National Weather Service Advanced Hydrologic Prediction Service

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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

Weather Forecast Office Northern Indiana, IN

North Central River Forecast Center

Hydrograph

River at a Glance

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St. Joseph River (MI/IN) at Three Rivers

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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: Stage may be affected by ice during winter months.

NOTE: Forecasts for the St. Joseph River (MI/IN) at Three Rivers 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:	11
Moderate Flood Stage:	9
Flood Stage:	7
Action Stage:	6
Low Stage (in feet):	-9999

Historic Crests
(1) 11.80 ft on 06/03/1989
(2) 11.37 ft on 02/24/2018
(3) 10.69 ft on 03/21/1982
(4) 10.60 ft on 04/27/1950
(5) 10.52 ft on 02/27/1985
(6) 9.76 ft on 05/20/2020
(7) 9.75 ft on 04/10/1985
(8) 9.55 ft on 03/12/2009
(9) 9.52 ft on 01/01/1993
(10) 9.44 ft on 01/12/2008
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 6.70 ft on 07/01/2021
(2) 9.76 ft on 05/20/2020
(3) 7.06 ft on 05/04/2019
(4) 11.37 ft on 02/24/2018
(5) 7.76 ft on 04/10/2017
(6) 6.75 ft on 08/18/2016
(7) 7.63 ft on 06/18/2015
(8) 7.76 ft on 03/23/2014
(9) 8.34 ft on 04/22/2013
(10) 6.85 ft on 01/25/2012
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.50 ft on 09/12/1964
(2) 1.98 ft on 07/14/2012
(3) 2.27 ft on 07/26/2002
(4) 2.32 ft on 08/25/2020
(5) 2.66 ft on 10/05/2010
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:15

	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
11.8	Major flooding of Scidmore Park and residences in Three Rivers can be expected.
10.6	Expect moderate flooding of Scidmore Park. Flooding of the basements of several homes and businesses along south Main Street in the vicinity of the lumber yard can be expected.
9	Moderate flooding of Scidmore Park can be expected. Evacuation of some animals in the park zoo can also be expected. High water affects several businesses and floods the basements of homes along south Main, Green, and Jackson Streets.
8	Minor flooding of apartments near the river along Mechanic Street, the River Glen Condos on east Michigan Ave, and basements of several homes along River Drive can be expected.
7	Expect minor flooding of the Scidmore Park picnic facilities in Three Rivers.
Photos (1) Downstream view from gauge site (2) Light house in park (3) Upstream view from gauge site

About This Location

Latitude: 41.940300° N, Longitude: 85.632800° W, Horizontal Datum: NAD27

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	7 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	780.88	787.88	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

Current/Historical Observations:

U.S. Geological Survey (USGS) Data and Site Info for Three Rivers

Additional Information

Gauge zero transitioned from 781.34 NGVD29 to 780.88 NAVD88 on July 9, 2020.
How low could the river get?

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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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