Alert archive / Minnesota / Mesoscale Discussions / 2009
Mesoscale Discussions in Minnesota, April 2009
5 mesoscale discussions in April 2009. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in April 2009. Tap one for its archive.
- Mesoscale Discussions
- 5
- Busiest day
- April 25, 20092 mesoscale discussions
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 4, 9:11 PM CDT | Mesoscale Discussion | SPC | Jackson, Nobles, Rock | 4 hr |
| Apr 24, 3:18 PM CDT | Mesoscale Discussion | SPC | Dodge, Fillmore, Freeborn, Goodhue, Houston, Mower and 4 more | 2 hr |
| Apr 24, 7:42 PM CDT | Mesoscale Discussion | SPC | Fillmore, Houston, Winona | 63 min |
| Apr 24, 9:40 PM CDT | Mesoscale Discussion | SPC | Fillmore, Houston, Olmsted, Wabasha, Winona | 65 min |
| Apr 26, 7:36 PM CDT | Mesoscale Discussion | SPC | Anoka, Carver, Chisago, Dakota, Goodhue, Hennepin and 12 more | 54 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fillmore County3
- Houston County3
- Winona County3
- Goodhue County2
- Olmsted County2
- Wabasha County2
- Jackson County1
- Nobles County1
- Rock County1
- Dodge County1
- Freeborn County1
- Mower County1
- Steele County1
- Anoka County1
- Carver County1
- Chisago County1
- Dakota County1
- Hennepin County1
- Isanti County1
- Le Sueur County1
- McLeod County1
- Meeker County1
- Nicollet County1
- Ramsey County1
- Rice County1
- Scott County1
- Sherburne County1
- Sibley County1
- Washington County1
- Wright County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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. Warning verification from the Mesonet's Cow. Rebuilt daily.