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The National Weather Service issued a flash flood warning for several counties in Illinois after unprecedented storms swept through the Chicago area last night, leaving many without power. A flood ...
8:45 p.m. Flood warnings extended. Flood warnings for parts of southwestern Illinois were extended to 1:30 a.m. Friday, according to the National Weather Service in St. Louis. Those counties ...
On July 26, 2022, a secondary dam on the city reservoir was breached after over four inches of rain fell near Nashville in less than 12 hours, causing a 6-foot breach and flooding nearly 40 acres ...
A flash flood warning (SAME code: FFW) is a severe weather warning product of the National Weather Service that is issued by national weather forecasting agencies throughout the world to alert the public that a flash flood is imminent or occurring in the warned area. A flash flood is a sudden, violent flood after a heavy rain, or occasionally ...
A flash flood is a rapid flooding of low-lying areas: washes, rivers, dry lakes and depressions. It may be caused by heavy rain associated with a severe thunderstorm, hurricane, or tropical storm, or by meltwater from ice or snow flowing over ice sheets or snowfields. Flash floods may also occur after the collapse of a natural ice or debris dam ...
At 1:20 am. CDT on August 22, the National Weather Service issued a flash flood warning for the Dallas metroplex. [89] Overnight on August 21, Dallas Fort Worth International Airport reported 3.01 inches (76.5 mm) of rainfall over a one-hour timeframe, setting the record for the most rainfall in a single hour ever for the airport. [90] By 8 am.
The flood warnings for St. Clair and Madison counties expired as of 5 p.m. Tuesday, the National Weather Service of St. Louis confirmed. “That’s going to be it.
Particularly dangerous situation. In weather forecasting in the United States, " particularly dangerous situation " (PDS) is enhanced wording used by the National Weather Service to convey special urgency in some watch or warning messages for unusually extreme and life-threatening severe weather events, above and beyond the average severity for ...