Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 3, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at Mar 28, 2025, 4:25 PM CDT for Bayfield County, Douglas County, Wisconsin. It was in force for 31 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
- Mar 28, 2025, 4:25 PM CDT (21:25 UTC)
- Expired
- Mar 28, 2025, 4:56 PM CDT
- In force
- 31 min
- Issued by
- NWS Duluth, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Bayfield County, WI, Douglas County, WI
The radar
The Duluth radar (KDLH), 60 km from the middle of the area, began a volume at 21:25 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, 9.4 hours before the alert went out and 248 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 790 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 371 m²/s²
- 0-3 km storm-relative helicity
- 441 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Mar 28, 3:42 PM CDT, 43 minutes earlier.
Area forecast discussion, Mar 28, 3:42 PM CDT, 43 minutes before
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</html>Hazardous weather outlook, Mar 28, 3:34 PM CDT, 51 minutes before
Hazardous Weather Outlook National Weather Service Duluth MN 334 PM CDT Fri Mar 28 2025 MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-292045- Koochiching-North St. Louis-Northern Cook/Northern Lake- North Itasca-Central St. Louis-Southern Lake/North Shore- Southern Cook/North Shore-North Cass-South Itasca-South Cass- Crow Wing-Northern Aitkin-South Aitkin-Carlton/South St. Louis- Pine-Douglas-Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price- 334 PM CDT Fri Mar 28 2025 This Hazardous Weather Outlook is for portions of northeast Minnesota and northwest Wisconsin. .DAY ONE...This afternoon and Tonight A storm system will bring a variety of hazards to the Northland this afternoon into tonight from snowfall to ice to thunderstorms. The best chance for snow accumulation will be in far northern Minnesota where an additional 1 to 4 inches are expected. Some ice is possible for much of the rest of the Northland except southern areas. Ice amounts will be highest in the Arrowhead at around a tenth to quarter inch of ice. Untreated roads will become snow and ice covered and slippery where ice and snow occur. Winter Weather Advisories are in effect for all but southern portions of the Northland. Thunderstorms are possible for most areas today into this evening, although highest chances will be over southern portions. There is a risk for isolated severe storms over portions of northwest Wisconsin with hail to one inch in diameter being the main hazard. .DAYS TWO THROUGH SEVEN...Saturday through Thursday A second round of wintry precipitation is expected Saturday afternoon into Sunday. Significant ice accumulations will be possible in north-central WI Saturday night into Sunday. An Ice Storm Warning is in effect for Price County, where confidence in ice accumulations of a quarter inch or greater is highest. In addition to ice accumulations, moderate and wet snowfall is expected along the South Shore to the I-35 corridor. Use extreme caution if traveling in northwest Wisconsin this weekend or consider delaying travel if possible. Yet another round of accumulating snow is possible Tuesday night into Wednesday. .SPOTTER INFORMATION STATEMENT... Snow spotters are requested to report precipitation type, hail, and measurements of snow or ice accumulations to the National Weather Service. Spotters and the public can also report precipitation type and hail with the free M-PING smartphone app. LSZ121-140>148-150-292045- 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- Outer Apostle Islands Beyond 5 NM from Mainland- 334 PM CDT Fri Mar 28 2025 This Hazardous Weather Outlook is for portions of Lake Superior and the Nearshore waters of western Lake Superior. .DAY ONE...This afternoon and Tonight Strong easterly winds will continue this afternoon into tonight with gusts building to 35 to 40 knots and those winds will persist into the weekend. Wave heights will build to 7 to 12 feet with some as high as 16 feet. Gale Warnings are in effect. Thunderstorms will be possible this afternoon and evening. .DAYS TWO THROUGH SEVEN...Saturday through Thursday Strong easterly winds persist into the weekend. Gales of 35 to 40 knots are expected into at least Saturday night. Wave heights may reach up to 16 feet. Gale Warnings are in effect and additional Gale Warnings or Small Craft Advisories may be needed through Monday. Another period of strong winds will develop Tuesday into Wednesday. Unruh More information may be obtained at the following web address: http://www.weather.gov/duluth
In the hours before
Local storm report, Mar 28, 2:33 PM CDT, 1 hour 52 minutes before
Preliminary Local Storm Report
National Weather Service Duluth MN
233 PM CDT Fri Mar 28 2025
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0232 PM Freezing Rain Hibbing 47.43N 92.94W
03/28/2025 E0.10 Inch St. Louis MN Public
0.1 inches of ice accumulation on a vehicle.
&&Local storm report, Mar 28, 3:28 PM CDT, 57 minutes before
Preliminary Local Storm Report
National Weather Service Duluth MN
328 PM CDT Fri Mar 28 2025
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0317 PM Hail 5 NNW Kimberly 46.63N 93.49W
03/28/2025 M0.25 Inch Aitkin MN Trained Spotter
&&
klhLocal storm report, Mar 28, 4:12 PM CDT, 13 minutes before
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</html>Local storm report, Mar 28, 4:15 PM CDT, 10 minutes before
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</html>Local storm report, Mar 28, 4:20 PM CDT, 5 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 |
|---|---|---|---|---|
| Mar 28, 2:06 PM CDT | Winter Storm Watch | DLH | Carlton, Pine, Saint Louis | 13 hr |
| Mar 28, 3:07 PM CDT | Severe Thunderstorm Warning | DLH | Aitkin, Carlton, Crow Wing | 38 min |
| Mar 28, 3:35 PM CDT | Severe Thunderstorm Warning | DLH | Carlton, Pine, Saint Louis | 55 min |
| Mar 28, 3:54 PM CDT | Ice Storm Warning | DLH | Cook, Lake, Saint Louis | 8 hr |
| Mar 28, 2:19 AM CDT | Winter Storm Watch | DLH | Price | 12 hr |
| Mar 28, 2:06 PM CDT | Ice Storm Warning | DLH | Price | 49 hr |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2025Every severe thunderstorm warning in 2025
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.