Alert archive / Wyoming / Tornado Warnings

Tornado Warnings in Wyoming, 1987

17 tornado warnings in 1987. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of tornado warnings reaches back to 1986.

Tornado Warnings by county

Each county as a circle sized by its count in 1987. Tap one for its archive.

Tornado Warnings
17
Busiest month
June9 tornado warnings
Busiest day
May 18, 19872 tornado warnings

Over time

By month

The alerts

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

IssuedProductOfficeCountiesLasted
May 18, 4:30 PM MDTTornado WarningCYSCampbell, Crook60 min
May 18, 4:50 PM MDTTornado WarningCYSCrook55 min
May 29, 4:10 PM MDTTornado WarningCYSJohnson50 min
Jun 7, 7:35 PM MDTTornado WarningCYSPlatte55 min
Jun 7, 10:04 PM MDTTornado WarningCYSGoshen56 min
Jun 9, 8:01 PM MDTTornado WarningCYSLaramie29 min
Jun 9, 8:39 PM MDTTornado WarningCYSLaramie21 min
Jun 17, 5:51 PM MDTTornado WarningCYSPlatte29 min
Jun 18, 3:25 PM MDTTornado WarningUNRNatrona65 min
Jun 18, 5:20 PM MDTTornado WarningCYSWashakie40 min
Jun 19, 6:15 PM MDTTornado WarningCYSCrook45 min
Jun 20, 2:39 PM MDTTornado WarningCYSLaramie36 min
Jul 7, 2:01 PM MDTTornado WarningCYSPlatte29 min
Jul 21, 5:55 PM MDTTornado WarningUNRNatrona65 min
Aug 3, 4:26 PM MDTTornado WarningCYSGoshen, Laramie64 min
Aug 3, 9:48 PM MDTTornado WarningUNRNiobrara35 min
Aug 9, 6:48 PM MDTTornado WarningCYSLaramie57 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 18, 19872tornado warnings
  2. June 8, 19872tornado warnings
  3. June 10, 19872tornado warnings
  4. June 18, 19872tornado warnings
  5. June 20, 19872tornado warnings
  6. May 29, 19871tornado warnings
  7. June 17, 19871tornado warnings
  8. July 7, 19871tornado warnings
  9. July 21, 19871tornado warnings
  10. August 3, 19871tornado warnings
  11. August 4, 19871tornado warnings
  12. August 10, 19871tornado warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive19861988

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.