Non-precipitation hazards – Weather hazards not directly associated with any of the above including extreme heat or cold, dense fog, high winds, and river or lakeshore flooding.Īn example of weather alerts on a national map from the National Weather Service.Tropical cyclone hazards – Hazardous tropical cyclone events that may affect property in inland areas or marine activities in coastal waters, resulting in wind damage, storm surge, tornadoes and flooding rain.Marine hazards – Hazardous events that may affect marine travel, fishing and shipping interests along large bodies of water, including hazardous seas and freezing spray.Coastal/lakeshore hazards – Hydrological hazards that may affect property, marine or leisure activities in areas near ocean and lake waters including high surf and coastal or lakeshore flooding, as well as rip currents.Flooding – Hazardous hydrological events resulting in temporary inundation of land areas not normally covered by water, often caused by excessive rainfall.Fire weather – Weather conditions that contribute to an increased risk and help cause the spread of wildfires.Winter storms – Weather hazards associated with freezing or frozen precipitation ( freezing rain, sleet, and/or snow), or combined effects of winter precipitation and strong winds.Severe local storms – Short-fused, small-scale hazardous weather or hydrologic events produced by thunderstorms (including large hail, damaging winds, tornadoes, and flash floods).The NWS divides severe weather alerts into several types of hazardous/hydrologic events: Specific Area Message Encoding (SAME) product codes assigned to each term for NOAA Weather Radio (NWR) broadcasts are included in parentheses following the title of the described alert type if used products that do not have a specified code are identified where applicable as Non-Precipitation Warnings/Watches/Advisories (NPW), Coastal Flood Warnings/Watches/Advisories (CFW), Marine Weather Statement (MWS), Surf Discussion (SRD) or Winter Weather Warnings/Watches/Advisories (WSW) as defined by NOAA.ĭefinitions of severe weather alerts Some terms may be specific to certain cities or regions. This article describes NWS terminology and related weather scales used by the agency. The NWS, a government agency operating as an arm of the National Oceanic and Atmospheric Administration (NOAA) branch of the United States Department of Commerce (DoC), defines precise meanings for nearly all of its weather terms. If floodwaters rise around your car, abandon the car and move to higher ground if you can do so safely. You and the vehicle can be quickly swept away.This article describes severe weather terminology used by the National Weather Service (NWS) in the United States. If you see a flooded roadway, turn around, don’t drown as you do not know if the road is still underneath all that water.ĭo not underestimate the power of water. Remember, when you see a Flash Flood Warning you should seek higher ground immediately as flooding is already occurring or is about to occur. Certain areas could see up to an inch of rain in a short period of time. This means the area is susceptible to flooding as heavy rainfall is expected Monday and Tuesday afternoon. El Paso is in an Areal Flood Watch through Wednesday morning. Areal is the adjective version of the noun area, not be confused with the word aerial which means of, or relating to the air.Įl Paso and much of Southern New Mexico is currently under an Areal Flood Watch through 6 a.m. EL PASO, TX ( KTSM) – You’ve probably seen the words ‘areal flood watch’ or a warning scroll at the top of the KTSM 9 newscasts and KTSM 9 programming during last week’s severe weather and thought it might be a mistake, however, Areal Flood Watches and Warnings are real.īasically, an Areal Flood Watch means there is the potential for flooding over a large area.
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