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More than 13 million Americans are under flood watches and warnings from eastern New York state to Boston and Western Maine to the northeast, the National Weather Service said in its forecast ...
The heavy rain is also putting pressure on the rivers and streams, risking additional flooding, the NWS warned. Governor Kathy Hochul declared a state of emergency for New York City , Long Island ...
Major incident as Met Office issues weather warnings for heavy rain and strong winds across large swathes of the country Storm Ciarán: More than 260 flood warnings and alerts across UK - see your ...
The heaviest rain fell in Asbury Park, where 9 inches (230 mm) of rain fell. [60] Reported flooding occurred in Belmar, Deal, and Spring Lake Heights. [57] In Connecticut, heavy rainfall forced closures on numerous roads, including a sinkhole on U.S. Route 202 in New Milford and flooding on Connecticut Route 199 in Washington. [61]
A flood warning or flash flood warning is issued when flooding is imminent or already occurring. When flood warnings are issued, it means that area waterways will likely soon be in flood. [2] Not all flood watches suggest that large-scale flooding, such as during landfalling tropical cyclones, is possible.
A flood warning is closely linked to the task of flood forecasting.The distinction between the two is that the outcome of flood forecasting is a set of forecast time-profiles of channel flows or river levels at various locations, while "flood warning" is the task of making use of these forecasts to make decisions about whether warnings of floods should be issued to the general public or ...
A flood warning means that flooding is occurring or will soon happen and that people need to be cautious and alert for potential dangers. A flood watch means flooding is possible in certain areas ...
Flood warnings are usually issued for flooding that occurs more than six hours after the excessive rainfall, or when flooding is imminent/occurring but is not rapid enough to prompt a flash flood warning. These warnings are issued on a polygonal basis by the local Weather Forecast Office and are generally in effect for six to twelve hours. [13 ...