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Hydrograph River at a Glance Download
Portage River at Vicksburg Stage (ft)Highest Observation: 4.33 ft at 1:38PM Jan 13, 2022VCKM4(plotting HGIRZ) Graph Created (4:35PM Jan 22, 2022)ObservedLatest observed value: 4.33 ft at 1:38 PM EST 13-Jan-2022. Flood Stage is 5.5 ft
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Datum: Not Available
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 Portage River at Vicksburg are issued as needed during times of high water, but are not routinely available.

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Flood Categories (in feet)
Major Flood Stage: 8
Moderate Flood Stage: 7
Flood Stage: 5.5
Action Stage: 5
Low Stage (in feet): -9999

Historic Crests
(1) 6.18 ft on 02/22/2018
(2) 5.81 ft on 06/02/1989
(3) 5.78 ft on 08/18/2016
(4) 5.66 ft on 04/07/1947
(5) 5.66 ft on 06/21/2019
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.66 ft on 06/21/2019
(2) 5.20 ft on 05/20/2019
(3) 5.49 ft on 05/19/2018
(4) 5.49 ft on 05/19/2018
(5) 6.18 ft on 02/22/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.00 ft on 09/12/1964
(2) 3.04 ft on 08/03/1977
(3) 3.08 ft on 08/14/1946

For more information on your flood risk go to

Zoom Level:16
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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
8 Expect major flooding of several homes built adjacent to the river.
7 Expect moderate flooding of several homes built adjacent to the river. Water covers south 29th Street just south of EW Avenue.
6 Expect minor basement flooding of several homes built adjacent to the river.
5.5 Minor basement flooding begins at the first house near the gage.
5 Expect overflows into wooded areas and farmland adjacent to the river.
4.5 River is near bankfull.
(1) USGS Wire Weight Gage on the Portage River near Vicksburg.
(2) Portage River near Vicksburg looking upstream from gage and W Ave. Bridge.
(3) Portage River near Vicksburg looking downstream from gage and W Ave. Bridge.
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Latitude: 42.114722° N, Longitude: 85.485556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 5.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 839.94 ft 844.94 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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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
Grand Rapids Weather Forecast Office
4899 Tim Dougherty Drive SE
Grand Rapids, MI 49512-4034
(616) 949-0643
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Page last modified: 2-Nov-2020 7:30 PM
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