Alert archive / Tornado Warnings / 1998
Tornado Warnings in the United States, September 1998
245 tornado warnings in September 1998. 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
- 245
- Busiest day
- September 29, 199844 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.
- Texas284
- Illinois256
- Tennessee253
- Alabama232
- Florida215
- Oklahoma180
- Nebraska176
- Georgia152
- Iowa147
- Kansas141
- Missouri139
- Indiana132
- North Carolina125
- Mississippi112
- Minnesota111
- Pennsylvania108
- Arkansas98
- Ohio87
- South Carolina76
- Kentucky71
- South Dakota71
- New York65
- Louisiana58
- Colorado52
- Wisconsin48
- West Virginia41
- Virginia39
- Michigan38
- North Dakota35
- Wyoming26
- New Mexico23
- California15
- Montana13
- Connecticut10
- Massachusetts8
- Maryland8
- Washington6
- Vermont5
- New Jersey5
- Nevada5
Nearby
Alerts in force nowThe tornado archiveThe radar archive19971999
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.