Alert archive / Minnesota / Tornado Warnings in 2011
Tornado Warning 26, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jun 21, 2011, 1:50 PM CDT for Kandiyohi County, Minnesota. It was in force for 25 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
- Jun 21, 2011, 1:50 PM CDT (18:50 UTC)
- Expired
- Jun 21, 2011, 2:15 PM CDT
- In force
- 25 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
County Kandiyohi County, MN
The radar
The Minneapolis radar (KMPX), 115 km from the middle of the area, began a volume at 18:53 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 12:00Z, 6.8 hours before the alert went out and 113 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
- 629 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 316 m²/s²
- 0-3 km storm-relative helicity
- 260 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
702 WFUS53 KMPX 211850 TORMPX MNC067-211915- /O.NEW.KMPX.TO.W.0026.110621T1850Z-110621T1915Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 150 PM CDT TUE JUN 21 2011 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * TORNADO WARNING FOR... SOUTHERN KANDIYOHI COUNTY IN CENTRAL MINNESOTA... * UNTIL 215 PM CDT * AT 149 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A TORNADO. THE MOST DANGEROUS PART OF THE STORM WAS 2 MILES SOUTHWEST OF LAKE LILLIAN...AND MOVING NORTH AT 20 MPH. * LOCATIONS IN THE WARNING INCLUDE... WILLMAR... THORPE... LAKE LILLIAN... BLOMKEST... SVEA... KANDIYOHI... PRIAM... PRECAUTIONARY/PREPAREDNESS ACTIONS... WHEN A TORNADO WARNING IS ISSUED BASED ON RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. && LAT...LON 4516 9518 4520 9479 4490 9476 4489 9508 TIME...MOT...LOC 1850Z 163DEG 16KT 4493 9491 $$
1 follow-up statement
552 WWUS53 KMPX 211904 RRA SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 204 PM CDT TUE JUN 21 2011 MNC067-211915- /O.CON.KMPX.TO.W.0026.000000T0000Z-110621T1915Z/ KANDIYOHI MN- 204 PM CDT TUE JUN 21 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN KANDIYOHI COUNTY UNTIL 215 PM CDT... AT 203 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR BLOMKEST...OR 11 MILES SOUTH OF WILLMAR...MOVING NORTH AT 20 MPH. LOCATIONS IMPACTED INCLUDE... WILLMAR...SVEA...PRIAM...KANDIYOHI AND PENNOCK. LAT...LON 4516 9518 4520 9479 4490 9476 4489 9508 TIME...MOT...LOC 1905Z 163DEG 16KT 4498 9502 $$
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 9:58 PM CDT | River Flood Watch | MPX | Chippewa, Lac qui Parle, Yellow Medicine | 47 hr |
| Jun 20, 9:58 PM CDT | River Flood Watch | MPX | Le Sueur, Scott, Sibley | 24 hr |
| Jun 20, 9:58 PM CDT | River Flood Watch | MPX | Carver | 66 hr |
| Jun 20, 10:09 PM CDT | River Flood Warning | MPX | Redwood | 70 hr |
| Jun 20, 11:11 PM CDT | Special Weather Statement | MPX | Martin | 49 min |
| Jun 20, 11:57 PM CDT | Special Weather Statement | MPX | Blue Earth, Faribault, Martin | 48 min |
| Jun 21, 12:32 AM CDT | Special Weather Statement | MPX | Faribault, Freeborn, Steele, Waseca | 58 min |
| Jun 21, 2:08 AM CDT | Special Weather Statement | MPX | Rice | 52 min |
| Jun 21, 3:19 AM CDT | Areal Flood Advisory | MPX | Dakota, Goodhue, Hennepin, Ramsey, Washington | 105 min |
| Jun 21, 11:15 AM CDT | River Flood Warning | MPX | Le Sueur, Scott, Sibley | 72 hr |
| Jun 21, 11:15 AM CDT | River Flood Warning | MPX | Dakota, Hennepin, Scott | 13 days |
| Jun 21, 1:46 PM CDT | Tornado Warning | MPX | Dakota, Goodhue | 29 min |
| Jun 21, 2:21 PM CDT | Tornado Warning | MPX | Dakota, Washington | 24 min |
| Jun 21, 3:13 PM CDT | Tornado Warning | MPX | Anoka, Hennepin, Ramsey | 32 min |
| Jun 21, 4:42 PM CDT | Areal Flood Advisory | MPX | Benton, Sherburne, Stearns, Wright | 3 hr |
Nearby
Tornado Warnings in Minnesota, 2011Every tornado warning in 2011Tornadoes in 2011
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.