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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 NOAA Weather Wire Service (NWWS) is a satellite data collection and dissemination system operated by the National Weather Service, which was established in October 2000. Its purpose is to provide state and federal government, commercial users, media and private citizens with timely delivery of meteorological, hydrological, climatological ...
The National Weather Service in Wilmington, Ohio, has issued a severe thunderstorm watch over the region until 4 p.m. Thursday.. A tornado warning implemented in Williamstown, Crittenden and Dry ...
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nor’easter — The term used by the National Weather Service for storms that either exit or move north along the East Coast, producing winds blowing from the northeast. waterspout — A tornado over water. wind chill factor — A a calculation that describes the combined effect of the wind and cold temperatures on exposed skin.
In National Weather Service (NWS) terminology, a Hazardous Weather Outlook is a weather statement issued to provide information of potential severe weather events within the next seven days. The outlook may include information about potential severe thunderstorms , heavy rain or flooding , winter weather, extremes temperatures.