Alert archive / Iowa / Wind Chill Advisories in 2022

Wind Chill Advisory 8, NWS La Crosse, WI

January 24, 20224 counties in Iowa; 4 counties in Minnesota

NWS La Crosse, WI issued this wind chill advisory at Jan 24, 2022, 2:41 PM CST for 4 counties in Iowa; 4 counties in Minnesota. It took effect at Jan 25, 2022, 9:00 AM CST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued: Jan 24, 2022, 2:41 PM CST (20:41 UTC)
In effect from: Jan 25, 2022, 9:00 AM CST
Expired: Jan 26, 2022, 12:00 AM CST
In force: 15 hr
Issued by: NWS La Crosse, WI

Counties Chickasaw County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Dodge County, MN, Fillmore County, MN, Mower County, MN, Olmsted County, MN

The radar

The La Crosse radar (KARX), 113 km from the middle of the area, began a volume at 20:40 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, 8.7 hours before the alert went out and 170 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: 499 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: -79 m²/s²
0-3 km storm-relative helicity: -52 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 wind chill 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 wind chill advisory went out at Jan 24, 11:13 AM CST, 3 hours 28 minutes earlier.

Area forecast discussion, Jan 24, 11:13 AM CST, 3 hours 28 minutes before

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Hazardous weather outlook, Jan 24, 3:55 AM CST, 10 hours 46 minutes before

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In the hours before

Local storm report, Jan 24, 8:57 AM CST, 5 hours 44 minutes before

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Local storm report, Jan 24, 8:59 AM CST, 5 hours 42 minutes before

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Local storm report, Jan 24, 9:26 AM CST, 5 hours 15 minutes before

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Local storm report, Jan 24, 9:48 AM CST, 4 hours 53 minutes before

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The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 24, 3:14 AM CST	Wind Chill Advisory	ARX	Adams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more	57 hr
Jan 24, 2:41 PM CST	Wind Chill Warning	ARX	Chickasaw, Floyd, Howard, Mitchell	18 hr

Nearby

Wind Chill Advisories in Iowa, 2022 Wind Chill Advisories in Minnesota, 2022 Every wind chill advisory 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.