Alert archive / Utah / Washington County

Severe Thunderstorm Warnings in Washington County, Utah

164 severe thunderstorm warnings since 1986. An alert counts here when it covered this county. The archive of severe thunderstorm warnings reaches back to 1986.

Washington County and its neighbors

Each county as a circle sized by its count since 1986. Tap one for its archive.

Severe Thunderstorm Warnings
164
Busiest year
202120 severe thunderstorm warnings
Average year
5over 34 years on file

Over time

By year

Before October 2007 these were issued for whole counties, and a storm crossing three counties was often three warnings; since then one polygon follows the storm. The count changed with the practice, not only with the weather.

The latest severe thunderstorm warnings

The most recent on file, newest first.

IssuedProductOfficeLasted
Sep 1, 12:52 PM MDTSevere Thunderstorm WarningSLC38 min
Aug 31, 12:04 PM MDTSevere Thunderstorm WarningSLC41 min
Aug 14, 8:43 AM MDTSevere Thunderstorm WarningSLC21 min
Aug 13, 2:10 PM MDTSevere Thunderstorm WarningSLC35 min
Jul 29, 11:33 AM MDTSevere Thunderstorm WarningSLC42 min
Jul 18, 5:53 PM MDTSevere Thunderstorm WarningSLC37 min
Jul 12, 9:18 PM MDTSevere Thunderstorm WarningSLC27 min
Jul 12, 8:47 PM MDTSevere Thunderstorm WarningSLC28 min
Jul 12, 7:35 PM MDTSevere Thunderstorm Warning Considerable damage threatSLC25 min

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.