Alert archive / Minnesota / Special Weather Statements in 2021

Special Weather Statement, NWS Twin Cities, MN

June 11, 2021Chippewa County, Kandiyohi County, Yellow Medicine County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Jun 11, 2021, 7:22 AM CDT for Chippewa County, Kandiyohi County, Yellow Medicine County, Minnesota. It was in force for 38 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 11, 2021, 7:22 AM CDT (12:22 UTC)
Expired
Jun 11, 2021, 8:00 AM CDT
In force
38 min
Issued by
NWS Twin Cities, MN

Counties Chippewa County, MN, Kandiyohi County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 156 km from the middle of the area, began a volume at 12:21 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, 0.4 hours before the alert went out and 153 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 2021-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 752 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2021-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
752 J/kg
Mixed-layer CIN
-207 J/kg
Mixed-layer LCL
1602 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-28 m²/s²
0-3 km storm-relative helicity
-40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

587 
WWUS83 KMPX 111222
SPSMPX

Special Weather Statement
National Weather Service Twin Cities/Chanhassen MN
722 AM CDT Fri Jun 11 2021

MNZ055>057-064-065-073-111300-
Chippewa-Yellow Medicine-Kandiyohi-Renville-Swift-Redwood-
722 AM CDT Fri Jun 11 2021

...A LINE OF STORMS WILL AFFECT CHIPPEWA...NORTHWESTERN REDWOOD...
EASTERN YELLOW MEDICINE...EASTERN SWIFT...NORTHWESTERN RENVILLE AND
WESTERN KANDIYOHI COUNTIES...

At 722 AM CDT, radar indicated strong thunderstorms were located
along a line extending from 11 miles southwest of Brooten to 6 miles
northwest of Maynard to near Cottonwood. Movement was east at 10 mph.

Wind gusts up to 50 mph are possible with these storms.

Locations impacted include...
Willmar, Montevideo, Granite Falls, Clara City, Renville, New London,
Clarkfield, Raymond, Kerkhoven, Sacred Heart, Prinsburg and Wood
Lake.

LAT...LON 4489 9578 4490 9574 4497 9573 4541 9541
      4541 9487 4488 9511 4451 9531 4453 9560
      4462 9561 4463 9563 4463 9593
TIME...MOT...LOC 1222Z 283DEG 9KT 4539 9531 4496 9557 4460 9572 

$$

ETA

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 5:50 AM CDTSevere Thunderstorm WarningMPXLac qui Parle, Yellow Medicine55 min
Jun 11, 5:55 AM CDTSevere Thunderstorm WarningMPXChippewa, Stevens, Swift50 min
Jun 11, 6:09 AM CDTSevere Thunderstorm WarningMPXDouglas, Pope51 min
Jun 11, 6:36 AM CDTSpecial Weather StatementMPXChippewa, Swift, Yellow Medicine39 min
Jun 11, 6:54 AM CDTSpecial Weather StatementMPXDouglas, Pope, Todd66 min
Jun 11, 7:49 AM CDTSpecial Weather StatementMPXBenton, Meeker, Stearns56 min
Jun 11, 7:53 AM CDTSpecial Weather StatementMPXBrown, McLeod, Redwood, Renville67 min
Jun 11, 8:32 AM CDTSpecial Weather StatementMPXMartin, Watonwan58 min
Jun 11, 9:15 AM CDTSpecial Weather StatementMPXBlue Earth, Faribault60 min
Jun 11, 10:29 AM CDTSpecial Weather StatementMPXFreeborn, Rice, Steele, Waseca46 min
Jun 11, 11:04 AM CDTSpecial Weather StatementMPXGoodhue56 min
Jun 11, 11:41 AM CDTSevere Thunderstorm WarningMPXGoodhue34 min
Jun 10, 8:08 PM CDTSpecial Weather StatementMPXChippewa, Rusk82 min
Jun 11, 12:07 PM CDTSevere Thunderstorm WarningMPXDunn, Pepin, Pierce38 min
Jun 11, 12:39 PM CDTSevere Thunderstorm WarningMPXChippewa, Dunn51 min
Jun 11, 1:20 PM CDTSpecial Weather StatementMPXChippewa40 min
Jun 11, 1:57 PM CDTSpecial Weather StatementMPXChippewa33 min

Nearby

Special Weather Statements in Minnesota, 2021Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.