Alert archive / Minnesota / Mesoscale Discussions / 2020
Mesoscale Discussions in Minnesota, December 2020
4 mesoscale discussions in December 2020. 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 December 2020. Tap one for its archive.
- Mesoscale Discussions
- 4
- Busiest day
- December 23, 20204 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 |
|---|---|---|---|---|
| Dec 23, 7:42 AM CST | Mesoscale Discussion | SPC | Big Stone, Grant, Lac qui Parle, Stevens, Traverse | 5 hr |
| Dec 23, 9:38 AM CST | Mesoscale Discussion | SPC | Benton, Brown, Chippewa, Cottonwood, Crow Wing, Douglas and 26 more | 5 hr |
| Dec 23, 12:33 PM CST | Mesoscale Discussion | SPC | Aitkin, Anoka, Blue Earth, Carlton, Carver, Chisago and 18 more | 4 hr |
| Dec 23, 5:15 PM CST | Mesoscale Discussion | SPC | Anoka, Blue Earth, Brown, Carlton, Carver, Chisago and 28 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lac qui Parle County2
- Brown County2
- McLeod County2
- Martin County2
- Nicollet County2
- Sherburne County2
- Sibley County2
- Watonwan County2
- Wright County2
- Anoka County2
- Blue Earth County2
- Carlton County2
- Carver County2
- Chisago County2
- Dakota County2
- Dodge County2
- Faribault County2
- Freeborn County2
- Goodhue County2
- Hennepin County2
- Isanti County2
- Kanabec County2
- Lake County2
- Le Sueur County2
- Pine County2
- Ramsey County2
- Rice County2
- Scott County2
- Steele County2
- Waseca County2
- Washington County2
- Big Stone County1
- Grant County1
- Stevens County1
- Traverse County1
- Benton County1
- Chippewa County1
- Cottonwood County1
- Crow Wing County1
- Douglas County1
24 more counties
- Jackson County1
- Kandiyohi County1
- Lincoln County1
- Lyon County1
- Meeker County1
- Morrison County1
- Murray County1
- Nobles County1
- Pipestone County1
- Pope County1
- Redwood County1
- Renville County1
- Rock County1
- Stearns County1
- Swift County1
- Todd County1
- Wadena County1
- Yellow Medicine County1
- Aitkin County1
- Mower County1
- Cook County1
- Mille Lacs County1
- Saint Louis County1
- Wabasha County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.