1-2-3 RuleA means of avoiding winds associated with a tropical cyclone by taking into account the forecast track error of the National Weather Service over a 10…
100-year FloodA statistic that indicates the magnitude of flood which can be expected to occur on average with a frequency of once every 100 years at a given point or…
100-year Flood PlainThe flood plain that would be inundated in the event of a 100-year flood.
500 hPaPressure surface (geopotential height) in the troposphere equivalent to about 18,000 feet above sea level.
500 mbPressure surface (geopotential height) in the troposphere equivalent to about 18,000 feet above sea level.
88DDoppler Radar currently used nationwide by the National Weather Service.