Alert archive / Wisconsin / Blizzard Warnings in 2024

Blizzard Warning 1, NWS Duluth, MN

January 11, 2024Ashland County, Bayfield County, Wisconsin

NWS Duluth, MN issued this blizzard warning at Jan 11, 2024, 3:34 PM CST for Ashland County, Bayfield County, Wisconsin. It took effect at Jan 12, 2024, 12:00 PM CST. It was in force for 14 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 11, 2024, 3:34 PM CST (21:34 UTC)
In effect from
Jan 12, 2024, 12:00 PM CST
Expired
Jan 13, 2024, 2:25 AM CST
In force
14 hr
Issued by
NWS Duluth, MN

Counties Ashland County, WI, Bayfield County, WI

The radar

The Duluth radar (KDLH), 100 km from the middle of the area, began a volume at 21:38 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, 9.6 hours before the alert went out and 281 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, Minneapolis, MN at 12:00Z on 2024-01-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Minneapolis, MN at 12:00Z on 2024-01-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
675 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 10, 8:07 PM CSTGale WatchDLH20 hr
Jan 11, 11:49 AM CSTHeavy Freezing Spray WatchDLH4 hr
Jan 11, 3:34 PM CSTWinter Weather AdvisoryDLHAitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 3 more35 hr
Jan 11, 3:41 PM CSTGale WarningDLH44 hr
Jan 11, 3:41 PM CSTStorm WatchDLH23 hr
Jan 11, 3:41 PM CSTHeavy Freezing Spray WarningDLH6 days
Jan 11, 3:46 AM CSTWinter Storm WatchDLHAshland, Bayfield, Douglas, Iron12 hr
Jan 11, 3:34 PM CSTWinter Storm WatchDLHBurnett, Price, Sawyer, Washburn12 hr
Jan 11, 3:34 PM CSTWinter Storm WarningDLHAshland, Bayfield, Douglas, Iron56 hr

Nearby

Blizzard Warnings in Wisconsin, 2024Every blizzard warning in 2024

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.