Alert archive / Minnesota / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 241, NWS Duluth, MN

September 26, 2008Cass County, Itasca County, Minnesota

NWS Duluth, MN issued this severe thunderstorm warning at Sep 26, 2008, 5:19 PM CDT for Cass County, Itasca County, Minnesota. It was in force for 41 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
Sep 26, 2008, 5:19 PM CDT (22:19 UTC)
Expired
Sep 26, 2008, 6:00 PM CDT
In force
41 min
Issued by
NWS Duluth, MN
Area
Storm-based polygon

Counties Cass County, MN, Itasca County, MN

The radar

The Duluth radar (KDLH), 141 km from the middle of the area, began a volume at 22:19 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
Sep 26, 12:39 PM CDTSevere Thunderstorm WatchSPC9 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.

NWS Duluth, MN wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 26, 4:50 PM CDT, 29 minutes earlier.

Area forecast discussion, Sep 26, 4:50 PM CDT, 29 minutes before
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Hazardous weather outlook, Sep 26, 3:40 PM CDT, 1 hour 39 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DULUTH MN
340 PM CDT FRI SEP 26 2008

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-271030-
KOOCHICHING-NORTHERN ST. LOUIS-NORTHERN COOK/NORTHERN LAKE-
NORTHERN ITASCA-CENTRAL ST. LOUIS-SOUTHERN LAKE/LAKESHORE-
SOUTHERN COOK/LAKESHORE-NORTHERN CASS-SOUTHERN ITASCA-
SOUTHERN CASS-CROW WING-NORTHERN AITKIN-SOUTHERN AITKIN-
CARLTON/SOUTHERN ST. LOUIS-PINE-DOUGLAS-BAYFIELD-ASHLAND-IRON-
BURNETT-WASHBURN-SAWYER-PRICE-
340 PM CDT FRI SEP 26 2008

...SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH THE EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MINNESOTA AND
NORTHWEST WISCONSIN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SEVERE THUNDERSTORMS WILL BECOME INCREASINGLY POSSIBLE LATE THIS
AFTERNOON INTO THE EVENING. ALTHOUGH A SEVERE STORM IS POSSIBLE
OVER MOST OF NORTHEAST MINNESOTA...AND FAR NORTHWEST
WISCONSIN...THE AREA WITH THE HIGHEST CHANCE FOR SEVERE STORMS
WILL BE FROM THE ARROWHEAD...IRON RANGE...SOUTHWEST TOWARD THE BRAINERD
LAKES AREA...AND AREAS EAST INTO FAR NORTHWEST WISCONSIN INCLUDING
THE TWIN PORTS. THE MAIN THREATS WILL BE LARGE HAIL...DAMAGING WIND
AND HEAVY RAIN.

THE SEVERE WEATHER THREAT WILL DIMINISH AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THUNDERSTORMS WILL BE POSSIBLE OVER PARTS OF NORTHWEST WISCONSIN
ON SATURDAY...AND OVER NORTH CENTRAL AND NORTHWEST PORTIONS OF
MINNESOTA SUNDAY AFTERNOON. THUNDERSTORMS WILL ALSO BE POSSIBLE
OVER MUCH OF THE AREA SUNDAY NIGHT INTO MONDAY.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL LIKELY BE NEEDED THIS AFTERNOON AND
TONIGHT.

LSZ121-140>148-272045-
BAYFIELD TO OAK POINT WI-GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN-
DULUTH MN TO PORT WING WI-PORT WING TO SAND ISLAND WI-
SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI-
336 PM CDT FRI SEP 26 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS OF
WESTERN LAKE SUPERIOR.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SEVERE THUNDERSTORMS WILL BECOME INCREASINGLY POSSIBLE LATE THIS
AFTERNOON INTO THE EVENING. ALTHOUGH A SEVERE STORM IS POSSIBLE
OVER MOST OF NORTHEAST MINNESOTA...AND FAR NORTHWEST
WISCONSIN...THE AREA WITH THE HIGHEST CHANCE FOR SEVERE STORMS
WILL BE FROM THE ARROWHEAD...IRON RANGE...SOUTHWEST TOWARD THE BRAINERD
LAKES AREA...AND AREAS EAST INTO FAR NORTHWEST WISCONSIN INCLUDING
THE TWIN PORTS. THE MAIN THREATS WILL BE LARGE HAIL...DAMAGING WIND
AND HEAVY RAIN.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THUNDERSTORMS WILL BE POSSIBLE OVER PARTS OF THE SOUTH SHORE
ON SATURDAY...AND AGAIN OVER MUCH OF THE AREA SUNDAY NIGHT INTO
MONDAY.

MELDE

MORE INFORMATION MAY BE OBTAINED AT THE FOLLOWING WEB ADDRESS:
HTTP://WWW.WEATHER.GOV/DULUTH (ALL LOWER CASE)

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 26, 4:39 AM CDTSevere Thunderstorm WarningDLHItasca, Koochiching66 min
Sep 26, 4:49 AM CDTTornado WarningDLHItasca, Koochiching56 min
Sep 26, 7:29 AM CDTSevere Thunderstorm WarningDLHKoochiching, Saint Louis61 min
Sep 26, 8:29 AM CDTSevere Thunderstorm WarningDLHKoochiching, Saint Louis61 min
Sep 26, 9:39 AM CDTSevere Thunderstorm WarningDLHSaint Louis36 min
Sep 26, 10:05 AM CDTSevere Thunderstorm WarningDLHKoochiching, Saint Louis55 min
Sep 26, 11:00 AM CDTSevere Thunderstorm WarningDLHSaint Louis60 min
Sep 26, 5:07 PM CDTSevere Thunderstorm WarningDLHItasca, Saint Louis53 min
Sep 26, 5:21 PM CDTFlash Flood WatchDLHAitkin, Carlton, Cass, Crow Wing, Itasca, Saint Louis4 hr
Sep 26, 5:40 PM CDTSevere Thunderstorm WarningDLHCass, Crow Wing65 min
Sep 26, 5:58 PM CDTSevere Thunderstorm WarningDLHSaint Louis47 min
Sep 26, 6:00 PM CDTSevere Thunderstorm WarningDLHCass, Itasca45 min
Sep 26, 6:36 PM CDTAreal Flood AdvisoryDLHAitkin, Cass, Crow Wing, Itasca, Saint Louis2 hr
Sep 26, 6:38 PM CDTSevere Thunderstorm WarningDLHCook, Lake39 min
Sep 26, 6:43 PM CDTSevere Thunderstorm WarningDLHAitkin, Cass, Crow Wing, Itasca, Saint Louis62 min
Sep 26, 6:47 PM CDTSpecial Marine WarningDLH88 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2008Every severe thunderstorm warning in 2008

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.