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Environment & Climate

Severe weather and flash flood warnings issued in U.S. Northeast and UK

Forecasters warn of heavy rainfall, flash flooding, and potential severe thunderstorms affecting millions across the U.S. East Coast and parts of Britain.

The short version

  • More than 38 million residents along the U.S. Interstate 95 corridor face threats of severe thunderstorms, hail, damaging winds, and flash flooding on Thursday.
  • The UK Met Office issued yellow weather warnings across England and Wales for Wednesday and Thursday, warning of heavy downpours following weeks of dry weather.
  • U.S. forecasts project rainfall rates exceeding 2 inches per hour in localized areas, while British forecasts call for up to 50mm of rain over several hours.

Key facts

  • Severe weather threats in the U.S. span from Vermont and Syracuse down to Virginia, covering over 38 million people.[ABC News]
  • Flood watches in the U.S. cover New York City, the Hudson Valley, parts of New Jersey, and Philadelphia from Thursday afternoon into the evening.[ABC News]
  • The Met Office issued yellow warnings for thunderstorms and rain covering England and Wales for Wednesday and Thursday.[BBC News · BBC News]
  • Forecasted rainfall in the UK could reach 20-30mm in less than an hour, with up to 50mm in localized areas and 75mm over exposed eastern hills.[BBC News · BBC News]

What remains uncertain

  • Meteorological forecasting models struggle to pinpoint the precise location and timing of individual thunderstorm cells.[BBC News · BBC News]

Sources