Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 199, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at Jul 25, 2008, 2:28 PM CDT for Sawyer County, Washburn County, Wisconsin. It was in force for 29 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 25, 2008, 2:28 PM CDT (19:28 UTC)
- Expired
- Jul 25, 2008, 2:57 PM CDT
- In force
- 29 min
- Issued by
- NWS Duluth, MN
- Area
- Storm-based polygon
Counties Sawyer County, WI, Washburn County, WI
The radar
The Duluth radar (KDLH), 120 km from the middle of the area, began a volume at 19:30 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 25, 1:19 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 7.5 hours before the alert went out and 203 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
- 1404 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 503 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.6
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 25, 2:23 PM CDT, 5 minutes earlier.
Area forecast discussion, Jul 25, 2:23 PM CDT, 5 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DULUTH MN 412 AM CDT FRI JUL 25 2008 MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-261030- 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- 412 AM CDT FRI JUL 25 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MINNESOTA AND NORTHWEST WISCONSIN. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT RISK OF SEVER THUNDERSTORMS OVER NORTHWEST WISCONSIN THIS AFTERNOON. THE AREA MOST LIKELY TO BE AFFECTED IS SOUTH AND EAST OF A LINE FROM IRONWOOD TO CLAM LAKE TO EDGEWATER. THE MAIN SEVERE WEATHER THREAT WILL BE DAMAGING WINDS...POSSIBLY LARGE HAIL. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY SCATTERED THUNDERSTORMS MAY DEVELOP ACROSS THE NORTHLAND LATE MONDAY OR TUESDAY. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION MAY BE NEEDED TODAY AND THIS EVENING OVER NORTHWEST WISCONSIN. LSZ121-140>148-261030- 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- 412 AM CDT FRI JUL 25 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS OF WESTERN LAKE SUPERIOR. .DAY ONE...TODAY AND TONIGHT ISOLATED THUNDERSTORMS ARE POSSIBLE TODAY. A FEW STORMS MAY BE STRONG OR SEVERE...MAINLY OVER THE SOUTH SHORE THIS AFTERNOON. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY SCATTERED THUNDERSTORMS MAY DEVELOP LATE MONDAY OR TUESDAY. CANNON MORE INFORMATION MAY BE OBTAINED AT THE FOLLOWING WEB ADDRESS: HTTP://WWW.WEATHER.GOV/DULUTH (ALL LOWER CASE)
In the hours before
Local storm report, Jul 25, 12:31 PM CDT, 1 hour 57 minutes before
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</html>Local storm report, Jul 25, 2:01 PM CDT, 27 minutes before
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</html>Local storm report, Jul 25, 2:02 PM CDT, 26 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 25, 11:21 AM CDT | Special Marine Warning | DLH | 39 min | |
| Jul 25, 11:52 AM CDT | Special Marine Warning | DLH | 23 min | |
| Jul 25, 12:20 PM CDT | Special Marine Warning | DLH | 40 min | |
| Jul 25, 12:57 PM CDT | Special Marine Warning | DLH | 18 min | |
| Jul 25, 1:21 PM CDT | Severe Thunderstorm Warning | DLH | Pine | 54 min |
| Jul 25, 2:03 PM CDT | Special Marine Warning | DLH | 42 min | |
| Jul 25, 4:30 PM CDT | Special Marine Warning | DLH | 23 min | |
| Jul 25, 11:27 AM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Douglas | 63 min |
| Jul 25, 12:22 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Iron | 53 min |
| Jul 25, 1:10 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Iron | 22 min |
| Jul 25, 1:28 PM CDT | Severe Thunderstorm Warning | DLH | Bayfield, Douglas, Washburn | 24 min |
| Jul 25, 1:45 PM CDT | Severe Thunderstorm Warning | DLH | Burnett, Washburn | 45 min |
| Jul 25, 2:12 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Iron | 48 min |
| Jul 25, 2:23 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Iron | 28 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.