Weather Update: Heavy Rains to Lash Tamil Nadu, Andhra Pradesh, and Kerala; Cold Wave Grips North India

India Meteorological Department (IMD) has issued a forecast update for the coming days, highlighting the likelihood of heavy rainfall in southern states, cold wave conditions in the northern and central regions, and dense fog across various parts of the country.

Weather Systems in Play

1. Low Pressure over Bay of Bengal: A low-pressure area persists over the southeast Bay of Bengal and adjoining the east equatorial Indian Ocean. It is expected to intensify over the next 24 hours, moving west-northwestward and reaching the southwest Bay of Bengal near the Tamil Nadu-Sri Lanka coast around 11th December 2024.

2. Western Disturbance: A cyclonic circulation lies over northwest Uttar Pradesh, influencing weather patterns in northern India.

Rainfall Forecast (10th - 14th December)

The southern regions of India are set to experience significant rainfall over the coming days due to the influence of a low-pressure system in the Bay of Bengal. Heavy to very heavy rainfall is expected in Tamil Nadu, Puducherry, and Karaikal, while isolated showers are predicted in Andhra Pradesh, Rayalaseema, Kerala, and Karnataka. Below is a detailed forecast of the anticipated weather conditions.

Additionally, light to moderate rainfall with isolated thunderstorms and lightning is likely in Tamil Nadu, Puducherry, Karaikal, and Kerala from 9th-13th December, and in Andhra Pradesh on 11th-12th December. 

Fishermen are advised to exercise caution and avoid venturing into specific maritime regions due to unfavorable weather conditions. These areas include the Southeast Bay of Bengal from 10 to 11 December, the Southwest Bay of Bengal from 10th to 12th December, and the Tamil Nadu coast on 11 and 12 December. Additionally, the Lakshadweep Sea, Kerala coasts, Gulf of Mannar, and Comorin area should be avoided on 12 and 13 December.

Temperature Trends and Cold Wave Warnings

A significant drop in temperatures is expected across Northwest, Central, and East India over the next few days, accompanied by cold wave conditions in several regions. IMD has issued warnings for isolated cold wave pockets, urging residents to prepare for chilly days and frosty mornings in affected areas.

The lowest recorded minimum temperature as of 9th December is 5.2°C in Amritsar (Punjab) and Udaipur Dabok (East Rajasthan).

Dense Fog Warnings

IMD has issued dense fog warnings for several regions across India. With visibility expected to drop significantly during late-night and early-morning hours, the affected areas include parts of northern, eastern, and northeastern states. Travelers and commuters are advised to exercise caution as dense fog may disrupt transportation and pose safety risks.

Weather Forecast for Delhi/NCR (10th-12th December)

Residents of Delhi and NCR can expect mainly clear skies over the next four days, with light winds and smog or mist likely during evening and night hours. Morning hours may witness shallow to moderate fog, with slight variations in wind speed throughout the day. Here's a detailed day-by-day forecast.

Residents are encouraged to stay informed by following the latest updates from the India Meteorological Department (IMD) and take necessary precautions during adverse weather conditions.