Will it rain in Kolkata today? Check IMD's forecast as it sounds orange alert for north, south Bengal districts

Kolkata is likely to witness a drastic weather shift and the India Meteorological Department (IMD) has forecast enhanced thunderstorms till April 9. The onset of seasonal Kalbaishakhi storms will bring rain, lightning and gusty winds to several districts in West Bengal. On April 6, Kolkata will see partly cloudy sky with possibility of moderate rain or thunderstorm, lightning and gusty winds up to speed of 30-40kmph.

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Will it rain in Kolkata today?

The relief will persist till April 9, said the Regional Meteorological Centre, which predicted more cloudy days and thunderstorms in Kolkata and across south Bengal.


Kolkata is likely to witness rain, thunderstorms with strong gusty winds till April 9, 2026. On April 10 and 11, Kolkata will see a partly cloudy sky with the possibility of development of thunder and lightning.

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In Kolkata and the adjoining districts of Howrah, Hooghly, and the two 24 Parganas, thunderstorms accompanied by gusty winds of 40-50 kmph and lightning are expected between April 6 and April 9. The IMD’s district-wise forecast indicates that rainfall activity will become more intense mid-week.

In Kolkata, the next 24 hours are expected to see mainly clear to partly cloudy skies, with a chance of thundery development by afternoon or evening, as temperatures hover between 36-37 and 26-28 degrees Celsius amid high humidity and no recorded rainfall.

Orange alert for North, South Bengal

An orange alert has been issued for most districts in south and north Bengal for Wednesday and Thursday. An orange alert is a warning of ‘extremely bad weather with the potential of disruption in commute with road and rail closures, and interruption of power supply’. The period could see sporadic rain, thunderstorms and hailstorms, said an RMC bulletin on Sunday. Some areas could receive heavy rain, it said.

The IMD has forecast light to moderate rain with thunderstorms and lightning across most districts, accompanied by winds generally ranging from 30 to 50 kmph, and a yellow alert has been issued.

During the peak phase from April 7 to April 8, gusty winds may reach up to 60 kmph in certain districts, including Bankura, East and West Burdwan, Birbhum, and Murshidabad. There is also a possibility of hailstorms at isolated locations, particularly in Bankura, East Burdwan, and Birbhum, signaling a potentially intense Kalbaishakhi spell following a period of hot, humid weather.

North Bengal districts are expected to experience similar conditions. Areas such as Darjeeling, Jalpaiguri, Coochbehar, and Alipurduar may see thunderstorms with winds of 30–40 kmph, reaching up to 60 kmph, along with heavy rainfall of 7–11 cm and hailstorms in some locations, especially in Darjeeling and Jalpaiguri, between April 7 and April 9. An orange alert has been issued for these regions during this period.