Flash Flood Risk on Thursday, 03 September 2026: Lucknow, Patna and Kolkata on Alert Today
Flash flood risk is elevated today, Thursday, September 03, 2026, with Lucknow on ALERT and Patna and Kolkata on WATCH. Expect disruptions due to high river flows and anticipated rainfall across these major cities.
Lucknow is under an ALERT for flash flood risk today, Thursday, September 03, 2026, due to significant river flow approximately 2.9 times above normal and an expected 14 mm of rain. Patna and Kolkata are on WATCH, facing elevated risks with river flows at 1.8 and 1.7 times normal, respectively, alongside forecast rainfall of 14 mm and 13 mm. Patna is also anticipating intense rain bursts of up to 6 mm per hour.
| Cities and Areas on Alert — Thursday, 03 September 2026 | ||
|
Lucknow
Alert — river flow 2.9× normal — 14 mm rain expected |
Patna
Watch — river flow 1.8× normal — 14 mm rain expected — bursts up to 6 mm/hr |
Kolkata
Watch — river flow 1.7× normal — 13 mm rain expected |
Residents in Lucknow should be particularly vigilant for potential waterlogging and avoid low-lying areas as the higher ALERT level indicates a more immediate concern for flash flooding. In Patna and Kolkata, while the risk is a WATCH, these conditions can still lead to significant disruptions, including travel delays and localized water accumulation, especially with the forecast for intense hourly rainfall bursts in Patna.
This outlook is based on current river discharge and rainfall forecast models. Conditions can change rapidly, and continuous monitoring is advised for all affected areas.
Disclaimer: AI tools assisted in compiling the foundational data and research for this report. The final content was reviewed, edited and verified by human editors at LatestLY.
(The above story first appeared on LatestLY on Sep 03, 2026 08:31 AM IST. For more news and updates on politics, world, sports, entertainment and lifestyle, log on to our website latestly.com).