Low-Pressure Area Over West Bengal-Odisha : Active Monsoon Over Eastern-Central Parts During The Week

Key Takeaways:

• The well-marked low-pressure area will move west-northwestward across Odisha, Jharkhand and Chhattisgarh before tracking towards Madhya Pradesh and adjoining Uttar Pradesh.
• Intense weather activity will focus over East Madhya Pradesh, Bihar and Jharkhand between September 2 and 3.
• Rainfall will expand across Madhya Pradesh and adjoining Uttar Pradesh, Vidarbha and East Rajasthan between September 4 and 6.
• The nationwide rainfall deficit of 14% may shrink marginally by 1%-2% during the first ten days of September before rising again.
• Forecast Validity: Next 2 to 3 days.

The low-pressure area over the Northwest Bay of Bengal has moved inland. It is now lying over Gangetic West Bengal, North Odisha and the adjoining Bay of Bengal as a well-marked low-pressure area. The system will move west-northwestward across Odisha, Jharkhand and Chhattisgarh during the next two days. Further, it is likely to track along Madhya Pradesh and neighbouring parts of Uttar Pradesh. Under its influence, active to vigorous monsoon conditions are expected over the eastern and central parts of the country. The rains may also reach the peripherals of East Rajasthan and make a ‘touch and go’ for Gujarat.

Gangetic West Bengal, North Odisha, Jharkhand, South Bihar and Chhattisgarh will have the weather activity commencing today and reaching the eastern parts of Madhya Pradesh by tomorrow. The intense weather activity will get focused more on East Madhya Pradesh, Bihar and Jharkhand between 02nd and 03rd September 2026. Peripherals of East Uttar Pradesh and Vidarbha will fall within reach of this activity. Between 04th and 06th September, the entire state of Madhya Pradesh and border areas with Uttar Pradesh, Vidarbha and East Rajasthan will come in for extended weather activity for a day or two.

Weak to very weak monsoon activity will prevail over West Rajasthan, Gujarat, Madhya Maharashtra, Marathwada, the West Coast and the South Peninsula during the next one week. The rain deficit may increase further over the southern parts of the country. The region is having a large rainfall deficit of 24%. The least-deficit region of the central parts of the country may improve its status from the current shortfall of 4% rainfall. Northwest India is expected to maintain the status quo. Despite scattered rain and thundershowers, the shortfall over Northeast India may rise further. The countrywide rainfall deficit of 14%, as of now, may marginally shrink by 1%-2% during the first ten days of September and make an incremental rise thereafter.