Alert archive / Minnesota / Special Weather Statements in 2011
Special Weather Statement, NWS Twin Cities, MN
NWS Twin Cities, MN issued this special weather statement at Aug 6, 2011, 10:32 PM CDT for Steele County, Minnesota. It was in force for 43 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
- Aug 6, 2011, 10:32 PM CDT (03:32 UTC)
- Expired
- Aug 6, 2011, 11:15 PM CDT
- In force
- 43 min
- Issued by
- NWS Twin Cities, MN
County Steele County, MN
The radar
The Minneapolis radar (KMPX), 103 km from the middle of the area, began a volume at 03:35 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, 3.5 hours before the alert went out and 104 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
- 931 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 1415 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
538
WWUS83 KMPX 070332
SPSMPX
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1032 PM CDT SAT AUG 6 2011
MNZ084-085-070415-
STEELE-WASECA-
1032 PM CDT SAT AUG 6 2011
...THUNDERSTORMS DEVELOPING OVER STEELE AND WASECA COUNTIES THROUGH
1115 PM CDT...
AT 1026 PM CDT...WEATHER SERVICE RADAR WAS TRACKING A STRONG
THUNDERSTORM 8 MILES SOUTHEAST OF WASECA...OR 9 MILES NORTHEAST OF
NEW RICHLAND. THIS STORM WAS MOVING EAST AT 25 MPH.
HAIL UP TO NICKEL SIZE IS EXPECTED WITH THIS STORM.
* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
STEELE CENTER.
BIXBY.
BLOOMING PRAIRIE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS THUNDERSTORM COULD INTENSIFY QUICKLY...SO BE READY TO ACT IF A
WARNING IS ISSUED.
&&
LAT...LON 4391 9345 4409 9344 4408 9303 4386 9303
4385 9304
TIME...MOT...LOC 0331Z 277DEG 23KT 4400 9335
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 7:12 PM CDT | Severe Thunderstorm Warning | MPX | Meeker, Stearns, Wright | 33 min |
| Aug 6, 7:16 PM CDT | Special Weather Statement | MPX | Meeker | 44 min |
| Aug 6, 8:13 PM CDT | Special Weather Statement | MPX | McLeod | 47 min |
| Aug 6, 8:17 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Meeker, Wright | 43 min |
| Aug 6, 8:46 PM CDT | Severe Thunderstorm Warning | MPX | Carver, McLeod, Sibley | 44 min |
| Aug 6, 9:45 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Le Sueur, Rice, Scott | 45 min |
| Aug 7, 7:27 AM CDT | River Flood Warning | MPX | Todd | 5 days |
Nearby
Special Weather Statements in Minnesota, 2011Every special weather statement 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.