Alert archive / Minnesota / Severe Thunderstorm Warnings / 2018
Severe Thunderstorm Warnings in Minnesota, September 2018
66 severe thunderstorm warnings in September 2018. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in September 2018. Tap one for its archive.
- Severe Thunderstorm Warnings
- 66
- Busiest day
- September 15, 201817 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Aug 31, 7:28 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Carlton, Saint Louis | 47 min |
| Aug 31, 8:02 PM CDT | Severe Thunderstorm Warning | DLH | Carlton, Lake, Saint Louis | 43 min |
| Aug 31, 8:11 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin | 34 min |
| Aug 31, 8:42 PM CDT | Severe Thunderstorm Warning | DLH | Cook, Lake, Saint Louis | 48 min |
| Aug 31, 8:47 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Carlton, Saint Louis | 28 min |
| Aug 31, 8:56 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin | 19 min |
| Aug 31, 9:16 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 44 min |
| Aug 31, 9:18 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Carlton | 27 min |
| Aug 31, 9:24 PM CDT | Severe Thunderstorm Warning | DLH | Cook, Lake | 51 min |
| Aug 31, 9:41 PM CDT | Severe Thunderstorm Warning | DLH | Carlton, Saint Louis | 34 min |
| Aug 31, 9:55 PM CDT | Severe Thunderstorm Warning | FGF | Polk, Red Lake | 50 min |
| Aug 31, 10:02 PM CDT | Severe Thunderstorm Warning | DLH | Carlton, Saint Louis | 28 min |
| Aug 31, 10:08 PM CDT | Severe Thunderstorm Warning | DLH | Cook | 52 min |
| Sep 1, 12:42 AM CDT | Severe Thunderstorm Warning | DLH | Lake, Saint Louis | 33 min |
| Sep 2, 6:13 AM CDT | Severe Thunderstorm Warning | DLH | Cass, Crow Wing | 32 min |
| Sep 2, 6:16 AM CDT | Severe Thunderstorm Warning | FGF | Becker, Hubbard, Otter Tail, Wadena | 29 min |
| Sep 2, 6:47 AM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Crow Wing | 28 min |
| Sep 4, 4:47 PM CDT | Severe Thunderstorm Warning | ARX | Olmsted, Wabasha, Winona | 30 min |
| Sep 4, 5:55 PM CDT | Severe Thunderstorm Warning | MPX | Freeborn | 65 min |
| Sep 4, 7:55 PM CDT | Severe Thunderstorm Warning | ARX | Fillmore, Mower | 53 min |
| Sep 11, 6:26 PM CDT | Severe Thunderstorm Warning | FGF | Marshall | 23 min |
| Sep 11, 6:55 PM CDT | Severe Thunderstorm Warning | FGF | Marshall | 35 min |
| Sep 12, 12:45 PM CDT | Severe Thunderstorm Warning | FGF | Clearwater, Mahnomen, Norman, Polk | 31 min |
| Sep 12, 1:58 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater | 47 min |
| Sep 12, 2:30 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Lake of the Woods, Marshall, Pennington, Roseau | 60 min |
| Sep 12, 2:50 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 42 min |
| Sep 12, 3:23 PM CDT | Severe Thunderstorm Warning | DLH | Itasca, Koochiching, Saint Louis | 22 min |
| Sep 12, 3:42 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 18 min |
| Sep 12, 3:58 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 17 min |
| Sep 12, 4:01 PM CDT | Severe Thunderstorm Warning | DLH | Koochiching, Saint Louis | 29 min |
| Sep 12, 4:11 PM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 23 min |
| Sep 12, 4:30 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods | 33 min |
| Sep 12, 5:46 PM CDT | Severe Thunderstorm Warning | DLH | Cook, Lake | 44 min |
| Sep 14, 7:30 PM CDT | Severe Thunderstorm Warning | DLH | Cass, Crow Wing | 45 min |
| Sep 14, 8:03 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Crow Wing | 27 min |
| Sep 14, 8:30 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Crow Wing | 30 min |
| Sep 14, 8:43 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clearwater, Mahnomen | 47 min |
| Sep 14, 8:58 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin | 32 min |
| Sep 14, 9:11 PM CDT | Severe Thunderstorm Warning | FGF | Mahnomen, Norman | 49 min |
| Sep 14, 9:23 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Hubbard | 52 min |
| Sep 14, 9:28 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin | 32 min |
| Sep 14, 9:59 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Carlton, Pine | 31 min |
| Sep 14, 10:10 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Cass | 50 min |
| Sep 14, 10:27 PM CDT | Severe Thunderstorm Warning | DLH | Carlton, Pine | 48 min |
| Sep 14, 10:42 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater, Hubbard | 31 min |
| Sep 14, 11:18 PM CDT | Severe Thunderstorm Warning | DLH | Cass, Itasca | 42 min |
| Sep 14, 11:23 PM CDT | Severe Thunderstorm Warning | FGF | Hubbard | 18 min |
| Sep 15, 12:11 AM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Itasca, Saint Louis | 49 min |
| Sep 15, 1:01 AM CDT | Severe Thunderstorm Warning | DLH | Carlton, Saint Louis | 44 min |
| Sep 15, 1:44 AM CDT | Severe Thunderstorm Warning | DLH | Carlton, Saint Louis | 31 min |
| Sep 17, 2:17 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Goodhue, Rice, Washington | 43 min |
| Sep 17, 4:03 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Brown, Nicollet, Sibley, Watonwan | 27 min |
| Sep 17, 4:19 PM CDT | Severe Thunderstorm Warning | ARX | Winona | 41 min |
| Sep 18, 3:34 AM CDT | Severe Thunderstorm Warning | ARX | Winona | 19 min |
| Sep 18, 5:15 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 30 min |
| Sep 20, 3:32 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 43 min |
| Sep 20, 5:02 PM CDT | Severe Thunderstorm Warning | FSD | Jackson | 28 min |
| Sep 20, 5:30 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Faribault, Martin, Watonwan | 45 min |
| Sep 20, 5:59 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Faribault, Waseca | 46 min |
| Sep 20, 6:13 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Dakota, Hennepin, Ramsey, Scott | 47 min |
| Sep 20, 6:15 PM CDT | Severe Thunderstorm Warning | MPX | Carver | 15 min |
| Sep 20, 6:23 PM CDT | Severe Thunderstorm Warning | MPX | Freeborn, Le Sueur, Rice, Steele, Waseca | 52 min |
| Sep 20, 6:38 PM CDT | Severe Thunderstorm Warning | ARX | Dodge, Mower, Olmsted | 52 min |
| Sep 20, 6:41 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Dakota, Goodhue, Hennepin, Ramsey, Washington | 34 min |
| Sep 20, 7:04 PM CDT | Severe Thunderstorm Warning | ARX | Olmsted, Wabasha, Winona | 56 min |
| Sep 20, 8:33 PM CDT | Severe Thunderstorm Warning | ARX | Fillmore | 42 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saint Louis County15
- Aitkin County13
- Carlton County10
- Lake County5
- Crow Wing County5
- Beltrami County5
- Cook County4
- Cass County4
- Hubbard County4
- Winona County4
- Clearwater County4
- Polk County3
- Olmsted County3
- Marshall County3
- Mahnomen County3
- Itasca County3
- Dakota County3
- Blue Earth County3
- Becker County2
- Wabasha County2
- Freeborn County2
- Fillmore County2
- Mower County2
- Norman County2
- Lake of the Woods County2
- Koochiching County2
- Pine County2
- Goodhue County2
- Rice County2
- Washington County2
- Watonwan County2
- Faribault County2
- Waseca County2
- Carver County2
- Hennepin County2
- Ramsey County2
- Red Lake County1
- Otter Tail County1
- Wadena County1
- Pennington County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.