Weather tomorrow, October 26: IMD predicts rain across states; what can Delhi, Chennai, Kolkata, Bhubneshwar, Mumbai and Bengaluru expect?

The India Meteorological Department (IMD) has forecast rain, thunderstorms, lightning and gusty winds across several states on Monday, October 26, as a depression over the Bay of Bengal is expected to intensify into a cyclonic storm. The system is forecast to strengthen further over the following days and approach the Andhra Pradesh and Yanam coasts around October 28, raising the risk of heavy to extremely heavy rainfall in Andhra Pradesh and Odisha. Parts of Keralam and Tamil Nadu are also expected to receive heavy rain, while the weather system could influence conditions in West Bengal, Jharkhand, Bihar and Chhattisgarh later in the week.

The depression is expected to develop into a cyclonic storm by the morning of October 26, a severe cyclonic storm by October 27 and a very severe cyclonic storm thereafter, according to the IMD forecast. Delhi is likely to experience partly cloudy skies, while parts of Karnataka may see spells of rain.

Delhi weather

Delhi is likely to experience partly cloudy skies over the next few days, according to the IMD. The developing system over the Bay of Bengal is expected to have its main impact on southern and eastern parts of the country.

Andhra Pradesh weather

The depression over the Bay of Bengal is forecast to intensify into a cyclonic storm by the morning of October 26. It is expected to strengthen into a severe cyclonic storm by the morning of October 27 before developing further into a very severe cyclonic storm.

The system is likely to reach the west-central Bay of Bengal near the Andhra Pradesh coast around the morning of October 28. It is forecast to cross the Andhra Pradesh and Yanam coasts between Bapatla and Visakhapatnam by the forenoon of October 28, with maximum sustained wind speeds of 115-125 kmph and gusts reaching 140 kmph.

For October 26, the IMD has forecast thunderstorms accompanied by lightning at isolated places in Coastal Andhra Pradesh, Yanam and Rayalaseema. Rainfall activity is expected to continue through October 29.

On October 27 and 28, scattered heavy to very heavy rainfall is likely in Coastal Andhra Pradesh and Yanam, with extremely heavy rain possible at isolated places. Heavy rain is forecast in parts of Coastal Andhra Pradesh and Yanam on October 29.

The IMD issued a cyclone alert for fishermen on October 22, advising them not to venture into the sea until October 29. Fishing boats already at sea were directed to return to the coast immediately, according to an official press release.

Andhra Pradesh has a coastline of 1,053 km covering 12 coastal districts, with 555 marine villages, 350 fish landing centres and 30,043 fishing boats. Control rooms have been set up to monitor the developing situation and track fishing boats.

Odisha weather

Odisha could experience heavy rainfall and strong winds as the system approaches the eastern coast. Southern and coastal districts are expected to face the greatest impact, with gusty winds forecast to reach 70-90 kmph in affected areas.

Ganjam, Gajapati, Rayagada, Koraput and Malkangiri are among the districts likely to be most affected. Significant rainfall is also expected in other coastal districts.

The state has deployed around 60 Odisha Disaster Rapid Action Force (ODRAF) teams and 17 National Disaster Response Force (NDRF) teams, while 225 fire service teams have been placed on high alert.

The IMD has issued a red warning for October 28, forecasting very heavy rainfall with isolated extremely heavy downpours exceeding 20 cm in Rayagada, Koraput, Malkangiri, Gajapati and Ganjam. Severe thunderstorms, lightning and gusty surface winds of 60-70 kmph may accompany the rainfall.

On October 27, heavy to very heavy rainfall is likely at a few places in coastal Odisha. On October 28, heavy to very heavy rain is forecast at a few places, with isolated extremely heavy rainfall exceeding 20 cm in 24 hours possible.

Keralam weather

The IMD has forecast heavy to extremely heavy rainfall in parts of Keralam on October 26. Idukki and Palakkad were listed under a red alert in the supplied forecast update, indicating the possibility of extremely heavy rainfall.

An orange alert was also listed for Thrissur, Palakkad, Malappuram, Kozhikode, Wayanad, Kannur and Kasaragod in the forecast information, while Thiruvananthapuram, Kollam, Pathanamthitta, Alappuzha, Kottayam, Idukki and Ernakulam were listed under a yellow alert for heavy rainfall.

Residents should check the latest district-wise IMD bulletin for any changes to alert levels before travelling or making outdoor plans.

Tamil Nadu weather

The IMD has forecast heavy rainfall in parts of Tamil Nadu over the next few days. Maximum temperatures are not expected to change significantly across Tamil Nadu, Puducherry and Karaikal until October 28, with temperatures likely to remain near normal.

On October 26, heavy to very heavy rainfall is likely at isolated places in Sivaganga, Ramanathapuram and Pudukkottai. Heavy rain is also forecast in parts of western and southern Tamil Nadu.

On October 27, isolated heavy rainfall is likely in Ramanathapuram, while other southern districts may receive moderate rainfall. Light rain is forecast at isolated places elsewhere in Tamil Nadu, Puducherry and Karaikal.

On October 28, light to moderate rain is likely at isolated places in southern Tamil Nadu, while predominantly dry weather is expected elsewhere. Light rain may occur at isolated places across Tamil Nadu, Puducherry and Karaikal on October 29 and 30.

Jharkhand weather

Jharkhand is likely to receive rainfall on October 28 and 29 as the depression over the Bay of Bengal intensifies and moves towards the eastern coast.

Isolated thunderstorms, lightning and winds gusting up to 50 kmph are forecast at several places during the two days. Partly cloudy skies are likely across the state from October 27, with rain expected in southern and eastern parts and central Jharkhand.

The weather system's influence could continue until October 30. Conditions are expected to ease from November 1 as the system weakens and moves towards northern areas.

West Bengal weather

Parts of West Bengal, including coastal districts, may receive rainfall as the developing cyclone moves towards the Andhra Pradesh coast.

The IMD has forecast heavy to very heavy rainfall at isolated places in the state on October 27 and October 28. Squally winds and rainfall may also affect areas beyond the coast as the weather system develops.

Residents should monitor official weather bulletins for district-level forecasts and possible changes in rainfall warnings.

Bihar weather

Bihar could experience rainfall associated with the developing Bay of Bengal system on October 28 and 29. The IMD has forecast isolated heavy rainfall activity during this period as the system's influence extends into eastern India.

The intensity and distribution of rainfall will depend on the system's movement and development over the coming days.

Chhattisgarh weather

Isolated heavy rainfall is forecast in parts of Chhattisgarh on October 28 and 29 as the developing system influences weather across central and eastern India.

The IMD is monitoring the system's movement and intensity, with further updates expected as it approaches the eastern coast.

Karnataka weather

Bengaluru and adjoining districts, including Mysuru, Kodagu and Chamarajanagar, could experience spells of rain until Tuesday under the influence of two weather systems.

Rainfall is likely to be fairly widespread until Monday, October 26, before easing to isolated spells for the rest of the week. Cloudy skies and occasional windy conditions are also likely.

The forecast covers parts of Karnataka, with rainfall patterns expected to vary across the state's coastal, northern interior and southern interior regions.

IMD weather forecast for October 26 and the days ahead

The depression over the Bay of Bengal is expected to intensify into a cyclonic storm by the morning of October 26, a severe cyclonic storm by October 27 and a very severe cyclonic storm thereafter. The system is forecast to approach the Andhra Pradesh coast around October 28.

Heavy to extremely heavy rainfall is likely in parts of Andhra Pradesh and Odisha later in the week, while Keralam and Tamil Nadu face rain warnings on October 26. Rainfall and gusty winds may also affect West Bengal, Jharkhand, Bihar and Chhattisgarh as the system develops.

The IMD is monitoring the weather system and is expected to issue further updates on its movement, intensity and potential impact. Residents in areas under weather alerts should follow official advisories.