St. Croix River at Stillwater
Observed Wed, Sep 23, 3:00 AM CDT
- Flood stage
- 87.00 ft
- Forecast crest
- 76.00 ftFri, Sep 25, 1:00 AM CDT
- Record crest
- 94.10 ft1965
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 89.00 ft |
| Moderate flood | 88.00 ft |
| Minor flood | 87.00 ft |
| Action | 80.00 ft |
- 95.00 ftEstimated top of the flood protection dike in Afton.
- 94.80 ftHighway 95 near 2nd Ave in Bayport may be closed.
- 94.00 ftEstimated top of the flood protection dike at St Croix Beach.
- 92.00 ftAbandoned railroad bed north of Vine Street to St Croix Street impacted.
- 91.00 ftDike Road impacted.
- 90.00 ftLakefront Park bathhouse in Hudson affected.
- 89.00 ftThe city park in Bayport begins flooding. Lake Mallalieu dam gates overtopped.
- 86.75 ftBuckeye Street Garage in Hudson impacted.
- 86.00 ftDue to safety issues...the Stillwater lift bridge will be closed near this stage.
- 85.80 ftFirst Street between Buckeye and Commercial Streets floods
- 85.00 ftSeveral residences along the river may experience flooding in their basements. Front Street in Hudson WI closes.
- 84.00 ftSecond tier at Lakefront Park in Hudson floods.
- 83.00 ftMinnesota and Wisconsin DNRs invoke a no wake zone on the river.
- 80.00 ftSeawall at Lakefront Park in Hudson floods.
- 77.00 ftThe Stillwater Riverwalk becomes inundated.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | Under 5% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.
Crest history
27 crests on NOAA’s list since 1952.
| # | Date | Stage |
|---|---|---|
| 1 | April 18, 1965 | 94.10 ft |
| 2 | April 27, 2001 | 92.30 ft |
| 3 | April 16, 1969 | 92.20 ft |
| 4 | April 16, 2001 | 91.10 ft |
| 5 | April 12, 1997 | 90.45 ft |
| 6 | April 14, 1952 | 89.70 ft |
| 7 | April 24, 2023 | 89.21 ft |
| 8 | March 31, 2019 | 88.48 ft |
| 9 | July 1, 2024 | 88.10 ft |
| 10 | June 28, 1993 | 87.90 ft |
| 11 | June 27, 2014 | 87.63 ft |
| 12 | April 6, 1986 | 87.50 ft |
| 13 | April 30, 1975 | 87.30 ft |
| 14 | April 12, 2011 | 87.28 ft |
| 15 | April 6, 2020 | 86.02 ft |
| 16 | June 1, 2012 | 85.99 ft |
| 17 | March 25, 2010 | 85.93 ft |
| 18 | July 16, 2016 | 85.80 ft |
| 19 | April 30, 2018 | 85.65 ft |
| 20 | June 22, 2018 | 85.53 ft |
| 21 | May 18, 2022 | 85.17 ft |
| 22 | July 1, 2013 | 84.19 ft |
| 23 | October 10, 2017 | 83.82 ft |
| 24 | May 25, 2017 | 83.46 ft |
| 25 | May 27, 2013 | 81.75 ft |
Most recent crests
- July 1, 2024: 88.10 ft
- April 24, 2023: 89.21 ft
- May 18, 2022: 85.17 ft
- April 17, 2021: 81.55 ft
- April 6, 2020: 86.02 ft
- March 31, 2019: 88.48 ft
- June 22, 2018: 85.53 ft
- April 30, 2018: 85.65 ft
- October 10, 2017: 83.82 ft
- May 25, 2017: 83.46 ft
Nearby
Upstream, downstream and the gauges around this one.
- UpstreamSt. Croix River at St Croix Falls
- DownstreamSt. Croix River at Prescott
- Apple River (WI) at Somerset
- Mississippi River at South St. Paul -- Pool 2
- Mississippi River at St. Paul
- Kinnickinnic River at River Falls
- Rice Creek at Old Hwy 8 in Mounds View
- Mississippi River Below Lock and Dam 2 - Hastings at Hastings -- Below Lock and Dam 2
- Mississippi River at Prescott -- Pool 3
What this means
Forecasts by the North Central River Forecast Center. Forecasts are issued routinely during the navigation season, and as needed at other times of the year. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. 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. Stage may be affected by ice.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.