Rivers in Ohio

Maumee River at Napoleon

Henry County, OhioNWS CPBO1Syracuse office

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood17.00 ft
Moderate flood15.00 ft
Minor flood12.00 ft
Action10.00 ft
  1. 27.00 ftRecord flooding is underway throughout the eastern sections of Napoleon and all along the tributaries flowing into the Maumee River.
  2. 20.00 ftFlood water begins to threaten residents along the following streets: Fairview, Oak, Walnut, First, Second and from Route 8 to Maumee Street. Serious backwater flooding occurs along all tributaries.
  3. 17.00 ftMassive flooding will occur. Residents living along the Maumee and its tributaries should prepare for extensive flood losses.
  4. 15.00 ftFlood water will threaten some buildings in the east end of Napoleon and cause several roads to become impassible.
  5. 12.50 ftRecreational campgrounds near Napoleon begin to flood.
  6. 12.00 ftFlooding of farm land and possibly some secondary roads near the river begins.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor flooding8%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 15, 2026.

Crest history

23 crests on NOAA’s list since 1910.

#DateStage
1March 27, 191325.00 ft
2February 14, 191819.50 ft
3February 11, 195919.50 ft
4March 2, 191018.80 ft
5March 20, 191218.00 ft
6March 15, 198217.54 ft
7January 1, 199117.13 ft
8March 11, 200916.70 ft
9January 14, 200516.65 ft
10December 31, 199016.58 ft
11June 29, 201516.26 ft
12February 16, 195016.00 ft
13February 26, 198515.99 ft
14December 1, 201115.50 ft
15May 27, 201115.40 ft
16March 15, 200314.45 ft
17June 16, 198113.94 ft
18May 11, 200313.05 ft
19June 15, 200412.80 ft
20January 16, 200712.69 ft
21February 25, 201812.21 ft
22December 3, 200611.25 ft
23December 30, 200511.17 ft

Most recent crests

  • February 25, 2018: 12.21 ft
  • June 29, 2015: 16.26 ft
  • December 1, 2011: 15.50 ft
  • May 27, 2011: 15.40 ft
  • March 11, 2009: 16.70 ft
  • January 16, 2007: 12.69 ft
  • December 3, 2006: 11.25 ft
  • December 30, 2005: 11.17 ft
  • January 14, 2005: 16.65 ft
  • June 15, 2004: 12.80 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Ohio 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.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.