Alert archive / Texas / Flash Flood Warnings in 2026
Flash Flood Warning 21, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 26, 2026, 8:25 PM CDT for Kendall County, Kerr County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 26, 2026, 8:25 PM CDT (01:25 UTC)
- Expired
- May 26, 2026, 11:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Flood severity
- None
Counties Kendall County, TX, Kerr County, TX
The radar
The Austin/San Antonio radar (KEWX), 101 km from the middle of the area, began a volume at 01:27 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
Del Rio, TX (KDRT), launched 00:00Z, 1.4 hours before the alert went out and 191 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
- 539 J/kg
- Mixed-layer CIN
- -217 J/kg
- Mixed-layer LCL
- 1197 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -1.1
The text
As transmitted.
735
WGUS54 KEWX 270125
FFWEWX
TXC259-265-270430-
/O.NEW.KEWX.FF.W.0021.260527T0125Z-260527T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Austin/San Antonio TX
825 PM CDT Tue May 26 2026
The National Weather Service in Austin/San Antonio has issued a
* Flash Flood Warning for...
Northwestern Kendall County in south central Texas...
Southeastern Kerr County in south central Texas...
* Until 1130 PM CDT.
* At 825 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 4 inches of rain
have fallen. Additional rainfall amounts of 1 to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Kerrville, Comfort, Cypress Creek, Center Point,
Kerrville-Schreiner Park, Camp Verde and Old Tunnel State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Move to higher ground now. Act quickly to protect your life.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3012 9920 3012 9892 3012 9866 2987 9892
2982 9897 2992 9919
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
05The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 7:00 PM CDT | Severe Thunderstorm Warning | EWX | Kinney, Uvalde, Zavala | 60 min |
| May 26, 7:04 PM CDT | Special Weather Statement | EWX | Burnet | 41 min |
| May 26, 7:21 PM CDT | Special Weather Statement | EWX | Bandera, Blanco, Gillespie, Kendall | 54 min |
| May 26, 7:35 PM CDT | Areal Flood Advisory | EWX | Uvalde, Zavala | 3 hr |
| May 26, 7:35 PM CDT | Severe Thunderstorm Warning | EWX | Burnet, Williamson | 40 min |
| May 26, 7:37 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa | 30 min |
| May 26, 7:42 PM CDT | Tornado Warning | EWX | Atascosa | 12 min |
| May 26, 7:46 PM CDT | Severe Thunderstorm Warning | EWX | Dimmit, Frio, Medina, Uvalde, Zavala | 59 min |
| May 26, 7:49 PM CDT | Flash Flood Warning | EWX | Burnet, Llano | 3 hr |
| May 26, 7:55 PM CDT | Flash Flood Warning | EWX | Atascosa | 3 hr |
| May 26, 8:03 PM CDT | Severe Thunderstorm Warning | EWX | Kendall, Kerr | 16 min |
| May 26, 8:08 PM CDT | Severe Thunderstorm Warning | EWX | Williamson | 17 min |
| May 26, 8:09 PM CDT | Areal Flood Advisory | EWX | Bandera, Gillespie, Kendall, Kerr, Llano | 3 hr |
| May 26, 8:15 PM CDT | Special Weather Statement | EWX | Bandera, Bexar, Blanco, Comal, Hays, Kendall and 2 more | 90 min |
| May 26, 8:26 PM CDT | Special Weather Statement | EWX | Williamson | 79 min |
| May 26, 8:37 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa, Bexar, Frio, Medina | 68 min |
| May 26, 8:47 PM CDT | Severe Thunderstorm Warning | EWX | Bandera, Bexar, Comal, Kendall, Kerr | 58 min |
| May 26, 8:53 PM CDT | Flash Flood Warning | EWX | Burnet, Williamson | 5 hr |
| May 26, 8:58 PM CDT | Flash Flood Warning | EWX | Blanco, Burnet | 3 hr |
| May 26, 9:22 PM CDT | Areal Flood Advisory | EWX | Bandera, Kendall | 3 hr |
| May 26, 9:29 PM CDT | Special Weather Statement | EWX | Atascosa, Bexar, Karnes, Wilson | 91 min |
| May 26, 9:31 PM CDT | Special Weather Statement | EWX | Bastrop, Blanco, Caldwell, Comal, Guadalupe, Hays and 4 more | 89 min |
| May 26, 9:39 PM CDT | Areal Flood Advisory | EWX | Atascosa, Bexar, Comal, Frio, Kendall, Medina | 3 hr |
| May 26, 9:48 PM CDT | Tornado Warning | EWX | Bexar, Comal, Guadalupe | 42 min |
| May 26, 10:02 PM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| May 26, 10:21 PM CDT | Tornado Warning | EWX | Gonzales, Guadalupe | 28 min |
| May 26, 10:49 PM CDT | Flash Flood Warning | EWX | Comal, Guadalupe | 3 hr |
| May 26, 10:49 PM CDT | Severe Thunderstorm Warning | EWX | Caldwell, DeWitt, Fayette, Gonzales, Guadalupe, Lavaca | 56 min |
| May 26, 11:16 PM CDT | Tornado Warning | EWX | Fayette, Gonzales, Lavaca | 13 min |
| May 26, 11:28 PM CDT | Severe Thunderstorm Warning | EWX | Bastrop, Fayette, Lee | 77 min |
| May 26, 11:34 PM CDT | Special Weather Statement | EWX | DeWitt | 41 min |
| May 26, 11:37 PM CDT | Severe Thunderstorm Warning | EWX | DeWitt, Fayette, Gonzales, Lavaca | 68 min |
| May 27, 12:00 AM CDT | Severe Thunderstorm Warning | EWX | DeWitt, Lavaca | 45 min |
| May 27, 3:10 AM CDT | River Flood Warning | EWX | Williamson | 6 hr |
| May 27, 3:18 AM CDT | Special Weather Statement | EWX | Maverick | 42 min |
| May 27, 7:02 AM CDT | Areal Flood Advisory | EWX | Karnes | 118 min |
Nearby
Flash Flood Warnings in Texas, 2026Every flash flood warning in 2026
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.