Alert archive / Wisconsin / Cold Weather Advisories in 2026

Cold Weather Advisory 2, NWS La Crosse, WI

January 22, 202613 counties in Wisconsin; 8 counties in Iowa; 7 counties in Minnesota

NWS La Crosse, WI issued this cold weather advisory at Jan 22, 2026, 10:24 AM CST for 13 counties in Wisconsin; 8 counties in Iowa; 7 counties in Minnesota. It took effect at Jan 23, 2026, 12:00 PM CST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued: Jan 22, 2026, 10:24 AM CST (16:24 UTC)
In effect from: Jan 23, 2026, 12:00 PM CST
Expired: Jan 24, 2026, 9:00 AM CST
In force: 21 hr
Issued by: NWS La Crosse, WI

All 28 counties

Allamakee County, IA, Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN, Adams County, WI, Buffalo County, WI, Clark County, WI, Crawford County, WI, Grant County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Richland County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI

The radar

The La Crosse radar (KARX), 27 km from the middle of the area, began a volume at 16:27 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, 4.4 hours before the alert went out and 210 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 931 m above ground
0-6 km bulk shear: 100 kt
0-1 km storm-relative helicity: 55 m²/s²
0-3 km storm-relative helicity: 198 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this cold weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS La Crosse, WI wrote its last area forecast discussion before this cold weather advisory went out at Jan 21, 1:56 PM CST, 20 hours 28 minutes earlier.

Area forecast discussion, Jan 21, 1:56 PM CST, 20 hours 28 minutes before

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Hazardous weather outlook, Jan 21, 1:47 PM CST, 20 hours 37 minutes before

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Nearby

Cold Weather Advisories in Wisconsin, 2026 Cold Weather Advisories in Iowa, 2026 Cold Weather Advisories in Minnesota, 2026 Every cold weather advisory 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.