National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office Northern Indiana, IN

Ohio River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (EDT)

Datum: NAVD88

Metadata

NOTE: 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.

NOTE: Forecasts for the Maumee River at Napoleon are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet)

Major Flood Stage:	17
Moderate Flood Stage:	15
Flood Stage:	12
Action Stage:	10
Low Stage (in feet):	-9999

Historic Crests
(1) 25.00 ft on 03/27/1913
(2) 19.50 ft on 02/14/1918
(3) 19.50 ft on 02/11/1959
(4) 18.80 ft on 03/02/1910
(5) 18.00 ft on 03/20/1912
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.21 ft on 02/25/2018 (P)
(2) 16.26 ft on 06/29/2015
(3) 15.50 ft on 12/01/2011
(4) 15.40 ft on 05/27/2011
(5) 16.70 ft on 03/11/2009
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -2.90 ft on 11/16/1922
(2) 0.84 ft on 10/07/2010
(3) 0.87 ft on 10/29/2008
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.

Show FEMA's National Flood Hazard Layers

Zoom Level:16

	Gauge Location	Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

If you notice any errors in the below information, please contact our Webmaster
27	Record flooding is underway throughout the eastern sections of Napoleon and all along the tributaries flowing into the Maumee River.
20	Flood 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.
17	Massive flooding will occur. Residents living along the Maumee and its tributaries should prepare for extensive flood losses.
15	Flood water will threaten some buildings in the east end of Napoleon and cause several roads to become impassible.
12.5	Recreational campgrounds near Napoleon begin to flood.
12	Flooding of farm land and possibly some secondary roads near the river begins.
Photos (1) Downstream view from downtown Napoleon (2) Upstream view from downtown Napoleon

About This Location

Latitude: 41.383056° N, Longitude: 84.128611° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	12 ft	Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum	Elevation (gauge height = 0)	Elevation (gauge height = flood stage)	Elevation information source
NAVD88	636.71 ft	648.71 ft	Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29	Not Available	Not Available	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	Not Available	Not Available

Additional Information

Potential River Levels - Used to

Potential River Levels Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS)	10 Day (NAEFS)	River Forecast VS. River Potential

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Click individual graphics to enlarge.

Resources

Hydrologic Resources

Additional Resources

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

NWS Information

National Weather Service
Northern Indiana Weather Forecast Office
7506 E 850 N
Syracuse, IN 46567
(574) 834-1104
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Page last modified: 2-Nov-2020 7:30 PM

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