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Weather Agencies Warn of Weekend Storm Threats Across India, U.S. and U.K.

Forecasters expect hazardous rain with strong winds from an organizing Arabian Sea disturbance and a strengthening U.S. cold front.

Overview

  • India’s IMD confirmed full Southwest Monsoon withdrawal on October 16 and signaled Northeast Monsoon rains, issuing orange alerts for Kerala, Tamil Nadu, Mahe and Lakshadweep with thunderstorms and squally conditions.
  • The IMD says a low is likely over the southeast Arabian Sea and Lakshadweep around October 18–19 with potential to become a depression within about 48 hours, increasing the risk of very heavy rain and coastal squalls.
  • Mumbai and several Maharashtra districts received green/yellow alerts for light to moderate rain, thunderstorms and 30–40 km/h gusts; Thane logged 14.23 mm in a late-hour spell as officials urged caution during nowcasts.
  • The NWS/SPC outlines a Slight Risk Saturday from the Ozarks into the mid‑Mississippi Valley, with threats of damaging winds, large hail, isolated tornadoes and 1–3 inches of rain; Indiana, Michigan and Ohio could see gusts near or above 40 mph and a sharp post‑frontal cooldown.
  • The UK Met Office issued a 12‑hour yellow rain warning for eastern Northern Ireland from midnight to midday Sunday, while Greater Manchester is forecast for spells of heavy rain on Sunday.