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Weather Forecast Office Grand Rapids, MI North Central River Forecast Center
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Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Portage River at Vicksburg Graph Created (7:47pm Feb 9, 2010) Observed VCKM4 (plotting HGIRZ) Gage 0 Datum: 839.94 Latest observed value: n/a ft at 7:00 AM EST 31-Jan-2010. Flood Stage is 5.0 ft. Flow (kcfs)
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NOTE: Automated gauge readings are unavailable, readings taken manually.

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
Action Stage:5

Historical Crests
(1) 5.81 ft on 06/02/1989
(2) 5.66 ft on 04/07/1947
(3) 5.65 ft on 03/23/1948
(4) 5.63 ft on 09/15/2008
(4) 5.63 ft on 09/15/2008
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Low Water Records
(1) 2.0 ft on 09/12/1964
(2) 3.0 ft on 08/03/1977
(3) 3.1 ft on 08/14/1946
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Portage River at Vicksburg location map

Flood Impacts & Photos Collapse
8.0 Expect major flooding of several homes built adjacent to the river
7.0 Expect moderate flooding of several homes built adjacent to the river. Water covers South 29th Street just South of EW Avenue
6.0 Expect minor basement flooding of several homes built adjacent to the river
5.0 Expect overflows into wooded areas and farmland adjacent to the river
Photos
(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.

About This Location Collapse
Latitude: 42.114700° N, Longitude: 85.485600° W, Horizontal Datum: NAD83

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 5 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 N/A N/A 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 N/A N/A Older USGS topographic maps, MSL benchmarks
Other N/A N/A  

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How low could the river get?

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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 South Complex Drive SE
Grand Rapids, MI 49512-4034
(616) 949-0643
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