⚠️ Flash Flood Warning – Blanco, TX; Comal, TX; Hays, TX – Monday, June 15, 2026

Flash Flood Warning issued June 15 at 3:15AM CDT until June 15 at 7:15AM CDT by NWS Austin/San Antonio TX

Details

FFWEWX

The National Weather Service in Austin/San Antonio has issued a

* Flash Flood Warning for…
Southern Blanco County in south central Texas…
Northeastern Comal County in south central Texas…
Hays County in south central Texas…

* Until 715 AM CDT.

* At 315 AM CDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
1 and 2 inches of rain have fallen. Additional rainfall amounts of
1 to 3 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 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…
San Marcos, Kyle, Buda, Dripping Springs, Wimberley, Blanco,
Canyon Lake, Johnson City, Woodcreek, Uhland, Mustang Ridge,
Niederwald, Fischer, Payton, Henly, Driftwood, Twin Sisters,
Spring Branch, Flugrath and Rocky Creek.

Instructions

Turn around, don’t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.