Alert archive / Texas / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 24, NWS Lubbock, TX
NWS Lubbock, TX issued this severe thunderstorm warning at Apr 21, 2020, 9:10 PM CDT for Stonewall County, Texas. It was in force for 43 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
- Apr 21, 2020, 9:10 PM CDT (02:10 UTC)
- Expired
- Apr 21, 2020, 9:53 PM CDT
- In force
- 43 min
- Issued by
- NWS Lubbock, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Stonewall County, TX
The radar
The Dyess AFB radar (KDYX), 117 km from the middle of the area, began a volume at 02:10 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 00:00Z, 2.2 hours before the alert went out and 264 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.
- Mixed-layer CAPE
- 262 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 2114 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 227 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Lubbock, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 21, 8:13 PM CDT, 57 minutes earlier.
Area forecast discussion, Apr 21, 8:13 PM CDT, 57 minutes before
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</html>Hazardous weather outlook, Apr 21, 8:43 PM CDT, 27 minutes before
Hazardous Weather Outlook National Weather Service Lubbock TX 843 PM CDT Tue Apr 21 2020 TXZ021>044-230145- Parmer-Castro-Swisher-Briscoe-Hall-Childress-Bailey-Lamb-Hale-Floyd- Motley-Cottle-Cochran-Hockley-Lubbock-Crosby-Dickens-King-Yoakum- Terry-Lynn-Garza-Kent-Stonewall- 843 PM CDT Tue Apr 21 2020 This Hazardous Weather Outlook is for the South Plains, Rolling Plains and the far Southern Texas Panhandle. .DAY ONE...Tonight. There is a marginal risk for isolated severe thunderstorms this afternoon and tonight across the the extreme southern Texas Panhandle, the Rolling Plains, and the eastern South Plains. Storms overnight will be capable of large hail up to two inches in diameter, damaging wind gusts to 60 mph, and locally intense rainfall. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Gusty northwest winds may require a Wind Advisory for portions of the far southern Texas Panhandle and northern portions of the South Plains and Rolling Plains on Wednesday. Otherwise, the potential for hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed. Please relay any information about severe weather to the NWS while following local, state, and CDC guidelines.
The office that day
Everything else NWS Lubbock, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 22, 3:09 AM CDT | Wind Advisory | LUB | Briscoe, Childress, Cottle, Crosby, Dickens, Floyd and 3 more | 16 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2020Every severe thunderstorm warning in 2020
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.