Alert archive / Minnesota / Snow Squall Warnings in 2025

Snow Squall Warning 2, NWS Duluth, MN

January 17, 2025Itasca County, Saint Louis County, Minnesota

NWS Duluth, MN issued this snow squall warning at Jan 17, 2025, 2:04 PM CST for Itasca County, Saint Louis County, Minnesota. It was in force for 41 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
Jan 17, 2025, 2:04 PM CST (20:04 UTC)
Expired
Jan 17, 2025, 2:45 PM CST
In force
41 min
Issued by
NWS Duluth, MN
Area
Storm-based polygon

Counties Itasca County, MN, Saint Louis County, MN

The radar

The Duluth radar (KDLH), 101 km from the middle of the area, began a volume at 20:05 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, 8.1 hours before the alert went out and 303 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 2025-01-17Temperature 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 2025-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 358 square meters per square second.1939587897Sfc1 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
1157 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
358 m²/s²
0-3 km storm-relative helicity
490 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 16, 7:04 PM CSTGale WarningDLH36 hr
Jan 17, 3:42 AM CSTHeavy Freezing Spray WarningDLH48 hr
Jan 17, 8:54 AM CSTWind AdvisoryDLHCook, Lake, Saint Louis21 hr
Jan 17, 10:14 AM CSTWinter Weather AdvisoryDLHCook, Koochiching, Lake, Saint Louis8 hr
Jan 17, 1:06 PM CSTCold Weather AdvisoryDLHAitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 3 more29 hr
Jan 17, 1:06 PM CSTExtreme Cold WarningDLHAitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 4 more4 days
Jan 17, 1:39 PM CSTSnow Squall WarningDLHLake, Saint Louis51 min

Nearby

Snow Squall Warnings in Minnesota, 2025Every snow squall 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.