Bhubaneswar: Heavy rains accompanied by thunderstorm are likely in most parts of the State today as a low pressure formed over the Bay of Bengal has turned into a depression, predicted the Regional Meteorological Centre.

The depression will turn into a deep depression in next 12 hours and will cross the coast of Paradip and Puri tonight, the forecast added.

Cautionary signal no-3 has been hoisted at all the ports of the State. Besides, fishermen have been advised not to venture into sea keeping in view rough climatic conditions.

The MeT has issued red warning for Ganjam, Gajapati, Puri, Rayagada, Kalahandi, Kandhamal and Koraput districts while predicting extremely heavy rainfall at a few places.

Apart from this, orange warning has been issued for 14 districts - Malkangiri, Nabarangpur, Nuapada, Bolangir, Boudh, Sonepur, Khurda, Nayagarh, Cuttack, Jagatsinghpur, Kendrapara, Jajpur, Bhadrak and Balasore where heavy to very heavy rainfall is likely to occur.

The MeT centre has predicted yellow warning for rest parts of the State.

Wind speed is likely to be 40-50 kmph over coastal districts on September 20 and 21.