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A gale watch is issued by the National Weather Service of the United States when there is an increased risk for a gale-force wind event, meaning sustained surface winds, or frequent gusts, of 34 to 47 knots (39 to 54 mph; 63 to 87 km/h), but the occurrence, location, and/or timing of the event is still uncertain.
First Warning is the name of a severe weather warning system designed for broadcast television stations, typically those in the United States. A weather advisory product based on First Warning, called First Alert, is an automated version of this product, which has come into widespread use by television stations and is marketed under different names depending on the graphics service vendor.
The following is an example of a coastal flood warning issued by the National Weather Service office in Boston, Massachusetts. [2]000 WHUS41 KBOX 071920 CFWBOX URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 220 PM EST THU FEB 7 2013 ...COASTAL FLOOD WARNING FOR THE MASSACHUSETTS EAST FACING COASTLINE AROUND THE TIME OF THE FRIDAY EVENING AND ...
The Weather Prediction Center (WPC), located in College Park, Maryland, is one of nine service centers under the umbrella of the National Centers for Environmental Prediction (NCEP), a part of the National Weather Service (NWS), which in turn is part of the National Oceanic and Atmospheric Administration (NOAA) of the U.S. Government.
Since its initial usage in May 1999, the National Weather Service (NWS) in the United States has used the tornado emergency bulletin, an unofficial, high-end classification of tornado warning—sent through either the issuance of a warning or via a "severe weather statement" that provides updated information on an ongoing warning—that is issued when a violent tornado (confirmed by radar or ...
A severe thunderstorm watch, like a tornado watch, is not to be confused with a warning. A watch encourages the public to remain vigilant—to be on the watch, so to speak—for the later onset of severe weather. An area under a watch may even experience deceptively fair weather with few clouds before thunderstorms develop.
The National Volcano Early Warning and Monitoring System is a U.S. federal program within the U.S. Geological Survey for monitoring volcano activity and providing early warning to threatened areas. It was authorized by the John D. Dingell, Jr. Conservation, Management, and Recreation Act on March 12, 2019.
Weather watches and warnings are issued when potentially hazardous weather is occurring or is forecast for the short term period. [2] Note: Nunavik, Quebec only participates in two types of weather warnings: Extreme Cold Warnings and Wind Warnings. No other types of watches or warnings are issued in this region of the country.