Flood Gauges
USGS and NWS river stage monitoring for Bexar County.
Olmos Ck at Dresden Dr, San Antonio, TX
Gauge 08177700
- Current
- 1.94 ft
- Forecast
- 2.04 ft
- Flood Stage
- 15 ft
- % of Flood
- 13%
San Antonio Rv at San Antonio, TX
Gauge 08178000
- Current
- 4.09 ft
- Forecast
- 4.29 ft
- Flood Stage
- 15 ft
- % of Flood
- 27%
San Antonio Rv at Mitchell St, San Antonio, TX
Gauge 08178050
- Current
- 4.41 ft
- Forecast
- 4.63 ft
- Flood Stage
- 15 ft
- % of Flood
- 29%
San Pedro Ck at Furnish St, San Antonio, TX
Gauge 08178500
- Current
- 2.59 ft
- Forecast
- 2.72 ft
- Flood Stage
- 15 ft
- % of Flood
- 17%
San Antonio Rv at Loop 410, San Antonio, TX
Gauge 08178565
- Current
- 3.95 ft
- Forecast
- 4.15 ft
- Flood Stage
- 15 ft
- % of Flood
- 26%
Salado Ck at Wilderness Rd, San Antonio, TX
Gauge 08178585
- Current
- 0.82 ft
- Forecast
- 0.86 ft
- Flood Stage
- 11 ft
- % of Flood
- 7%
Salado Ck at Blanco Rd, San Antonio, TX
Gauge 08178593
- Current
- 2.3 ft
- Forecast
- 2.41 ft
- Flood Stage
- 15 ft
- % of Flood
- 15%
Salado Ck at Loop 410, San Antonio, TX
Gauge 08178700
- Current
- 3.21 ft
- Forecast
- 3.37 ft
- Flood Stage
- 15 ft
- % of Flood
- 21%
Salado Ck at Loop 13, San Antonio, TX
Gauge 08178800
- Current
- 5.14 ft
- Forecast
- 5.4 ft
- Flood Stage
- 10 ft
- % of Flood
- 51%
San Geronimo Ck nr Helotes, TX
Gauge 08180586
- Current
- 2.38 ft
- Forecast
- 2.5 ft
- Flood Stage
- 15 ft
- % of Flood
- 16%
Medina Rv nr Somerset, TX
Gauge 08180800
- Current
- 4.18 ft
- Forecast
- 4.39 ft
- Flood Stage
- 15 ft
- % of Flood
- 28%
Culebra Ck in GCSNA nr Helotes, TX
Gauge 08180941
- Current
- 0.18 ft
- Forecast
- 0.19 ft
- Flood Stage
- 15 ft
- % of Flood
- 1%
Helotes Ck at Helotes, TX
Gauge 08181400
- Current
- 0.89 ft
- Forecast
- 0.93 ft
- Flood Stage
- 12 ft
- % of Flood
- 7%
Leon Ck at Lp 410 at San Antonio, TX
Gauge 08181435
- Current
- 4.32 ft
- Forecast
- 4.54 ft
- Flood Stage
- 15 ft
- % of Flood
- 29%
Leon Ck at IH 35, San Antonio, TX
Gauge 08181480
- Current
- 2.1 ft
- Forecast
- 2.21 ft
- Flood Stage
- 15 ft
- % of Flood
- 14%
Medina Rv at San Antonio, TX
Gauge 08181500
- Current
- 3.18 ft
- Forecast
- 3.34 ft
- Flood Stage
- 16 ft
- % of Flood
- 20%
San Antonio Rv nr Braunig Lk nr Elmendorf, TX
Gauge 08181725
- Current
- 11.24 ft
- Forecast
- 11.8 ft
- Flood Stage
- 15 ft
- % of Flood
- 75%
San Antonio Rv nr Elmendorf, TX
Gauge 08181800
- Current
- 10.59 ft
- Forecast
- 11.12 ft
- Flood Stage
- 9 ft
- % of Flood
- 118%
Cibolo Ck at Selma, TX
Gauge 08185000
- Current
- 1.52 ft
- Forecast
- 1.6 ft
- Flood Stage
- 15 ft
- % of Flood
- 10%
Martinez Ck nr Saint Hedwig, TX
Gauge 08185100
- Current
- 2.86 ft
- Forecast
- 3 ft
- Flood Stage
- 15 ft
- % of Flood
- 19%
Last updated: 6/1/2026, 1:48:52 PM