Blanco River at Fischer Store Rd near Fischer

1. 50.00 ftTop of staff gauge located on USGS shelter. Water several feet over bridge.
2. 45.00 ftTop of gaurdrail on brige approach at USGS gauge shelter.
3. 43.00 ftTop of FM32 bridge.
4. 41.00 ftBridge floor. Bottom of staff gauge on USGS gauge shelter.
5. 38.00 ftWater begins to enter highest homes along the river bank.
6. 23.00 ftLowest homes are threatened. Water begins to cut off secondary roadways near the river.
7. 17.00 ftRoadways and low bridges along the river are flooded. Vehicles cannot pass. Livestock can be stranded.
8. 12.00 ftOverbank conditions may cut off livestock in low areas.

Chance of flooding, September to November

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.

Most recent crests

• February 3, 2022: 3.71 ft
• October 14, 2021: 14.02 ft
• May 25, 2020: 11.72 ft
• May 8, 2019: 20.38 ft
• September 9, 2018: 6.64 ft
• April 11, 2017: 10.71 ft
• June 2, 2016: 11.69 ft

• UpstreamBlanco River at Blanco
• DownstreamBlanco River at Wimberley
• Little Blanco River at FM32 near Fischer
• Guadalupe River at Canyon Lake
• Guadalupe River at Sattler
• Onion Creek at Driftwood
• Bear Creek at FM 2722 nr Sattler
• Guadalupe River at 3rd Crossing nr Sattler
• Guadalupe River at Spring Branch

Forecasts by the West Gulf River Forecast Center. Forecasts are issued routinely year-round. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.