Bird Creek at Avant, OK
River level and flood forecast · Osage County
Normal3.5 ftas of Mon 2:30 PM
The river is 13.5 ft below flood stage (17 ft).
Flow: 11 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 | 26 ft |
| Moderate flood stage | 21 ft |
| Flood stage | 17 ft |
| Action stage | 17 ft |
| Record crest (May 21, 2019) | 36.31 ft |
What floods at each level
From the National Weather Service, highest first.
- 35 ftseverely damaging flooding occurs from Barnsdall to Skiatook. Homes along southside streets in Avant are flooded. Highway 11 between Avant and Skiatook is closed. This is an extremely dangerous and life threatening situation.
- 32 ftdamaging flooding of farms and suburban homes occurs in the Bird Creek floodplain from Barnsdall to Skiatook. Southside streets in Avant are flooded. Highway 11 between Avant and Skiatook is closed. This is an extremely dangerous and life threatening situation.
- 29 ftflooding of farms and suburban homes occurs in the Bird Creek floodplain between Barnsdall and Skiatook. Stretches of Highway 11 between Avant and Skiatook are impassable. This is an extremely dangerous and life threatening situation.
- 27 ftfarm and suburban homes between Barnsdall and Skiatook are isolated and may be flooded. Intermittent stretches of Highway 11 between Avant and Skiatook are impassable. This is a dangerous situation.
- 25 fthomes in the Bird Creek floodplain west of Highway 11 between Barnsdall and Skiatook are isolated by high water. Intermittent stretches of Highway 11 between Avant and Skiatook may become flooded.
- 23 ftmoderate flooding will occur in the Bird Creek floodplain between Barnsdall and Skiatook. County roads west of Highway 11 may be impassable with some homes isolated by high water.
- 21 ftmoderate flooding of farmland occurs along the floodplain of Bird Creek downstream from Avant. County roads west of Highway 11 may be flooded.
- 19 ftminor flooding of farmlands occurs along the floodplain of Bird Creek downstream from Avant.
- 17 ftagricultural lands along the Bird Creek floodplain downstream from Avant may experience minor flooding.
Highest crests on record
- 36.31 ft — May 21, 2019
- 32.03 ft — March 11, 1974
- 31.4 ft — October 2, 1959
- 30.7 ft — June 10, 1985
- 30.54 ft — September 30, 1986
Recent crests: 24.54 ft (June 18, 2025) · 16.68 ft (June 15, 2025) · 18.95 ft (June 6, 2025) · 18.64 ft (April 30, 2025) · 20.49 ft (April 30, 2025)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (AVTO2); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.