Alert archive / Texas / Wind Chill Warnings in 2022

Wind Chill Warning 1, NWS Fort Worth, TX

December 21, 20229 counties in Texas

NWS Fort Worth, TX issued this wind chill warning at Dec 21, 2022, 2:18 PM CST for 9 counties in Texas. It took effect at Dec 22, 2022, 6:00 AM CST. It was in force for 30 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
Dec 21, 2022, 2:18 PM CST (20:18 UTC)
In effect from
Dec 22, 2022, 6:00 AM CST
Expired
Dec 23, 2022, 12:00 PM CST
In force
30 hr
Issued by
NWS Fort Worth, TX

Counties Bell County, TX, Coryell County, TX, Falls County, TX, Lampasas County, TX, Leon County, TX, Limestone County, TX, McLennan County, TX, Milam County, TX, Robertson County, TX

The radar

The Ft Hood radar (KGRK), 64 km from the middle of the area, began a volume at 20:21 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

Corpus Christi, TX (KCRP), launched 12:00Z, 8.3 hours before the alert went out and 390 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, Corpus Christi, TX at 12:00Z on 2022-12-21Temperature 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, Corpus Christi, TX at 12:00Z on 2022-12-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.19395878Sfc1 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
677 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 21, 2:12 AM CSTDense Fog AdvisoryFWDAnderson, Falls, Freestone, Leon, Limestone, Milam and 1 more6 hr
Dec 21, 2:18 PM CSTHard Freeze WarningFWDAnderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more43 hr
Dec 21, 2:18 PM CSTWind Chill AdvisoryFWDAnderson, Bosque, Collin, Comanche, Cooke, Dallas and 31 more46 hr

Nearby

Wind Chill Warnings in Texas, 2022Every wind chill warning 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.