Alert archive / Tornado Warnings / 1999
Tornado Warnings in the United States, March 1999
132 tornado warnings in March 1999. Each alert counts once, however many counties it covered. The archive of tornado warnings reaches back to 1986.
Tornado Warnings by state
Each state shaded by its count. Tap a state for its own archive.
- Tornado Warnings
- 132
- Busiest day
- March 3, 199925 tornado 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.
- Texas394
- Oklahoma231
- Arkansas201
- Mississippi174
- Nebraska168
- Illinois130
- Louisiana118
- Missouri98
- Iowa97
- Alabama95
- Florida94
- Kansas92
- Colorado86
- South Dakota82
- Tennessee79
- North Dakota71
- North Carolina63
- Georgia62
- Minnesota54
- South Carolina40
- Wyoming34
- New Mexico33
- Ohio31
- Virginia31
- Montana28
- Wisconsin25
- Michigan24
- Indiana18
- Kentucky17
- Pennsylvania15
- Arizona10
- New York8
- West Virginia5
- Idaho4
- Massachusetts2
- Maine2
- Utah2
- Maryland1
- Nevada1
- New Hampshire1
1 more states
Nearby
Alerts in force nowThe tornado archiveThe radar archive19982000
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.