Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 143, NWS Duluth, MN

August 3, 2012Cass County, Crow Wing County, Itasca County, Minnesota

NWS Duluth, MN issued this severe thunderstorm warning at Aug 3, 2012, 8:44 PM CDT for Cass County, Crow Wing County, Itasca County, Minnesota. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 3, 2012, 8:44 PM CDT (01:44 UTC)
Expired
Aug 3, 2012, 9:30 PM CDT
In force
46 min
Issued by
NWS Duluth, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Cass County, MN, Crow Wing County, MN, Itasca County, MN

The radar

The Duluth radar (KDLH), 138 km from the middle of the area, began a volume at 01:43 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 3, 7:33 PM CDTSevere Thunderstorm WatchSPC6 hr

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Aug 3, 7:11 PM CDT, 1 hour 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
711 PM CDT FRI AUG 3 2012

MNZ010-018-025-026-033-034-040115-
CROW WING-KOOCHICHING-NORTH CASS-NORTH ITASCA-SOUTH CASS-SOUTH
ITASCA-
711 PM CDT FRI AUG 3 2012

...STRONG STORMS MOVING INTO NORTH CENTRAL MINNESOTA...

AT 710 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG TO SEVERE THUNDERSTORMS EXTENDING FROM THIEF RIVER
FALLS...TO FARGO...MOVING EAST AT 25 MPH.

AT THIS SPEED...THE STORMS WILL MOVE INTO THE AREAS OF LAKE
WINNIBIGOSHISH...WALKER...LEECH LAKE...LEADER...PEQUOT LAKES...AND
THE BRAINERD AREA AROUND 1000 PM.

IF YOU ARE IN THESE AREAS...PREPARE FOR THESE STORMS TO BRING STRONG
WINDS...FREQUENT CLOUD TO GROUND LIGHTNING...BRIEF HEAVY
DOWNPOURS...AND POSSIBLY HAIL.

LAT...LON 4680 9480 4682 9467 4740 9468 4742 9443
      4786 9442 4783 9365 4616 9395 4615 9436
      4624 9440 4628 9435 4631 9440 4630 9455
      4634 9473 4640 9479

GRANING
Special weather statement, Aug 3, 8:27 PM CDT, 17 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 7:11 PM CDTSpecial Weather StatementDLHCass, Crow Wing64 min
Aug 3, 8:27 PM CDTSpecial Weather StatementDLHCass, Crow Wing63 min
Aug 3, 8:58 PM CDTSevere Thunderstorm WarningDLHItasca, Koochiching35 min
Aug 3, 9:27 PM CDTSevere Thunderstorm WarningDLHAitkin, Cass, Itasca48 min
Aug 3, 9:34 PM CDTSpecial Weather StatementDLHAitkin, Crow Wing41 min
Aug 3, 9:39 PM CDTSmall Craft AdvisoryDLH6 hr
Aug 3, 10:13 PM CDTSpecial Weather StatementDLHAitkin, Crow Wing47 min
Aug 3, 10:17 PM CDTSpecial Weather StatementDLHItasca43 min
Aug 3, 10:38 PM CDTSevere Thunderstorm WarningDLHAitkin, Cass, Crow Wing37 min
Aug 3, 11:07 PM CDTSevere Thunderstorm WarningDLHAitkin, Carlton, Saint Louis53 min
Aug 3, 11:23 PM CDTSpecial Weather StatementDLHSaint Louis37 min
Aug 3, 11:29 PM CDTSpecial Weather StatementDLHPine46 min
Aug 3, 11:45 PM CDTSpecial Weather StatementDLHCarlton45 min
Aug 3, 11:57 PM CDTSpecial Weather StatementDLHSaint Louis48 min
Aug 4, 12:46 AM CDTSpecial Weather StatementDLHLake44 min
Aug 4, 1:29 AM CDTSpecial Weather StatementDLHLake46 min
Aug 4, 2:07 AM CDTSpecial Weather StatementDLHCook83 min
Aug 4, 3:22 AM CDTSpecial Weather StatementDLHCook23 min
Aug 4, 3:33 PM CDTSmall Craft AdvisoryDLH18 hr
Aug 4, 3:41 PM CDTSpecial Weather StatementDLHKoochiching19 min
Aug 4, 12:20 AM CDTSpecial Weather StatementDLHDouglas40 min
Aug 4, 12:25 AM CDTSpecial Weather StatementDLHBurnett, Washburn50 min
Aug 4, 12:47 AM CDTSpecial Weather StatementDLHBayfield, Douglas, Sawyer, Washburn43 min
Aug 4, 1:31 AM CDTSpecial Weather StatementDLHAshland, Bayfield, Sawyer44 min
Aug 4, 2:05 AM CDTSpecial Weather StatementDLHIron, Price25 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2012Every severe thunderstorm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.