Bhubaneswar: Even as a well-marked low-pressure area continues to hover over Odisha, the India Meteorological Department (IMD) has forecast a fresh cyclonic circulation/low pressure area over north Bay of Bengal around October 9.

According to IMD’s extended rage outlook, IMD-GFS model is indicating the development of an upper air cyclonic circulation over north Andaman Sea around October 5 with north-northwestwards movement towards north Bay of Bengal and formation of a low-pressure area over north Bay of Bengal around October 9. “IMD-GFS model is also indicating the development of a low-pressure area over north Bay of Bengal around October 7. Bharat Forecast System is indicating development of a low-pressure area over northwest Bay of Bengal around October 10. NCEP-GFS is also indicating development of a cyclonic circulation/low pressure over north Bay of Bengal around October 9. NCUM (G) is also indicating development of a low-pressure area over north bay of Bengal around October 10,” it further stated.

ECMWF Sub-seasonal forecasts are not indicating any cyclogenesis probability during October 6-20, it added.

Meanwhile, the Depression over interior Odisha has weakened into a well-marked low pressure area over north Chhattisgarh and adjoining areas of north interior Odisha & Jharkhand. It is likely to continue to move nearly northwards initially and then north-northeastwards towards Jharkhand and weaken into a low-pressure area during the next 12 hours.

The IMD had warned of heavy to very heavy rainfall accompanied by thunderstorm/lightning and gusty surface wind speed reaching 30-40 kmph at one or two places in the districts of Sundargarh and Jharsuguda on October 3.

Isolated heavy rainfall along with thunderstorm/lightning and gusty surface wind speed reaching 30-40 kmph was also likely at one or two places in Nabarangpur and Nuapada. There was also a warning of thunderstorm/lightning and gusty surface wind speed reaching 30-40 kmph for Sundargarh, Jharsuguda, Bargarh, Sambalpur, Deogarh, Angul, Dhenkanal, Keonjhar, Mayurbhanj, Balasore, Bhadrak, Jajpur, Kendrapada, Cuttack, Jagatsinghpur, Puri, Khurda, Nayagarh, Ganjam and Gajapati districts.

It further stated that Odisha is likely to experience isolated heavy rainfall along with thunderstorm/lightning and gusty surface wind speed reaching 30-40 kmph at one or two places in Sambalpur, Mayurbhanj, Keonjhar, Bargarh, Nuapada, Nabarangpur and Balangir on October 4. Thunderstorm accompanied by lightning and gusty surface wind speed reaching 30-40 kmph is also likely in the districts Puri, Khurda, Nayagarh, Ganjam, Gajapati,Sonepur, Boudh, Kalahandi, Kandhamal, , Rayagada, Koraput, Malkangiri, Balasore, Bhadrak, Jajpur, Kendrapada, Cuttack, Jagatsinghpur, Deogarh, Angul and Dhenkanal.

Thunderstorm accompanied by lightning and gusty surface wind speed reaching 30-40 kmph may continue in the districts Balasore, Bhadrak, Jajpur, Kendrapada, Cuttack, Jagatsinghpur, Sundargarh, Jharsuguda, Bargarh, Sambalpur, Deogarh, Angul, Dhenkanal, Keonjhar, Mayurbhanj Puri, Khurda, Nayagarh, Ganjam, and Gajapati on October 5.