Alert archive / North Dakota

Weather alerts in Williams County, North Dakota

2,982 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Williams County and its neighbors

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

Alerts
2,982
Warnings
967
Watches
490
Advisories
965
Busiest year
2010202 alerts
Average year
76over 39 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The latest warnings

The most recent on file, newest first.

IssuedProductOfficeLasted
Sep 14, 4:40 AM CDTHigh Wind WarningBIS19 hr
Sep 6, 6:02 PM CDTSevere Thunderstorm WarningBIS43 min
Aug 30, 4:05 PM CDTSevere Thunderstorm WarningBIS55 min
Aug 30, 4:13 AM CDTSevere Thunderstorm WarningBIS62 min
Aug 5, 12:13 PM CDTRed Flag WarningBIS33 hr
Aug 2, 2:52 AM CDTRed Flag WarningBIS42 hr
Jul 14, 11:50 PM CDTSevere Thunderstorm WarningBIS40 min
Jul 10, 2:02 AM CDTExtreme Heat WarningBIS5 days
Jul 6, 2:36 AM CDTSevere Thunderstorm WarningBIS54 min
Jul 4, 12:25 AM CDTSevere Thunderstorm WarningBIS50 min
Jul 3, 11:40 PM CDTSevere Thunderstorm WarningBIS50 min
Jul 3, 1:29 AM CDTSevere Thunderstorm WarningBIS30 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.