Cahaba River near Mountain Brook, AL
River level and flood forecast · Jefferson County
Normal0.9 ftas of Mon 2:15 PM
The river is 19.1 ft below flood stage (20 ft).
Flow: 86 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 6 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 24 ft |
| Moderate flood stage | 23.5 ft |
| Flood stage | 20 ft |
| Action stage | 9 ft |
What floods at each level
From the National Weather Service, highest first.
- 29 ftRiver Run Drive bridge begins to flood.
- 26 ftThe lower parking lot at the Cahaba River Walk Park is flooded.
- 25.1 ftFlood of record set on 05/08/2003.
- 24 ftOld Overton at River Terrace Dr floods. Neighborhood residents could become trapped as water rises.
- 23.5 ftOverton Road at North River Road begins to flood.
- 21 ftThe parking lot at Cahaba River Park (Old Overton) floods.
- 20 ftThe Cahaba River Walk Park is flooded between 20 and 21 feet.
- 9 ftWater overflows the right bank at the Cahaba River Walk Park.
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (MTBA1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.