Rivers in Texas
Comal River at New Braunfels
Below flood stage
3.68ftStage
Observed Sun, Sep 20, 6:45 PM CDT
- Flood stage
- 11.00 ft
- Forecast crest
- 3.70 ftSat, Sep 19, 7:00 PM CDT
- Record crest
- 39.28 ft1998
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 23.00 ft |
| Moderate flood | 15.00 ft |
| Minor flood | 11.00 ft |
| Action | 9.00 ft |
- 36.00 ftLife threatening flooding. Tens of homes destroyed, hundreds severely damaged in New Braunfels to below Seguin. Turbulent flow is hundreds of yards wide, trapping residents in homes and autos. Roads, streets and bridges flood rapidly to severe levels.
- 33.00 ftDisastrous flooding is life threatening. Flow is well into residential areas and can trap people in their homes. Roads and streets are severely flooded and extremely dangerous.
- 30.00 ftFlooding is life threatening. Several homes are flooded in the Comal River flood plain. Lowest businesses flood near San Antonio Street. Many people are cut off as numerous streets and roads flood and are extremely dangerous.
- 26.00 ftMajor flooding reaches lowest residences in New Braunfels. Numerous streets and bridges are flooded and very dangerous. Businesses near San Antonio Street flood.
- 23.00 ftMajor flooding impacts the tube chute at Prince Solms Park and floods the lower deck of a restuarant downstream. Residences are threatened downstream and upstream. Numerous roads, streets and bridges are very dangerous.
- 19.00 ftModerate flooding threatens lowest businesses in the vicinity of San Antonio Street. Numerous secondary roads and streets in the Comal River flood plain are flooded in New Braunfels.
- 15.00 ftModerate lowland flooding closes many secondary roads and streets making them and low bridges dangerous to motorists. The tube chute at Prince Solms Park is flooded to the walkway across the low dam.
- 11.00 ftMinor lowland flooding extends into low areas near the tube chute at Prince Solms Park above San Antonio Street and low areas of the flood plain.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 12% |
| Moderate flooding | 10% |
| Major flooding | 7% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.
Crest history
35 crests on NOAA’s list since 1869.
| # | Date | Stage |
|---|---|---|
| 1 | October 17, 1998 | 39.28 ft |
| 2 | October 17, 1870 | 37.65 ft |
| 3 | July 8, 1869 | 36.91 ft |
| 4 | May 11, 1972 | 36.55 ft |
| 5 | September 11, 1952 | 36.14 ft |
| 6 | June 8, 1872 | 35.59 ft |
| 7 | May 12, 1972 | 35.45 ft |
| 8 | December 13, 1913 | 35.40 ft |
| 9 | June 15, 1935 | 30.71 ft |
| 10 | July 3, 1932 | 29.51 ft |
| 11 | June 9, 2010 | 28.64 ft |
| 12 | September 10, 1921 | 28.61 ft |
| 13 | September 17, 1915 | 27.21 ft |
| 14 | August 23, 1919 | 25.70 ft |
| 15 | November 22, 2004 | 22.43 ft |
| 16 | October 30, 2015 | 20.32 ft |
| 17 | July 9, 2002 | 19.73 ft |
| 18 | June 12, 2025 | 13.60 ft |
| 19 | May 5, 1993 | 13.48 ft |
| 20 | May 15, 1994 | 11.94 ft |
| 21 | October 14, 2021 | 11.54 ft |
| 22 | March 6, 1982 | 11.50 ft |
| 23 | December 20, 1991 | 11.33 ft |
| 24 | June 4, 1986 | 10.82 ft |
| 25 | December 22, 1987 | 10.19 ft |
Most recent crests
- June 12, 2025: 13.60 ft
- October 14, 2021: 11.54 ft
- October 30, 2015: 20.32 ft
- June 9, 2010: 28.64 ft
- November 22, 2004: 22.43 ft
- July 9, 2002: 19.73 ft
- October 17, 1998: 39.28 ft
- June 22, 1997: 7.04 ft
- September 25, 1996: 4.91 ft
- October 18, 1994: 8.26 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
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.
Sources
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.