollution. Dense fog can disrupt street visitors, railway and flight schedules, the Met division has cautioned.
A chilly wave happens in plains when the minimal temperature is 10 levels Celsius or below and/or is 4.5 notches lesser than the season’s regular for 2 consecutive days. Cold wave can also be declared when the minimal temperature is lower than Four levels Celsius within the plains.