Alert archive / Minnesota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 95, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 26, 2021, 2:05 PM CDT for 5 counties in Minnesota. It was in force for 40 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 26, 2021, 2:05 PM CDT (19:05 UTC)
- Expired
- Aug 26, 2021, 2:45 PM CDT
- In force
- 40 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Dakota County, MN, Hennepin County, MN, Ramsey County, MN, Scott County, MN, Washington County, MN
The radar
The Minneapolis radar (KMPX), 24 km from the middle of the area, began a volume at 19:07 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 26, 2:09 PM CDT | TSTM WND GST 49 | 2 Sw Eden Prairie, MN | ASOS STATION KFCM EDEN PRAIRIE AP. |
| Aug 26, 2:16 PM CDT | TSTM WND GST 55 | 2 Sw Eden Prairie, MN | ASOS STATION KFCM EDEN PRAIRIE AP. |
| Aug 26, 2:24 PM CDT | TSTM WND GST 65 | 1 S Shakopee, MN | 65MPH GUST RECORDED ON HANDHELD WEATHER SENSOR. |
| Aug 26, 2:31 PM CDT | TSTM WND DMG | 1 E Burnsville, MN | REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN; SHINGLES BLOWN OFF. |
| Aug 26, 2:44 PM CDT | TSTM WND GST 52 | 2 E Richfield, MN | ASOS STATION KMSP MINNEAPOLIS-ST. PAUL AP. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 7.1 hours before the alert went out and 27 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1566 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
388
WUUS53 KMPX 261905
SVRMPX
MNC037-053-123-139-163-261945-
/O.NEW.KMPX.SV.W.0095.210826T1905Z-210826T1945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
205 PM CDT Thu Aug 26 2021
The National Weather Service in the Twin Cities has issued a
* Severe Thunderstorm Warning for...
Southeastern Hennepin County in east central Minnesota...
Central Dakota County in east central Minnesota...
Eastern Scott County in east central Minnesota...
Southwestern Washington County in east central Minnesota...
Southeastern Ramsey County in east central Minnesota...
* Until 245 PM CDT.
* At 204 PM CDT, a severe thunderstorm was located over Prior Lake,
or 17 miles southwest of Minneapolis, moving east at 45 mph.
Trained spotter reported 63 mph gust west of Shakopee, MN.
HAZARD...60 mph wind gusts.
SOURCE...Trained weather spotters.
IMPACT...Expect damage to roofs, siding, and trees.
* This severe thunderstorm will be near...
Burnsville around 210 PM CDT.
Lakeville around 215 PM CDT.
Bloomington and Apple Valley around 220 PM CDT.
Other locations in the path of this severe thunderstorm include
Eagan, Rosemount, Inver Grove Heights, Cottage Grove, St. Paul Park
and Hastings.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4458 9351 4480 9358 4480 9352 4482 9352
4490 9319 4493 9310 4496 9299 4497 9293
4466 9281
TIME...MOT...LOC 1904Z 259DEG 40KT 4473 9343
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BPH3 follow-up statements
690
WWUS53 KMPX 261921
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
221 PM CDT Thu Aug 26 2021
MNC037-053-123-139-163-261945-
/O.CON.KMPX.SV.W.0095.000000T0000Z-210826T1945Z/
Hennepin MN-Dakota MN-Scott MN-Washington MN-Ramsey MN-
221 PM CDT Thu Aug 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM CDT
FOR SOUTHEASTERN HENNEPIN...CENTRAL DAKOTA...NORTHEASTERN SCOTT...
SOUTHWESTERN WASHINGTON AND SOUTHEASTERN RAMSEY COUNTIES...
At 220 PM CDT, a severe thunderstorm was located over Apple Valley,
or 13 miles southwest of St. Paul, moving east at 45 mph. Recent
wind gust of 55 mph at Flying Cloud Airport ASOS in Eden Prairie.
HAZARD...60 mph wind gusts.
SOURCE...Trained weather spotters.
IMPACT...Expect damage to roofs, siding, and trees.
This severe storm will be near...
Rosemount around 225 PM CDT.
Other locations in the path of this severe thunderstorm include Inver
Grove Heights, Cottage Grove, St. Paul Park and Hastings.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4460 9336 4484 9342 4490 9319 4493 9310
4496 9299 4497 9293 4466 9281
TIME...MOT...LOC 1920Z 258DEG 38KT 4476 9322
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BPH466
WWUS53 KMPX 261936
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
236 PM CDT Thu Aug 26 2021
MNC053-139-261944-
/O.CAN.KMPX.SV.W.0095.000000T0000Z-210826T1945Z/
Hennepin MN-Scott MN-
236 PM CDT Thu Aug 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HENNEPIN AND
NORTHEASTERN SCOTT COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4482 9324 4487 9320 4488 9318 4490 9319
4496 9299 4497 9293 4466 9281 4463 9316
TIME...MOT...LOC 1934Z 259DEG 40KT 4479 9300
$$
MNC037-123-163-261945-
/O.CON.KMPX.SV.W.0095.000000T0000Z-210826T1945Z/
Dakota MN-Washington MN-Ramsey MN-
236 PM CDT Thu Aug 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM CDT
FOR CENTRAL DAKOTA...SOUTHWESTERN WASHINGTON AND SOUTHEASTERN RAMSEY
COUNTIES...
At 234 PM CDT, a severe thunderstorm was located near St. Paul Park,
or 11 miles southeast of St. Paul, moving east at 45 mph. Trained
spotters have reported measured wind gusts of 63 mph and 65 mph in
Eden Prairie and Shakopee.
HAZARD...60 mph wind gusts.
SOURCE...Trained weather spotters.
IMPACT...Expect damage to roofs, siding, and trees.
This severe storm will be near...
Hastings around 240 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4482 9324 4487 9320 4488 9318 4490 9319
4496 9299 4497 9293 4466 9281 4463 9316
TIME...MOT...LOC 1934Z 259DEG 40KT 4479 9300
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
BPH059
WWUS53 KMPX 261945
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
245 PM CDT Thu Aug 26 2021
MNC037-123-163-261955-
/O.EXP.KMPX.SV.W.0095.000000T0000Z-210826T1945Z/
Dakota MN-Washington MN-Ramsey MN-
245 PM CDT Thu Aug 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL DAKOTA...SOUTHWESTERN
WASHINGTON AND SOUTHEASTERN RAMSEY COUNTIES HAS EXPIRED...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been allowed to expire. However gusty
winds and heavy rain are still possible with this thunderstorm.
LAT...LON 4482 9324 4487 9320 4488 9318 4490 9319
4496 9299 4497 9293 4466 9281 4463 9316
TIME...MOT...LOC 1945Z 259DEG 40KT 4481 9286
$$
BPHThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 10:39 AM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Yellow Medicine | 51 min |
| Aug 26, 10:54 AM CDT | Special Weather Statement | MPX | Stevens | 36 min |
| Aug 26, 11:05 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Swift | 40 min |
| Aug 26, 11:32 AM CDT | Special Weather Statement | MPX | Chippewa | 28 min |
| Aug 26, 11:37 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Kandiyohi, Swift | 23 min |
| Aug 26, 12:08 PM CDT | Special Weather Statement | MPX | Kandiyohi, Meeker | 22 min |
| Aug 26, 12:22 PM CDT | Special Weather Statement | MPX | Renville | 23 min |
| Aug 26, 12:25 PM CDT | Wind Advisory | MPX | Benton, Chippewa, Douglas, Kandiyohi, Lac qui Parle, Meeker and 9 more | 3 hr |
| Aug 26, 12:52 PM CDT | Special Weather Statement | MPX | McLeod | 23 min |
| Aug 26, 1:15 PM CDT | Special Weather Statement | MPX | Carver | 30 min |
| Aug 26, 1:44 PM CDT | Special Weather Statement | MPX | Carver, Hennepin | 31 min |
| Aug 26, 1:47 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Hennepin | 28 min |
| Aug 26, 2:14 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Ramsey | 46 min |
| Aug 26, 2:44 PM CDT | Severe Thunderstorm Warning | MPX | Washington | 46 min |
| Aug 26, 2:51 PM CDT | Special Weather Statement | MPX | Washington | 24 min |
| Aug 26, 5:44 PM CDT | Flash Flood Watch | MPX | Anoka, Benton, Blue Earth, Brown, Carver, Dakota and 22 more | 13 hr |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.