Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 99, NWS Duluth, MN

June 28, 2022Ashland County, Iron County, Wisconsin

NWS Duluth, MN issued this severe thunderstorm warning at Jun 28, 2022, 1:45 PM CDT for Ashland County, Iron County, Wisconsin. It was in force for 60 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
Jun 28, 2022, 1:45 PM CDT (18:45 UTC)
Expired
Jun 28, 2022, 2:45 PM CDT
In force
60 min
Issued by
NWS Duluth, MN
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Ashland County, WI, Iron County, WI

The radar

The Duluth radar (KDLH), 139 km from the middle of the area, began a volume at 18:48 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
Jun 28, 1:41 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.8 hours before the alert went out and 285 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.

Skew-T log-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2022-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 186 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2022-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 201 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
186 J/kg
Mixed-layer CIN
-155 J/kg
Mixed-layer LCL
1569 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
201 m²/s²
0-3 km storm-relative helicity
207 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 2:04 PM CDTSpecial Weather StatementDLHChisago26 min
Jun 28, 1:01 PM CDTSpecial Weather StatementDLHBurnett14 min
Jun 28, 1:18 PM CDTSpecial Weather StatementDLHDouglas27 min
Jun 28, 1:30 PM CDTSpecial Weather StatementDLHBayfield15 min
Jun 28, 1:38 PM CDTSevere Thunderstorm WarningDLHAshland, Bayfield, Sawyer52 min
Jun 28, 1:53 PM CDTSevere Thunderstorm WarningDLHBayfield, Burnett, Douglas, Sawyer, Washburn67 min
Jun 28, 2:29 PM CDTSpecial Weather StatementDLHPrice31 min
Jun 28, 2:57 PM CDTSpecial Weather StatementDLHSawyer33 min
Jun 28, 3:07 PM CDTSpecial Weather StatementDLHSawyer23 min
Jun 28, 3:22 PM CDTSpecial Weather StatementDLHSawyer23 min
Jun 28, 3:29 PM CDTSpecial Weather StatementDLHPrice31 min
Jun 28, 3:40 PM CDTSpecial Weather StatementDLHBurnett35 min
Jun 28, 4:11 PM CDTSpecial Weather StatementDLHPrice34 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2022Every severe thunderstorm warning in 2022

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.