Alert archive / Minnesota / Snow Squall Warnings in 2026

Snow Squall Warning 2, NWS Duluth, MN

January 15, 2026Koochiching County, Saint Louis County, Minnesota

NWS Duluth, MN issued this snow squall warning at Jan 15, 2026, 4:51 PM CST for Koochiching County, Saint Louis County, Minnesota. It was in force for 54 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 15, 2026, 4:51 PM CST (22:51 UTC)
Expired
Jan 15, 2026, 5:45 PM CST
In force
54 min
Issued by
NWS Duluth, MN
Area
Storm-based polygon

Counties Koochiching County, MN, Saint Louis County, MN

The radar

The Duluth radar (KDLH), 138 km from the middle of the area, began a volume at 22:54 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

International Fa, MN (KINL), launched 12:00Z, 10.9 hours before the alert went out and 74 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, International Fa, MN at 12:00Z on 2026-01-15Temperature 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, International Fa, MN at 12:00Z on 2026-01-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 372 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
1664 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
372 m²/s²
0-3 km storm-relative helicity
598 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 14, 9:09 PM CSTSmall Craft AdvisoryDLH25 hr
Jan 15, 1:55 PM CSTWinter Weather AdvisoryDLHCarlton, Lake, Saint Louis52 hr
Jan 15, 3:47 PM CSTSnow Squall WarningDLHKoochiching, Saint Louis58 min
Jan 15, 5:19 PM CSTSnow Squall WarningDLHLake, Saint Louis56 min
Jan 15, 1:55 PM CSTWinter Storm WarningDLHBayfield, Douglas, Iron48 hr

Nearby

Snow Squall Warnings in Minnesota, 2026Every snow squall warning in 2026

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.