Alert archive / Minnesota / Severe Thunderstorm Warnings / 2021
Severe Thunderstorm Warnings in Minnesota, August 2021
97 severe thunderstorm warnings in August 2021. 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 August 2021. Tap one for its archive.
- Severe Thunderstorm Warnings
- 97
- Busiest day
- August 28, 202126 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 5, 4:32 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 43 min |
| Aug 5, 5:10 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 50 min |
| Aug 5, 6:25 PM CDT | Severe Thunderstorm Warning | FSD | Murray, Pipestone | 37 min |
| Aug 5, 6:51 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Pipestone | 24 min |
| Aug 5, 7:12 PM CDT | Severe Thunderstorm Warning | FSD | Murray, Pipestone | 48 min |
| Aug 5, 7:28 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Pipestone | 32 min |
| Aug 5, 7:53 PM CDT | Severe Thunderstorm Warning | FSD | Murray, Nobles, Pipestone, Rock | 41 min |
| Aug 5, 8:24 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 51 min |
| Aug 5, 8:32 PM CDT | Severe Thunderstorm Warning | FSD | Nobles | 43 min |
| Aug 5, 8:57 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 48 min |
| Aug 7, 10:33 AM CDT | Severe Thunderstorm Warning | ARX | Dodge, Olmsted, Wabasha | 42 min |
| Aug 7, 11:24 AM CDT | Severe Thunderstorm Warning | ARX | Houston | 27 min |
| Aug 8, 4:10 PM CDT | Severe Thunderstorm Warning | FSD | Nobles | 50 min |
| Aug 9, 9:54 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 66 min |
| Aug 9, 10:42 PM CDT | Severe Thunderstorm Warning | FGF | Norman, Pennington, Polk, Red Lake | 63 min |
| Aug 9, 11:29 PM CDT | Severe Thunderstorm Warning | FGF | Marshall, Pennington, Polk, Red Lake | 61 min |
| Aug 11, 6:45 AM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Ramsey | 30 min |
| Aug 11, 2:18 PM CDT | Severe Thunderstorm Warning | ARX | Houston | 42 min |
| Aug 20, 1:09 PM CDT | Severe Thunderstorm Warning | FGF | Pennington, Polk, Red Lake | 51 min |
| Aug 20, 1:53 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Clearwater, Lake of the Woods, Marshall, Pennington | 67 min |
| Aug 20, 4:49 PM CDT | Severe Thunderstorm Warning | FGF | Norman, Polk | 26 min |
| Aug 20, 4:54 PM CDT | Severe Thunderstorm Warning | MPX | Douglas | 19 min |
| Aug 20, 5:07 PM CDT | Severe Thunderstorm Warning | FGF | Otter Tail, Wadena | 38 min |
| Aug 20, 5:13 PM CDT | Severe Thunderstorm Warning | FGF | Pennington, Polk, Red Lake | 39 min |
| Aug 20, 6:21 PM CDT | Severe Thunderstorm Warning | MPX | Pope, Stearns | 39 min |
| Aug 20, 7:06 PM CDT | Severe Thunderstorm Warning | MPX | Morrison, Todd | 39 min |
| Aug 22, 4:10 PM CDT | Severe Thunderstorm Warning | FSD | Nobles, Rock | 35 min |
| Aug 22, 6:57 PM CDT | Severe Thunderstorm Warning | ABR | Traverse | 24 min |
| Aug 22, 7:49 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Nicollet, Rice, Waseca | 26 min |
| Aug 24, 2:14 AM CDT | Severe Thunderstorm Warning | FGF | Grant, Otter Tail, Wilkin | 46 min |
| Aug 24, 2:55 AM CDT | Severe Thunderstorm Warning | MPX | Carver, Le Sueur, Scott, Sibley | 35 min |
| Aug 24, 3:28 AM CDT | Severe Thunderstorm Warning | MPX | Dakota, Scott | 32 min |
| Aug 24, 3:32 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope, Stevens, Swift | 43 min |
| Aug 24, 3:48 AM CDT | Severe Thunderstorm Warning | MPX | Dakota, Rice | 42 min |
| Aug 24, 3:52 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Lac qui Parle, Swift, Yellow Medicine | 38 min |
| Aug 24, 4:08 AM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Pope, Stearns, Stevens, Swift | 52 min |
| Aug 24, 4:44 AM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, McLeod, Meeker, Stearns | 46 min |
| Aug 24, 4:48 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Kandiyohi, Renville | 42 min |
| Aug 24, 5:27 AM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, McLeod, Meeker, Renville, Wright | 33 min |
| Aug 24, 5:29 AM CDT | Severe Thunderstorm Warning | MPX | Meeker, Sherburne, Stearns, Wright | 46 min |
| Aug 24, 5:57 AM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Sherburne, Wright | 33 min |
| Aug 24, 5:59 AM CDT | Severe Thunderstorm Warning | MPX | Carver, McLeod, Renville, Sibley | 31 min |
| Aug 24, 6:25 AM CDT | Severe Thunderstorm Warning | MPX | Anoka, Chisago, Dakota, Hennepin, Ramsey, Washington | 35 min |
| Aug 24, 8:16 AM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Murray | 44 min |
| Aug 24, 8:39 AM CDT | Severe Thunderstorm Warning | MPX | McLeod, Sibley | 21 min |
| Aug 24, 8:59 AM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Murray | 61 min |
| Aug 24, 9:43 AM CDT | Severe Thunderstorm Warning | FSD | Nobles | 47 min |
| Aug 24, 10:00 AM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Jackson, Nobles, Rock | 45 min |
| Aug 24, 10:44 AM CDT | Severe Thunderstorm Warning | FSD | Jackson, Nobles | 30 min |
| Aug 26, 9:14 AM CDT | Severe Thunderstorm Warning | ABR | Big Stone, Traverse | 46 min |
| Aug 26, 9:57 AM CDT | Severe Thunderstorm Warning | ABR | Big Stone, Traverse | 33 min |
| Aug 26, 10:39 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 66 min |
| Aug 26, 10:39 AM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Yellow Medicine | 51 min |
| Aug 26, 11:05 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Swift | 40 min |
| Aug 26, 11:37 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Kandiyohi, Swift | 23 min |
| Aug 26, 1:47 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Hennepin | 28 min |
| Aug 26, 2:05 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Hennepin, Ramsey, Scott, Washington | 40 min |
| Aug 26, 2:14 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Ramsey | 46 min |
| Aug 26, 2:37 PM CDT | Severe Thunderstorm Warning | ABR | Big Stone, Traverse | 23 min |
| Aug 26, 2:44 PM CDT | Severe Thunderstorm Warning | MPX | Washington | 46 min |
| Aug 27, 1:52 AM CDT | Severe Thunderstorm Warning | FSD | Jackson, Nobles | 68 min |
| Aug 28, 7:43 AM CDT | Severe Thunderstorm Warning | ABR | Big Stone | 30 min |
| Aug 28, 9:14 AM CDT | Severe Thunderstorm Warning | ABR | Big Stone | 31 min |
| Aug 28, 9:27 AM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle | 33 min |
| Aug 28, 9:31 AM CDT | Severe Thunderstorm Warning | ABR | Big Stone | 44 min |
| Aug 28, 9:49 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope, Stevens | 56 min |
| Aug 28, 9:54 AM CDT | Severe Thunderstorm Warning | MPX | Swift | 51 min |
| Aug 28, 10:31 AM CDT | Severe Thunderstorm Warning | MPX | Swift | 44 min |
| Aug 28, 10:41 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope, Stearns, Todd | 49 min |
| Aug 28, 10:53 AM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi | 52 min |
| Aug 28, 11:20 AM CDT | Severe Thunderstorm Warning | MPX | Stearns | 40 min |
| Aug 28, 11:32 AM CDT | Severe Thunderstorm Warning | MPX | Morrison, Todd | 43 min |
| Aug 28, 11:45 AM CDT | Severe Thunderstorm Warning | MPX | Benton, Mille Lacs, Morrison, Sherburne | 45 min |
| Aug 28, 12:27 PM CDT | Severe Thunderstorm Warning | MPX | Isanti, Kanabec, Mille Lacs | 48 min |
| Aug 28, 12:47 PM CDT | Severe Thunderstorm Warning | DLH | Pine | 47 min |
| Aug 28, 1:29 PM CDT | Severe Thunderstorm Warning | MPX | Chisago, Isanti | 46 min |
| Aug 28, 4:49 PM CDT | Severe Thunderstorm Warning | FSD | Nobles, Rock | 41 min |
| Aug 28, 5:00 PM CDT | Severe Thunderstorm Warning | FSD | Nobles, Rock | 45 min |
| Aug 28, 5:26 PM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Jackson, Murray, Nobles, Pipestone, Rock | 34 min |
| Aug 28, 5:29 PM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Jackson, Murray, Nobles, Pipestone, Rock | 31 min |
| Aug 28, 5:34 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 17 min |
| Aug 28, 5:45 PM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Jackson, Murray, Nobles | 45 min |
| Aug 28, 6:06 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Redwood, Watonwan | 54 min |
| Aug 28, 6:15 PM CDT | Severe Thunderstorm Warning | FSD | Pipestone, Rock | 45 min |
| Aug 28, 6:26 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Faribault, Martin, Watonwan | 64 min |
| Aug 28, 6:43 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Brown, Nicollet, Redwood, Renville, Sibley and 1 more | 62 min |
| Aug 28, 6:53 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 52 min |
| Aug 28, 7:00 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon, Murray, Pipestone | 45 min |
| Aug 28, 7:13 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Nicollet, Rice, Sibley | 32 min |
| Aug 28, 7:23 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 52 min |
| Aug 28, 7:34 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Murray, Pipestone | 56 min |
| Aug 28, 7:40 PM CDT | Severe Thunderstorm Warning | MPX | Brown, Redwood | 23 min |
| Aug 28, 7:48 PM CDT | Severe Thunderstorm Warning | FSD | Rock | 31 min |
| Aug 28, 8:06 PM CDT | Severe Thunderstorm Warning | FSD | Nobles, Rock | 54 min |
| Aug 28, 8:17 PM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Lyon, Murray | 58 min |
| Aug 28, 8:52 PM CDT | Severe Thunderstorm Warning | FSD | Murray, Nobles, Rock | 23 min |
| Aug 28, 9:13 PM CDT | Severe Thunderstorm Warning | FSD | Jackson, Nobles, Rock | 47 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Rock County17
- Nobles County16
- Murray County12
- Pipestone County10
- Swift County7
- Cottonwood County7
- Jackson County7
- Lincoln County6
- Lyon County6
- Polk County6
- Hennepin County6
- Stearns County6
- Kandiyohi County6
- Big Stone County6
- Pennington County5
- Pope County5
- Sibley County5
- Red Lake County4
- Anoka County4
- Ramsey County4
- Douglas County4
- Traverse County4
- Blue Earth County4
- Dakota County4
- Chippewa County4
- McLeod County4
- Renville County4
- Morrison County3
- Todd County3
- Le Sueur County3
- Nicollet County3
- Rice County3
- Carver County3
- Scott County3
- Stevens County3
- Lac qui Parle County3
- Meeker County3
- Wright County3
- Sherburne County3
- Washington County3
26 more counties
- Brown County3
- Redwood County3
- Watonwan County3
- Houston County2
- Norman County2
- Marshall County2
- Otter Tail County2
- Yellow Medicine County2
- Chisago County2
- Mille Lacs County2
- Isanti County2
- Dodge County1
- Olmsted County1
- Wabasha County1
- Beltrami County1
- Clearwater County1
- Lake of the Woods County1
- Wadena County1
- Waseca County1
- Grant County1
- Wilkin County1
- Benton County1
- Kanabec County1
- Pine County1
- Faribault County1
- Martin County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.