Alert archive / Flash Flood Warnings / 2004
Flash Flood Warnings in the United States, December 2004
108 flash flood warnings in December 2004. Each alert counts once, however many counties it covered. The archive of flash flood warnings reaches back to 1986.
Flash Flood Warnings by state
Each state shaded by its count. Tap a state for its own archive.
- Flash Flood Warnings
- 108
- Busiest day
- December 29, 200425 flash flood 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.
- Texas1,189
- Pennsylvania206
- Missouri191
- Kentucky189
- California175
- Illinois170
- Tennessee167
- New York161
- Arkansas156
- Mississippi149
- North Carolina145
- Alabama144
- Kansas119
- Iowa118
- Virginia109
- Indiana106
- Arizona101
- New Mexico100
- Colorado93
- Ohio91
- Louisiana85
- Maryland80
- Puerto Rico77
- Hawaii72
- Oklahoma69
- Nebraska67
- Georgia63
- New Jersey62
- South Carolina46
- West Virginia44
- Utah42
- South Dakota33
- Minnesota33
- Florida30
- Wisconsin29
- Nevada26
- Idaho25
- Oregon24
- Montana24
- Wyoming18
Nearby
Alerts in force nowThe tornado archiveThe radar archive20032005
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.