Alert archive / Texas / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 365, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Aug 29, 2025, 6:08 PM CDT for Dallam County, Texas; Cimarron County, Oklahoma. It was in force for 67 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
- Aug 29, 2025, 6:08 PM CDT (23:08 UTC)
- Expired
- Aug 29, 2025, 7:15 PM CDT
- In force
- 67 min
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Cimarron County, OK, Dallam County, TX
The radar
The Amarillo radar (KAMA), 162 km from the middle of the area, began a volume at 23:10 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 29, 4:01 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Dodge City, (KDDC), launched 12:00Z, 11.1 hours before the alert went out and 274 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
- 12 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 500 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 29, 12:24 PM CDT, 5 hours 44 minutes earlier.
Area forecast discussion, Aug 29, 12:24 PM CDT, 5 hours 44 minutes before
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</html>Hazardous weather outlook, Aug 29, 12:33 PM CDT, 5 hours 35 minutes before
Hazardous Weather Outlook National Weather Service Amarillo TX 1233 PM CDT Fri Aug 29 2025 OKZ001>003-TXZ001>020-317-300545- Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb- Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson- Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth- Palo Duro Canyon- 1233 PM CDT Fri Aug 29 2025 This Hazardous Weather Outlook is for the Texas and Oklahoma Panhandles. .DAY ONE...This Afternoon and Tonight. Rain showers and thunderstorms are expected this evening into the overnight hours in the panhandles. There is a low chance for severe thunderstorms in the western panhandles with large hail and damaging winds being primary threats. All rain showers and thunderstorms will be capable of producing heavy rainfall that can lead to localized flash flooding. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. There is a high chance for another round of rain showers and thunderstorms for Saturday evening into the overnight hours. All rain showers and thunderstorms will be capable of producing heavy rainfall that can lead to localized flash flooding. There is a an uncertain conditional threat for some of the storms on Saturday to become strong to severe with large hail and damaging winds being the main threat. There is a very low to low chance for further rain showers and thunderstorms Sunday through Wednesday with increasing chances on Thursday. .SPOTTER INFORMATION STATEMENT... Spotter activation is may be needed this evening due to the threat of severe thunderstorms.
In the hours before
Special weather statement, Aug 29, 5:44 PM CDT, 24 minutes before
Special Weather Statement
National Weather Service Amarillo TX
544 PM CDT Fri Aug 29 2025
OKZ001-TXZ001-292315-
Cimarron OK-Dallam TX-
544 PM CDT Fri Aug 29 2025
...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN CIMARRON AND
NORTHWESTERN DALLAM COUNTIES THROUGH 615 PM CDT...
At 543 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles north of Texline, or 8 miles east of Clayton, moving southeast
at 25 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Texline.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 3650 10300 3659 10300 3641 10262 3620 10282
3637 10304 3650 10304
TIME...MOT...LOC 2243Z 306DEG 24KT 3649 10302
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
DGWThe office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 11:47 AM CDT | Flood Watch | AMA | Armstrong, Carson, Dallam, Deaf Smith, Hansford, Hartley and 6 more | 14 hr |
| Aug 29, 5:44 PM CDT | Special Weather Statement | AMA | Dallam | 31 min |
| Aug 29, 6:05 PM CDT | Severe Thunderstorm Warning | AMA | Cimarron, Texas | 70 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2025Severe Thunderstorm Warnings in Oklahoma, 2025Every severe thunderstorm warning in 2025
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.