Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Navigation Bar End Cap

  
 

This probabilistic forecast is issued by the North Central River Forecast Center.
tab left off Hydrograph tab right off tab left off River at a Glance tab right off tab left off Download tab right off tab left on tab right on
About this graph
Forecasts for the Grand River at Portland are issued as needed during times of high water, but are not routinely available.
Return to Area Map

Upstream Gauge - at Grand Ledge Upstream Gauge Downstream Gauge Downstream Gauge - at Ionia
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 14
Flood Stage: 12
Action Stage: 11
Low Stage (in feet): -9999

Historic Crests
(1) 12.98 ft on 04/21/1975
(2) 12.84 ft on 05/24/2004
(3) 12.62 ft on 02/23/2018
(4) 12.45 ft on 02/27/2019
(5) 12.05 ft on 03/17/1982
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 10.59 ft on 06/27/2021
(2) 11.32 ft on 05/19/2020
(3) 10.90 ft on 06/20/2019
(4) 12.45 ft on 02/27/2019
(5) 12.62 ft on 02/23/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.84 ft on 10/10/1963
(2) 4.00 ft on 09/13/1963
(3) 4.04 ft on 08/23/1965
KML Image
Gauge LocationGauge Map Marker
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 Collapse
If you notice any errors in the below information, please contact our Webmaster
16 Expect major flooding of the business district and residential areas in the Village of Lyons and basement flooding of residences on the west side of Kent Street in Portland.
14 Expect moderate flooding of the first floor of residences and businesses in the south section of the Village of Lyons. Elizabeth, Superior, and Railroad Streets in the Village of Lyons closed due to flooding.
12 Expect minor flooding in the Village of Lyons and low lying areas adjacent to the river. Two Rivers Park in Portland flooded.
11 River is bankfull. Expect minor flooding of low areas along the river upstream and downstream of Portland.
Photos
(1) Grand River in Portland - Looking Downstream from Bridge
(2) Grand River in Portland - Looking at Confluence with Looking Glass River
(3) Grand River at Portland - Looking Downstream
(4) Grand River at Portland - Looking Upstream at Right Bank
(5) Grand River at Portland - Looking Upstream at Bridge
(6) Grand River at Portland - Looking Upstream from Bridge
(7) 2001 High water on the Grand River in Portland
(8) 2001 High water on the Grand River near Grand River Bridge in Portland
(9) 2001 Lowland flooding along the Grand River near Portland
(10) 2001 flooding of river walk in Portland
(11) 2001 Lowland flooding on the Grand River near the USGS river gage on Kent St. Bridge
(12) 2005 Ice Jam on the Grand River near Portland at the Goodwin Rd. Bridge
(13) 2005 Ice Jam on the Grand River near the Portland Municipal Dam

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
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
Grand Rapids Weather Forecast Office
4899 Tim Dougherty Drive SE
Grand Rapids, MI 49512-4034
(616) 949-0643
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:30 PM
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities