Alert archive / Mesoscale Discussions / 2013
Mesoscale Discussions in the United States, August 2013
241 mesoscale discussions in August 2013. 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
- 241
- Busiest day
- August 7, 201317 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.
- Texas384
- Oklahoma300
- Kansas288
- Nebraska239
- Missouri229
- Illinois192
- South Dakota181
- Mississippi167
- Arkansas157
- Iowa150
- Indiana144
- Pennsylvania135
- Louisiana134
- Minnesota130
- Virginia123
- Kentucky122
- Alabama121
- Florida119
- Montana119
- Georgia119
- Tennessee118
- Wisconsin117
- New York116
- North Dakota111
- Colorado110
- Ohio108
- Wyoming108
- North Carolina100
- Maryland98
- Michigan96
- West Virginia95
- South Carolina77
- New Jersey66
- Massachusetts59
- New Mexico57
- Vermont54
- New Hampshire53
- Connecticut49
- Maine48
- Delaware46
Nearby
Alerts in force nowThe tornado archiveThe radar archive20122014
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.