Flood Gauges
USGS and NWS river stage monitoring for Bexar County.
Olmos Ck at Dresden Dr, San Antonio, TX
Gauge 08177700
- Current
- 1.79 ft
- Forecast
- 1.88 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
- 4.27 ft
- Forecast
- 4.48 ft
- Flood Stage
- 15 ft
- % of Flood
- 28%
San Pedro Ck at Furnish St, San Antonio, TX
Gauge 08178500
- Current
- 2.48 ft
- Forecast
- 2.6 ft
- Flood Stage
- 15 ft
- % of Flood
- 17%
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
- 5.05 ft
- Forecast
- 5.3 ft
- Flood Stage
- 10 ft
- % of Flood
- 51%
San Geronimo Ck nr Helotes, TX
Gauge 08180586
- Current
- 2.25 ft
- Forecast
- 2.36 ft
- Flood Stage
- 15 ft
- % of Flood
- 15%
Medina Rv nr Macdona, TX
Gauge 08180700
- Current
- 0.11 ft
- Forecast
- 0.12 ft
- Flood Stage
- 15 ft
- % of Flood
- 1%
Medina Rv nr Somerset, TX
Gauge 08180800
- Current
- 4.14 ft
- Forecast
- 4.35 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
- 0.9 ft
- Forecast
- 0.95 ft
- Flood Stage
- 12 ft
- % of Flood
- 8%
Leon Ck at Lp 410 at San Antonio, TX
Gauge 08181435
- Current
- 4.12 ft
- Forecast
- 4.33 ft
- Flood Stage
- 15 ft
- % of Flood
- 27%
Leon Ck at IH 35, San Antonio, TX
Gauge 08181480
- Current
- 1.33 ft
- Forecast
- 1.4 ft
- Flood Stage
- 15 ft
- % of Flood
- 9%
Medina Rv at San Antonio, TX
Gauge 08181500
- Current
- 3.21 ft
- Forecast
- 3.37 ft
- Flood Stage
- 16 ft
- % of Flood
- 20%
San Antonio Rv nr Braunig Lk nr Elmendorf, TX
Gauge 08181725
- Current
- 10.99 ft
- Forecast
- 11.54 ft
- Flood Stage
- 15 ft
- % of Flood
- 73%
San Antonio Rv nr Elmendorf, TX
Gauge 08181800
- Current
- 9.81 ft
- Forecast
- 10.3 ft
- Flood Stage
- 9 ft
- % of Flood
- 109%
Cibolo Ck at Selma, TX
Gauge 08185000
- Current
- 1.44 ft
- Forecast
- 1.51 ft
- Flood Stage
- 15 ft
- % of Flood
- 10%
Martinez Ck nr Saint Hedwig, TX
Gauge 08185100
- Current
- 2.66 ft
- Forecast
- 2.79 ft
- Flood Stage
- 15 ft
- % of Flood
- 18%
Last updated: 4/11/2026, 11:22:28 AM