Cedar River near Conesville

1. 23.50 ftWater is at the bottom of the County Road X40 and F36 bridge near Cedar Valley.
2. 23.00 ftWater is at the bottom of the U.S. Highway 6 bridge near Moscow.
3. 22.50 ftWater is at the bottom of the I-80 bridge.
4. 22.00 ftWater affects several residences near Moscow and is at the bottom of the Iowa Highway 22 and County Road G28 bridges.
5. 21.50 ftWater affects the lowest sections of County Road F44 near the river at Rochester.
6. 21.00 ftWater is at the bottom of the Iowa Highway 22 and County Road G28 bridges.
7. 20.00 ftWater affects the lowest sections of County Road F70 near the river.
8. 19.00 ftWater affects the lowest sections of U.S. Highway 6 near the river and is at the bottom of the County Road F70 bridge. Water also affects some residences in Port Allen.
9. 18.00 ftWater affects several residences in the Rochester area and is at the bottom of the County Road F44 bridge. Water also affects the lowest areas of West Rochester Avenue and affects residences in Moscow.
10. 17.00 ftWater affects permanent structures and roads in campgrounds just north of I-80 along the river. Water is also on the lowest areas of Atalissa Road.
11. 16.50 ftWater affects County Road G28.
12. 15.50 ftWater affects residences along County Road G28 and affects several gravel roads.
13. 15.00 ftWater affects Saulsbury Road.
14. 14.50 ftWater affects residences along Iowa Highway 22. Water affects Hoot Owl Jct and Elder Avenue south of Iowa Highway 22.
15. 14.20 ftWater affects Lindle Avenue and Keokuk Avenue, both near Saulsbury Park.
16. 14.00 ftWater affects residences along County Road F70.
17. 13.50 ftWater affects yards and access roads of residences along Iowa Highway 22. Water affects the lowest sections of campgrounds just north of I-80 along the river and the lowest sections of Jack Shuger Memorial Park in Moscow. Water is also on 152nd Street north of County Road F70.
18. 13.00 ftWater affects Edgewater Road and 245th Street near Conesville.
19. 12.00 ftWater affects low lying access roads to recreational properties along the river.

Significant river flooding is possible here through September 25.

Weather conditions indicate that significant flooding could occur; it is neither certain nor imminent.

Chance of flooding, September to November

The five-day outlook is from the Weather Prediction Center with the River Forecast Centers. The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.

Most recent crests

• July 17, 2026: 13.59 ft
• July 1, 2024: 14.99 ft
• March 6, 2023: 13.37 ft
• June 27, 2020: 15.84 ft
• May 31, 2019: 16.04 ft
• March 20, 2019: 16.31 ft
• September 28, 2018: 16.41 ft
• October 1, 2016: 17.38 ft
• September 29, 2016: 18.06 ft
• June 30, 2015: 13.51 ft

• UpstreamCedar River at Cedar Bluff
• Iowa River at Columbus Jct
• Iowa River at Lone Tree (Tri-County Bridge)
• Mississippi River at Muscatine
• Mississippi River at Illinois City
• Lake Odessa at Schafer Landing - Port Louisa National Wildlife Refuge
• Iowa River at Wapello
• Mississippi River at New Boston
• South Branch Ralston Creek at Iowa City

Forecasts by the North Central River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 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.