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This probabilistic forecast is issued by the North Central River Forecast Center.
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About this graph
Forecasts for the St. Joseph River (MI/IN) at Mottville are issued as needed during times of high water, but are not routinely available.
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Upstream Gauge - at Three Rivers Upstream Gauge Downstream Gauge Downstream Gauge - at Elkhart
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 10
Moderate Flood Stage: 9
Flood Stage: 8
Action Stage: 7
Low Stage (in feet): -9999

Historic Crests
(1) 10.76 ft on 04/27/1950
(2) 10.41 ft on 06/04/1989
(3) 10.17 ft on 02/24/2018
(4) 9.81 ft on 03/21/1982
(5) 9.57 ft on 02/28/1985
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(P): Preliminary values subject to further review.

Recent Crests
(1) 6.67 ft on 04/05/2023
(2) 6.44 ft on 02/22/2022
(3) 6.11 ft on 06/30/2021
(4) 8.62 ft on 05/20/2020
(5) 6.86 ft on 05/10/2019
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.65 ft on 10/19/1963
(2) 1.72 ft on 08/28/2020
(3) 1.89 ft on 07/24/2002
Show More Low Water Records
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Gauge LocationGauge Map Marker
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 Collapse
If you notice any errors in the below information, please contact our Webmaster
10 A major flood is in progress. Expect extensive inundation and damage. Many primary roads and bridges will be closed and many people evacuated.
9 Moderate flooding of businesses and residences will occur in the village of Constantine.
8 Minor flooding of farmland and secondary roads will occur in low lying areas adjacent to the river.
6 Minor flooding of lowland adjacent to the river can be expected.
(1) Downstream view from gauge site
(2) Upstream view from gauge site

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
Gauge zero transitioned from 755.30 NGVD29 to 754.85 NAVD88 July 9, 2020.
How low could the river get?
Collaborative Agencies Collapse
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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