Alert archive / Texas / Flash Flood Warnings in 2025
Flash Flood Warning 28, NWS Amarillo, TX
NWS Amarillo, TX issued this flash flood warning at Aug 18, 2025, 4:22 PM CDT for Collingsworth County, Wheeler County, Texas. It was in force for 2 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 18, 2025, 4:22 PM CDT (21:22 UTC)
- Expired
- Aug 18, 2025, 6:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Collingsworth County, TX, Wheeler County, TX
The radar
The Amarillo radar (KAMA), 131 km from the middle of the area, began a volume at 21:24 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
Norman, OK (KOUN), launched 12:00Z, 9.4 hours before the alert went out and 261 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
- 1097 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 1421 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 7:30 PM CDT | Special Weather Statement | AMA | Hartley | 30 min |
| Aug 17, 7:40 PM CDT | Special Weather Statement | AMA | Sherman | 35 min |
| Aug 17, 7:48 PM CDT | Areal Flood Advisory | AMA | Dallam, Hartley | 3 hr |
| Aug 17, 8:13 PM CDT | Special Weather Statement | AMA | Sherman | 32 min |
| Aug 17, 8:43 PM CDT | Special Weather Statement | AMA | Sherman | 32 min |
| Aug 17, 9:09 PM CDT | Special Weather Statement | AMA | Moore | 36 min |
| Aug 17, 9:58 PM CDT | Special Weather Statement | AMA | Hartley | 32 min |
| Aug 18, 2:25 PM CDT | Special Weather Statement | AMA | Wheeler | 35 min |
| Aug 18, 3:01 PM CDT | Special Weather Statement | AMA | Carson | 29 min |
| Aug 18, 3:13 PM CDT | Special Weather Statement | AMA | Wheeler | 32 min |
| Aug 18, 3:44 PM CDT | Special Weather Statement | AMA | Wheeler | 31 min |
| Aug 18, 3:52 PM CDT | Severe Thunderstorm Warning | AMA | Hemphill, Wheeler | 53 min |
| Aug 18, 4:05 PM CDT | Areal Flood Advisory | AMA | Hemphill, Wheeler | 3 hr |
| Aug 18, 4:17 PM CDT | Areal Flood Advisory | AMA | Collingsworth, Wheeler | 3 hr |
| Aug 18, 4:28 PM CDT | Areal Flood Advisory | AMA | Gray | 2 hr |
| Aug 18, 4:34 PM CDT | Special Weather Statement | AMA | Hemphill | 26 min |
| Aug 18, 4:47 PM CDT | Special Weather Statement | AMA | Collingsworth | 28 min |
| Aug 18, 5:11 PM CDT | Special Weather Statement | AMA | Collingsworth | 34 min |
| Aug 18, 5:28 PM CDT | Areal Flood Advisory | AMA | Collingsworth, Donley | 3 hr |
| Aug 18, 6:13 PM CDT | Areal Flood Advisory | AMA | Armstrong, Carson, Donley, Gray | 3 hr |
| Aug 18, 6:52 PM CDT | Special Weather Statement | AMA | Donley | 23 min |
| Aug 18, 6:54 PM CDT | Areal Flood Advisory | AMA | Randall | 16 min |
Nearby
Flash Flood Warnings in Texas, 2025Every flash flood 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.