Alert archive / Texas / Excessive Heat Warnings in 2024

Excessive Heat Warning 2, NWS Midland/Odessa, TX

August 20, 2024Mitchell County, Scurry County, Texas

NWS Midland/Odessa, TX issued this excessive heat warning at Aug 20, 2024, 1:04 PM CDT for Mitchell County, Scurry County, Texas. It took effect at Aug 21, 2024, 12:00 PM CDT. It was in force for 33 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
Aug 20, 2024, 1:04 PM CDT (18:04 UTC)
In effect from
Aug 21, 2024, 12:00 PM CDT
Expired
Aug 22, 2024, 9:00 PM CDT
In force
33 hr
Issued by
NWS Midland/Odessa, TX

Counties Mitchell County, TX, Scurry County, TX

The radar

The San Angelo radar (KSJT), 135 km from the middle of the area, began a volume at 18:08 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 6.1 hours before the alert went out and 309 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, Amarillo Airport, TX at 12:00Z on 2024-08-20Temperature 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, Amarillo Airport, TX at 12:00Z on 2024-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -83 square meters per square second.1939Sfc1 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
2815 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-83 m²/s²
0-3 km storm-relative helicity
-37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 20, 1:04 PM CDTHeat AdvisoryMAFAndrews, Borden, Brewster, Crane, Culberson, Dawson and 14 more56 hr

Nearby

Excessive Heat Warnings in Texas, 2024Every excessive heat warning in 2024

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.