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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. Croix River at Stillwater are issued routinely during the navigation season, and as needed at other times of the year.

More information on datums is available at

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Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 89
Moderate Flood Stage: 88
Flood Stage: 87
Action Stage: 80
Low Stage (in feet): -9999

Historic Crests
(1) 94.10 ft on 04/18/1965
(2) 92.30 ft on 04/27/2001
(3) 92.20 ft on 04/16/1969
(4) 91.10 ft on 04/16/2001
(5) 90.45 ft on 04/12/1997
(6) 89.70 ft on 04/14/1952
(7) 89.21 ft on 04/24/2023
(8) 88.48 ft on 03/31/2019
(9) 87.90 ft on 06/28/1993
(10) 87.63 ft on 06/27/2014
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 89.21 ft on 04/24/2023
(2) 85.17 ft on 05/18/2022
(3) 81.55 ft on 04/17/2021
(4) 86.02 ft on 04/06/2020
(5) 88.48 ft on 03/31/2019
(6) 85.53 ft on 06/22/2018
(7) 85.65 ft on 04/30/2018
(8) 83.82 ft on 10/10/2017
(9) 83.46 ft on 05/25/2017
(10) 85.80 ft on 07/16/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 74.90 ft on 09/08/2012
(2) 74.93 ft on 05/04/2015
(3) 75.10 ft on 07/01/1988
(4) 75.14 ft on 11/16/2014
(5) 75.19 ft on 08/02/2017
Show More Low Water Records
KML Image
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
95 Estimated top of the flood protection dike in Afton.
94.8 Highway 95 near 2nd Ave in Bayport may be closed.
94 Estimated top of the flood protection dike at St Croix Beach.
92 Abandoned railroad bed north of Vine Street to St Croix Street impacted.
91 Dike Road impacted.
90 Lakefront Park bathhouse in Hudson affected.
89 The city park in Bayport begins flooding. Lake Mallalieu dam gates overtopped.
86.75 Buckeye Street Garage in Hudson impacted.
86 Due to safety issues...the Stillwater lift bridge will be closed near this stage.
85.8 First Street between Buckeye and Commercial Streets floods
85 Several residences along the river may experience flooding in their basements. Front Street in Hudson WI closes.
84 Second tier at Lakefront Park in Hudson floods.
83 Minnesota and Wisconsin DNRs invoke a no wake zone on the river.
80 Seawall at Lakefront Park in Hudson floods.
77 The Stillwater Riverwalk becomes inundated.
(1) Looking Upriver
(2) Looking Downriver
(3) Looking Downriver 2
(4) Interstate Bridge looking East
(5) Gage Bridge looking East

Other Real-time and/or Archive Data Sources:

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
Twin Cities/Chanhassen Weather Forecast Office
1733 Lake Drive West
Chanhassen, MN 55317-8581
(952) 361-6708
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Page last modified: 2-Nov-2020 7:29 PM
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