Alert archive / Minnesota / Cook County / Severe Thunderstorm Warnings

Severe Thunderstorm Warnings in Cook County, Minnesota, 2026

10 severe thunderstorm warnings in 2026. An alert counts here when it covered this county. The archive of severe thunderstorm warnings reaches back to 1986.

Cook County and its neighbors

Each county as a circle sized by its count in 2026. Tap one for its archive.

Severe Thunderstorm Warnings
10
Busiest month
July7 severe thunderstorm warnings
Busiest day
July 27, 20264 severe thunderstorm warnings

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeLasted
Jun 29, 9:45 AM CDTSevere Thunderstorm WarningDLH36 min
Jun 29, 1:37 PM CDTSevere Thunderstorm WarningDLH83 min
Jun 30, 1:10 AM CDTSevere Thunderstorm WarningDLH65 min
Jul 20, 5:16 AM CDTSevere Thunderstorm WarningDLH59 min
Jul 20, 5:38 AM CDTSevere Thunderstorm WarningDLH37 min
Jul 27, 5:05 AM CDTSevere Thunderstorm WarningDLH55 min
Jul 27, 5:21 AM CDTSevere Thunderstorm WarningDLH54 min
Jul 27, 5:51 AM CDTSevere Thunderstorm WarningDLH24 min
Jul 27, 6:11 AM CDTSevere Thunderstorm WarningDLH34 min
Jul 30, 11:24 AM CDTSevere Thunderstorm WarningDLH29 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. July 27, 20264severe thunderstorm warnings
  2. June 29, 20262severe thunderstorm warnings
  3. July 20, 20262severe thunderstorm warnings
  4. June 30, 20261severe thunderstorm warnings
  5. July 30, 20261severe thunderstorm warnings

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive2025

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. Warning verification from the Mesonet's Cow. Rebuilt daily.