Alert archive / Mesoscale Discussions / 2007
Mesoscale Discussions in the United States, March 2007
183 mesoscale discussions in March 2007. Each alert counts once, however many counties it covered. The archive of mesoscale discussions reaches back to 2003.
Mesoscale Discussions by state
Each state shaded by its count. Tap a state for its own archive.
- Mesoscale Discussions
- 183
- Busiest day
- March 1, 200728 mesoscale discussions
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.
- Texas482
- Kansas326
- Oklahoma293
- Nebraska272
- Iowa235
- Missouri231
- South Dakota208
- Minnesota199
- Illinois196
- Wisconsin152
- New York147
- Georgia145
- North Dakota143
- Florida138
- Louisiana132
- Indiana131
- Pennsylvania131
- Ohio128
- Mississippi127
- Alabama125
- Arkansas125
- Virginia124
- Colorado121
- Michigan117
- North Carolina110
- West Virginia106
- Montana100
- Kentucky92
- South Carolina82
- New Mexico82
- Tennessee80
- Maryland78
- Wyoming74
- Vermont65
- New Hampshire59
- Maine56
- Massachusetts55
- New Jersey53
- Connecticut42
- Delaware29
Nearby
Alerts in force nowThe tornado archiveThe radar archive20062008
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.