Flood Gauges
USGS and NWS river stage monitoring for Bexar County.
Olmos Ck at Dresden Dr, San Antonio, TX
Gauge 08177700
- Current
- 1.87 ft
- Forecast
- 1.96 ft
- Flood Stage
- 15 ft
- % of Flood
- 12%
San Antonio Rv at San Antonio, TX
Gauge 08178000
- Current
- 3.96 ft
- Forecast
- 4.16 ft
- Flood Stage
- 15 ft
- % of Flood
- 26%
San Antonio Rv at Mitchell St, San Antonio, TX
Gauge 08178050
- Current
- 4.32 ft
- Forecast
- 4.54 ft
- Flood Stage
- 15 ft
- % of Flood
- 29%
San Pedro Ck at Furnish St, San Antonio, TX
Gauge 08178500
- Current
- 2.45 ft
- Forecast
- 2.57 ft
- Flood Stage
- 15 ft
- % of Flood
- 16%
San Antonio Rv at Loop 410, San Antonio, TX
Gauge 08178565
- Current
- 3.74 ft
- Forecast
- 3.93 ft
- Flood Stage
- 15 ft
- % of Flood
- 25%
Salado Ck at Wilderness Rd, San Antonio, TX
Gauge 08178585
- Current
- 0.03 ft
- Forecast
- 0.03 ft
- Flood Stage
- 11 ft
- % of Flood
- 0%
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
- 4.93 ft
- Forecast
- 5.18 ft
- Flood Stage
- 10 ft
- % of Flood
- 49%
San Geronimo Ck nr Helotes, TX
Gauge 08180586
- Current
- 2.44 ft
- Forecast
- 2.56 ft
- Flood Stage
- 15 ft
- % of Flood
- 16%
Medina Rv nr Macdona, TX
Gauge 08180700
- Current
- 0.13 ft
- Forecast
- 0.14 ft
- Flood Stage
- 15 ft
- % of Flood
- 1%
Medina Rv nr Somerset, TX
Gauge 08180800
- Current
- 4.12 ft
- Forecast
- 4.33 ft
- Flood Stage
- 15 ft
- % of Flood
- 27%
Culebra Ck in GCSNA nr Helotes, TX
Gauge 08180941
- Current
- 0.17 ft
- Forecast
- 0.18 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
- 4.04 ft
- Forecast
- 4.24 ft
- Flood Stage
- 15 ft
- % of Flood
- 27%
Leon Ck at IH 35, San Antonio, TX
Gauge 08181480
- Current
- 1.6 ft
- Forecast
- 1.68 ft
- Flood Stage
- 15 ft
- % of Flood
- 11%
Medina Rv at San Antonio, TX
Gauge 08181500
- Current
- 2.98 ft
- Forecast
- 3.13 ft
- Flood Stage
- 16 ft
- % of Flood
- 19%
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
- 9.59 ft
- Forecast
- 10.07 ft
- Flood Stage
- 9 ft
- % of Flood
- 107%
Cibolo Ck at Selma, TX
Gauge 08185000
- Current
- 1.51 ft
- Forecast
- 1.59 ft
- Flood Stage
- 15 ft
- % of Flood
- 10%
Martinez Ck nr Saint Hedwig, TX
Gauge 08185100
- Current
- 2.53 ft
- Forecast
- 2.66 ft
- Flood Stage
- 15 ft
- % of Flood
- 17%
Last updated: 7/10/2026, 11:43:47 PM