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 Mar 22, 2011, 1:42 AM CDT for 5 counties in Minnesota. It was in force for 63 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
- Mar 22, 2011, 1:42 AM CDT (06:42 UTC)
- Expired
- Mar 22, 2011, 2:45 AM CDT
- In force
- 63 min
- Issued by
- NWS Twin Cities, MN
Counties Blue Earth County, MN, Freeborn County, MN, Rice County, MN, Steele County, MN, Waseca County, MN
The radar
The Minneapolis radar (KMPX), 100 km from the middle of the area, began a volume at 06:42 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, 6.7 hours before the alert went out and 100 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
- 881 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
904
WWUS83 KMPX 220642
SPSMPX
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
142 AM CDT TUE MAR 22 2011
MNZ075>078-083>085-092-093-220745-
BLUE EARTH-FARIBAULT-FREEBORN-GOODHUE-LE
SUEUR-NICOLLET-RICE-STEELE-WASECA-
142 AM CDT TUE MAR 22 2011
...THUNDERSTORMS MOVING OVER BLUE
EARTH...FARIBAULT...FREEBORN...GOODHUE...LE
SUEUR...NICOLLET...RICE...STEELE AND WASECA COUNTIES
THROUGH 245 AM CDT...
AT 136 AM CDT...WEATHER SERVICE RADAR WAS TRACKING STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM NORTH MANKATO TO 3 MILES
SOUTHEAST OF WASECA TO 3 MILES NORTHWEST OF MYRTLE. THESE STORMS WERE
MOVING RAPIDLY NORTHEAST...BUT CONTINUE TO FORM ALONG THE IOWA
BORDER. ALTHOUGH ONE HALF INCH DIAMETER HAIL IS POSSIBLE WITH THESE
STORMS...MOST OF THE HAIL WILL BE PEA SIZE BUT INTENSE ENOUGH TO
COVER THE GROUND IN A SHORT PERIOD OF TIME.
* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
ELLENDALE.
STEELE CENTER.
DEERFIELD.
WARSAW.
RUSKIN.
KENYON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO THE
STORM TO BE STRUCK BY LIGHTNING. SEEK SAFE SHELTER IMMEDIATELY.
&&
LAT...LON 4350 9365 4395 9373 4404 9429 4438 9369
4439 9271 4419 9271 4419 9304 4351 9305
TIME...MOT...LOC 0640Z 241DEG 55KT 4420 9397 4408 9340
4363 9314
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 21, 8:20 PM CDT | River Flood Warning | MPX | Dakota, Goodhue | 28 days |
| Mar 21, 8:20 PM CDT | River Flood Warning | MPX | Dakota, Goodhue | 5 days |
| Mar 22, 4:58 AM CDT | Areal Flood Warning | MPX | Chippewa, Kandiyohi, Lac qui Parle, McLeod, Meeker, Renville and 2 more | 7 days |
| Mar 22, 12:06 PM CDT | River Flood Warning | MPX | Washington | 3 days |
| Mar 22, 12:33 PM CDT | Winter Weather Advisory | MPX | Brown, Carver, Dakota, Goodhue, Hennepin, Le Sueur and 10 more | 30 hr |
| Mar 22, 12:51 PM CDT | River Flood Watch | MPX | Buffalo, Pepin | 51 hr |
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.