Alert archive / Severe Thunderstorm Warnings / 1986
Severe Thunderstorm Warnings in the United States, December 1986
3 severe thunderstorm warnings in December 1986. Each alert counts once, however many counties it covered. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by state
Each state shaded by its count. Tap a state for its own archive.
- Severe Thunderstorm Warnings
- 3
- Busiest day
- December 31, 19863 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
By state
Every state and territory, with the alerts that covered any part of it. Each state’s page lists every one of them.
- Texas909
- Oklahoma525
- Kansas441
- Nebraska344
- South Dakota296
- Minnesota243
- North Carolina230
- Ohio225
- Arkansas224
- Alabama216
- Indiana211
- Iowa198
- Wisconsin180
- Illinois158
- Colorado154
- Georgia148
- Mississippi146
- North Dakota142
- Michigan141
- Pennsylvania137
- Missouri129
- New York127
- Louisiana118
- Florida116
- South Carolina90
- Kentucky79
- Wyoming70
- Montana63
- Tennessee61
- West Virginia41
- Arizona36
- Vermont35
- Virginia33
- Maine24
- Massachusetts21
- New Hampshire20
- New Mexico16
- Utah12
- Maryland12
- California10
Nearby
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.