Alert archive / Minnesota / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 76, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at Jul 1, 2006, 5:08 AM CDT for Aitkin County, Saint Louis County, Minnesota. It was in force for 52 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
- Jul 1, 2006, 5:08 AM CDT (10:08 UTC)
- Expired
- Jul 1, 2006, 6:00 AM CDT
- In force
- 52 min
- Issued by
- NWS Duluth, MN
- Area
- Counties, with a storm outline in the text
Counties Aitkin County, MN, Saint Louis County, MN
The radar
The Duluth radar (KDLH), 62 km from the middle of the area, began a volume at 10:09 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
International Fa, MN (KINL), launched 00:00Z, 10.1 hours before the alert went out and 166 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
- 1085 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 1597 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
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 Jul 1, 3:01 AM CDT, 2 hours 7 minutes earlier.
Area forecast discussion, Jul 1, 3:01 AM CDT, 2 hours 7 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DULUTH MN 700 AM CDT FRI JUN 30 2006 LSZ121-140>148-162-MNZ010>012-018>021-025-026-033>038-WIZ001>004- 006>009-011230- 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- OPEN WATERS OF LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN-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- 700 AM CDT FRI JUN 30 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MINNESOTA... NORTHWEST WISCONSIN AND WESTERN LAKE SUPERIOR. .DAY ONE...TODAY AND TONIGHT THERE IS A RISK OF SEVERE THUNDERSTORMS ACROSS ALL OF NORTHEAST MINNESOTA... NORTHWEST WISCONSIN AND ADJACENT WATERS OF WESTERN LAKE SUPERIOR FROM LATE THIS AFTERNOON THROUGH TONIGHT. STORMS ARE EXPECTED TO DEVELOP OVER NORTHWEST MINNESOTA AND THE EASTERN DAKOTAS LATE THIS AFTERNOON AND EVENING AHEAD OF AN APPROACHING COLD FRONT AND SURFACE LOW...AND THEN MOVE EASTWARD DURING THE REMAINDER OF THE EVENING AND OVERNIGHT. AT THIS TIME... THE TIMING AND LOCATION FOR THE GREATEST RISK OF SEVERE STORMS APPEARS TO BE IN AREAS FROM BRAINERD AND GRAND RAPIDS TO INTERNATIONAL FALLS AND ELY BETWEEN ABOUT 7 PM AND MIDNIGHT... WHERE HAIL UP TO GOLF BALL SIZE AND DAMAGING WINDS ARE POSSIBLE... ALONG WITH A LOW PROBABILITY OF A TORNADO OR TWO. STORMS ARE THEN EXPECTED TO EVOLVE INTO A CLUSTER BY LATE EVENING AND OVERNIGHT... WITH THE PRIMARY RISK BEING NICKEL TO QUARTER SIZE HAIL AND DAMAGING WINDS IN AREAS FARTHER EAST. IN ADDITION... ISOLATED THUNDERSTORMS WILL AFFECT AREAS WEST OF A LINE FROM INTERNATIONAL FALLS... TO DULUTH AND PINE CITY THROUGH AROUND 10 OR 11 AM. THESE STORMS WILL STAY WELL BELOW SEVERE LEVELS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THE RISK OF SEVERE THUNDERSTORMS PRODUCING HAIL AND DAMAGING WIND WILL PERSIST THROUGH SATURDAY MORNING ACROSS WESTERN LAKE SUPERIOR AND ALL OF NORTHWEST WISCONSIN. THERE IS ANOTHER CHANCE OF THUNDERSTORMS SUNDAY... SUNDAY NIGHT AND MONDAY. .SPOTTER INFORMATION STATEMENT... IT IS LIKELY THAT SKYWARN SPOTTER ACTIVATION WILL BE NEEDED FROM LATE THIS AFTERNOON... WELL INTO THE OVERNIGHT HOURS TONIGHT. MILLER
In the hours before
Local storm report, Jul 1, 1:43 AM CDT, 3 hours 25 minutes before
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</html>Local storm report, Jul 1, 1:45 AM CDT, 3 hours 23 minutes before
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</html>Local storm report, Jul 1, 3:48 AM CDT, 1 hour 20 minutes before
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</html>The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 1:13 AM CDT | Severe Thunderstorm Warning | DLH | Cass, Crow Wing | 50 min |
| Jul 1, 1:46 AM CDT | Severe Thunderstorm Warning | DLH | Aitkin | 45 min |
| Jul 1, 2:19 AM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 40 min |
| Jul 1, 3:09 AM CDT | Severe Thunderstorm Warning | DLH | Saint Louis | 51 min |
| Jul 1, 5:17 AM CDT | Special Marine Warning | DLH | 58 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2006Every severe thunderstorm warning in 2006
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.