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IMD’s red alerts for Sunday, August 23, 2026, focus on Odisha and South Bengal as a Bay low drives very heavy rain. Regional bulletins have flagged high-risk coastal and adjoining districts, with the first intense window from pre-dawn into forenoon. A second spell may build westward later today. Check your district status below and refresh official maps through the day for updates.
Red-category districts flagged recently and holding risk today include Balasore, Bhadrak, Mayurbhanj and Keonjhar in Odisha; South 24 Parganas and East Midnapore in South Bengal through morning, shifting towards West Midnapore and Bankura by afternoon. Adjacent belts such as Howrah, Hooghly, Purulia, Jhargram, Nadia and Murshidabad remain under orange in phases; Kolkata stays cloudy with brief spells. Expect short, intense bursts and lightning.
IMD red alert today: Odisha and South Bengal risk windows
IMD’s South Bengal district forecast shows Day‑1 valid 2100 hours August 22 to 0830 hours today, and Day‑2 from 0830 hours today to 0830 hours Monday. Expect the wettest pockets near the coast early, then westwards inland by late afternoon. Odisha’s district forecast signals widespread rain with embedded thunderstorms across north coastal and northern belts through today. Keep plans flexible between these windows.
Delhi–UP–Bihar thunderstorm bands and travel disruptions
Delhi trends quieter today with light rain or drizzle and no formal warning. Thunderstorm bands with gusty winds may arc across parts of East Uttar Pradesh and Bihar during the day, causing brief visibility drops. Flyers using Kolkata and Bhubaneswar should budget extra time for delays. Rail choke points near Howrah, Kharagpur, Balasore and Bhadrak slow under downpours; low‑lying Kolkata pockets waterlog quickly.
How to self-verify: IMD nowcasts and state updates
For live status, open IMD’s District‑wise Warnings map, select Day‑1, and tap your district. Cross‑check South Bengal’s PDF and Bhubaneswar’s district forecast for timing and intensity shifts during the 0830–0830 cycle. Track IMD’s nowcast dashboard and Common Alert Protocol feed for two‑to‑three‑hour warnings, and follow state disaster authorities for closure advisories. Refresh these every few hours today.