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However, as weather systems continue to move along from west to east across the nation, there will still be episodes of thunderstorms, including large complexes of damaging and dangerous severe ...
The official scientific criteria of a derecho, as described by the National Weather Service's Storm Prediction Center, pertains to a swath of wind damage that must extend either continuously or ...
What to know about watches and warnings Generally, a warning covers a smaller geographic area and comes when the threat is more “imminent,” McClatchy News reported.
See Severe weather terminology (United States) and/or Severe weather terminology (Canada) for comprehensive articles concerning specific nations' warnings, watches, advisories and related terms. Pages in category "Weather warnings and advisories"
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.
A weather warning generally refers to an alert issued by a meteorological agency to warn citizens of approaching dangerous weather.A weather watch, on the other hand, typically refers to an alert issued to indicate that conditions are favorable for the development of dangerous weather patterns, although the dangerous weather conditions themselves are not currently present.
On land, the National Weather Service issues a 'high wind warning' (Specific Area Message Encoding code: HWW) for storm-force winds, which also encompasses the lesser gale-force and greater hurricane force winds. In most cases, the warning applies to winds of 40-114 MPH for at least 1 hour; or any gusts of 58-114 miles per hour on land unless a ...
The National Weather Service issues a similar high wind warning (Specific Area Message Encoding code: HWW) for high winds on land. The criteria vary from place to place; however, in most cases, the warning applies to winds of 40 miles per hour (64 km/h) to 73 miles per hour (117 km/h) for at least 1 hour; or any gusts of 58 miles per hour (93 km/h) to 114 miles per hour (183 km/h) on land.