City of Horseshoe Bay Alerts
Flash Flood Warning issued May 21 at 5:37PM CDT until May 21 at 9:45PM CDT by NWS Austin/San Antonio TX
Headline
Flash Flood Warning issued May 21 at 5:37PM CDT until May 21 at 9:45PM CDT by NWS Austin/San Antonio TX
Description
FFWEWX
The National Weather Service in Austin/San Antonio has issued a
* Flash Flood Warning for...
Northwestern Blanco County in south central Texas...
Southwestern Burnet County in south central Texas...
Southeastern Llano County in south central Texas...
* Until 945 PM CDT.
* At 537 PM CDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
1 and 3 inches of rain have fallen. Additional rainfall amounts of
1 to 3 inches are possible in the warned area. Flash flooding is
already occurring.
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.
SOURCE...Radar and automated gauges.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Burnet, Marble Falls, Kingsland, Gainesville, Granite Shoals,
Horseshoe Bay, Meadowlakes, Highland Haven, Longhorn Cavern State
Park, Inks Lake State Park, Smithwick, Blowout, Cottonwood Shores
and Sunrise Beach Village.
Report of flooding due to high water flow in Granite Shoals.
Instructions
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Stay away or be swept away. River banks and culverts can become
unstable and unsafe.
Additional Details
| Type | Alert |
| Phenomena | Flash Flood |
| Severity | Warning |
| Damage Threat | CONSIDERABLE |
| Event Code | FFW |
| Area | Blanco, TX; Burnet, TX; Llano, TX |
| Sent | Thursday, May 21, 2026 5:37 PM CDT |
| Expires | Thursday, May 21, 2026 9:45 PM CDT |
| Sender | NWS Austin/San Antonio TX |
| Id | urn:oid:2.49.0.1.840.0.b7713c84b8375a46636263fbc1e6f61d05440474.001.1 |