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Particularly dangerous situation. In weather forecasting in the United States, " particularly dangerous situation " (PDS) is enhanced wording used by the National Weather Service to convey special urgency in some watch or warning messages for unusually extreme and life-threatening severe weather events, above and beyond the average severity for ...
The difference between tornado watches and warnings is similar to severe thunderstorms. A tornado watch means “severe thunderstorms and tornadoes are possible in and near the watch area ...
The National Weather Service has different levels of alerts for tornado threats: Advisories, watches, warnings and emergencies. Here's the difference: Tornado watch vs warning: What to know as ...
A brief teaching on the difference between a severe weather watch and warning, plus the National Weather Service predictions for storms this afternoon
Severe thunderstorm warning (SVR) – A severe thunderstorm is indicated by Doppler weather radar or sighted by Skywarn spotters or other persons, such as local law enforcement. A severe thunderstorm contains large damaging hail of 1 inch (2.5 cm) in diameter or larger, and/or damaging winds of 58 mph (93 km/h) or greater.
A high risk severe weather event is the greatest threat level issued by the Storm Prediction Center (SPC) for convective weather events in the United States. On the scale from one to five, a high risk is a level five; thus, high risks are issued only when forecasters at the SPC are confident of a major severe weather outbreak.
Here's what to know about the differences between a severe weather watch or warning from the National Weather Service.
A tornado watch (SAME code: TOA) is a statement issued by weather forecasting agencies to advise the public that atmospheric conditions in a given region may lead to the development of tornadoes within (or near) the region over a period of several hours. [1] In addition to the potential for tornado development, thunderstorms that develop within ...