Alert archive / Minnesota / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 187, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 23, 2020, 10:25 PM CDT for Douglas County, Minnesota. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 23, 2020, 10:25 PM CDT (03:25 UTC)
- Expired
- Sep 23, 2020, 11:00 PM CDT
- In force
- 35 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
County Douglas County, MN
The radar
The Minneapolis radar (KMPX), 185 km from the middle of the area, began a volume at 03:26 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 3.4 hours before the alert went out and 183 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 479 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 1791 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
722
WUUS53 KMPX 240325
SVRMPX
MNC041-240400-
/O.NEW.KMPX.SV.W.0187.200924T0325Z-200924T0400Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
1025 PM CDT Wed Sep 23 2020
The National Weather Service in the Twin Cities has issued a
* Severe Thunderstorm Warning for...
Northeastern Douglas County in west central Minnesota...
* Until 1100 PM CDT.
* At 1024 PM CDT, a severe thunderstorm was located over Parkers
Prairie, or 15 miles north of Alexandria, moving east at 15 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will remain over mainly rural areas of
northeastern Douglas County, including the following locations...
Miltona, Rose City and Belle River.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4602 9514 4597 9515 4597 9516 4606 9544
4611 9543 4611 9514
TIME...MOT...LOC 0324Z 271DEG 12KT 4612 9531
HAIL...1.25IN
WIND...60MPH
$$
CTG2 follow-up statements
256
WWUS53 KMPX 240334
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1034 PM CDT Wed Sep 23 2020
MNC041-240400-
/O.CON.KMPX.SV.W.0187.000000T0000Z-200924T0400Z/
Douglas MN-
1034 PM CDT Wed Sep 23 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT
FOR NORTHEASTERN DOUGLAS COUNTY...
At 1033 PM CDT, a severe thunderstorm was located near Parkers
Prairie, or 15 miles north of Alexandria, moving east at 15 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Miltona and Rose City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4602 9514 4597 9515 4597 9516 4604 9537
4611 9539 4611 9514
TIME...MOT...LOC 0333Z 271DEG 12KT 4612 9526
HAIL...1.25IN
WIND...60MPH
$$
CTG477
WWUS53 KMPX 240345
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1045 PM CDT Wed Sep 23 2020
MNC041-240400-
/O.CON.KMPX.SV.W.0187.000000T0000Z-200924T0400Z/
Douglas MN-
1045 PM CDT Wed Sep 23 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT
FOR NORTHEASTERN DOUGLAS COUNTY...
At 1045 PM CDT, a severe thunderstorm was located 6 miles east of
Parkers Prairie, or 17 miles northeast of Alexandria, moving east at
15 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Miltona and Rose City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4602 9514 4597 9515 4597 9516 4603 9534
4611 9532 4611 9514
TIME...MOT...LOC 0345Z 271DEG 12KT 4612 9520
HAIL...1.25IN
WIND...60MPH
$$
CTGThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 23, 9:57 PM CDT | Special Weather Statement | MPX | Todd | 63 min |
| Sep 23, 10:58 PM CDT | Severe Thunderstorm Warning | MPX | Douglas, Todd | 32 min |
| Sep 23, 11:28 PM CDT | Special Weather Statement | MPX | Todd | 47 min |
| Sep 23, 11:31 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 44 min |
| Sep 24, 12:07 AM CDT | Special Weather Statement | MPX | Morrison | 53 min |
| Sep 24, 3:03 AM CDT | Special Weather Statement | MPX | Sibley | 42 min |
| Sep 24, 5:41 AM CDT | Special Weather Statement | MPX | Carver | 34 min |
| Sep 24, 5:51 AM CDT | Special Weather Statement | MPX | Renville | 54 min |
| Sep 24, 5:57 AM CDT | Special Weather Statement | MPX | Goodhue | 48 min |
| Sep 24, 6:17 AM CDT | Special Weather Statement | MPX | Le Sueur, Scott | 43 min |
| Sep 24, 6:30 AM CDT | Special Weather Statement | MPX | Brown | 45 min |
| Sep 24, 6:56 AM CDT | Special Weather Statement | MPX | Rice, Steele | 49 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2020Every severe thunderstorm warning in 2020
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.