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An example of weather alerts on a national map from the National Weather Service. The NWS divides severe weather alerts into several types of hazardous/hydrologic events: Severe local storms – Short-fused, small-scale hazardous weather or hydrologic events produced by thunderstorms (including large hail, damaging winds, tornadoes, and flash ...
Here's a breakdown of what some of these weather-related terms mean, with definitions from the National Weather Service. ... Other weather terms to know. Cold front: ...
A type of weather warning formerly issued by the U.S. National Weather Service to alert areas in which a high rate of snowfall (generally 6 in (15 cm) or more in 12 hours) was occurring or was forecast. The warning was replaced by the Winter Storm Warning for Heavy Snow beginning with the 2008–09 winter storm season. helicity high-pressure area
The PDS red flag warning below was issued by the National Weather Service in Reno, Nevada, on December 19, 2017. [7] On August 3, 2018, the National Weather Service in Reno, Nevada, issued another PDS red flag warning to communicate the threat of life-threatening fire danger due to strong gusty winds and low humidity.
The National Weather Service (NWS) may issue a winter storm watch, warning or advisory ahead of the storm so you can anticipate the impacts. The criteria for these warnings to be issued will vary ...
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A winter storm warning (SAME code: WSW) is a hazardous weather statement issued by Weather Forecast Offices (WFO) of the National Weather Service (NWS) in the United States to alert the public that a winter storm is occurring or is about to occur in the area, usually within 36 hours of the storm's onset.
Puzzled by the recent weather warnings and advisories issued in Florida in advance of an intense cold front? Here's what they mean.