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Weather Forecast Office Twin Cities/Chanhassen, MN North Central River Forecast Center

Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels
Chance of Exceeding Levels
During Entire Period
St. Croix River at Stillwater Observed crest: 75.38 ft at 9:00am Feb 08 Observed: 75.51 ft at 5:00am Jan 31 Observed: 75.52 ft at 6:00am Jan 31 Observed: 75.53 ft at 7:00am Jan 31 Observed: 75.54 ft at 8:00am Jan 31 Observed: 75.55 ft at 9:00am Jan 31 Observed: 75.55 ft at 10:00am Jan 31 Observed: 75.56 ft at 11:00am Jan 31 Observed: 75.56 ft at 12:00pm Jan 31 Observed: 75.56 ft at 1:00pm Jan 31 Observed: 75.56 ft at 2:00pm Jan 31 Observed: 75.57 ft at 3:00pm Jan 31 Observed: 75.57 ft at 4:00pm Jan 31 Observed: 75.57 ft at 5:00pm Jan 31 Observed: 75.57 ft at 6:00pm Jan 31 Observed: 75.57 ft at 7:00pm Jan 31 Observed: 75.58 ft at 8:00pm Jan 31 Observed: 75.57 ft at 9:00pm Jan 31 Observed: 75.57 ft at 10:00pm Jan 31 Observed: 75.56 ft at 11:00pm Jan 31 Observed: 75.58 ft at 12:00am Feb 1 Observed: 75.56 ft at 1:00am Feb 1 Observed: 75.57 ft at 2:00am Feb 1 Observed: 75.56 ft at 3:00am Feb 1 Observed: 75.56 ft at 4:00am Feb 1 Observed: 75.56 ft at 5:00am Feb 1 Observed: 75.56 ft at 6:00am Feb 1 Observed: 75.56 ft at 7:00am Feb 1 Observed: 75.56 ft at 8:00am Feb 1 Observed: 75.56 ft at 9:00am Feb 1 Observed: 75.57 ft at 10:00am Feb 1 Observed: 75.56 ft at 11:00am Feb 1 Observed: 75.56 ft at 12:00pm Feb 1 Observed: 75.56 ft at 1:00pm Feb 1 Observed: 75.56 ft at 2:00pm Feb 1 Observed: 75.55 ft at 3:00pm Feb 1 Observed: 75.55 ft at 4:00pm Feb 1 Observed: 75.55 ft at 5:00pm Feb 1 Observed: 75.55 ft at 6:00pm Feb 1 Observed: 75.55 ft at 7:00pm Feb 1 Observed: 75.55 ft at 8:00pm Feb 1 Observed: 75.54 ft at 9:00pm Feb 1 Observed: 75.53 ft at 10:00pm Feb 1 Observed: 75.51 ft at 11:00pm Feb 1 Observed: 75.5 ft at 12:00am Feb 2 Observed: 75.49 ft at 1:00am Feb 2 Observed: 75.47 ft at 2:00am Feb 2 Observed: 75.46 ft at 3:00am Feb 2 Observed: 75.45 ft at 4:00am Feb 2 Observed: 75.45 ft at 5:00am Feb 2 Observed: 75.44 ft at 6:00am Feb 2 Observed: 75.42 ft at 7:00am Feb 2 Observed: 75.42 ft at 8:00am Feb 2 Observed: 75.41 ft at 9:00am Feb 2 Observed: 75.4 ft at 10:00am Feb 2 Observed: 75.39 ft at 11:00am Feb 2 Observed: 75.39 ft at 12:00pm Feb 2 Observed: 75.38 ft at 1:00pm Feb 2 Observed: 75.37 ft at 2:00pm Feb 2 Observed: 75.37 ft at 3:00pm Feb 2 Observed: 75.36 ft at 4:00pm Feb 2 Observed: 75.36 ft at 5:00pm Feb 2 Observed: 75.36 ft at 6:00pm Feb 2 Observed: 75.36 ft at 7:00pm Feb 2 Observed: 75.35 ft at 8:00pm Feb 2 Observed: 75.35 ft at 9:00pm Feb 2 Observed: 75.34 ft at 10:00pm Feb 2 Observed: 75.34 ft at 11:00pm Feb 2 Observed: 75.34 ft at 12:00am Feb 3 Observed: 75.33 ft at 1:00am Feb 3 Observed: 75.34 ft at 2:00am Feb 3 Observed: 75.34 ft at 3:00am Feb 3 Observed: 75.33 ft at 4:00am Feb 3 Observed: 75.31 ft at 5:00am Feb 3 Observed: 75.3 ft at 6:00am Feb 3 Observed: 75.29 ft at 7:00am Feb 3 Observed: 75.28 ft at 8:00am Feb 3 Observed: 75.27 ft at 9:00am Feb 3 Observed: 75.26 ft at 10:00am Feb 3 Observed: 75.25 ft at 11:00am Feb 3 Observed: 75.25 ft at 12:00pm Feb 3 Observed: 75.24 ft at 1:00pm Feb 3 Observed: 75.24 ft at 2:00pm Feb 3 Observed: 75.24 ft at 3:00pm Feb 3 Observed: 75.23 ft at 4:00pm Feb 3 Observed: 75.23 ft at 5:00pm Feb 3 Observed: 75.23 ft at 6:00pm Feb 3 Observed: 75.23 ft at 7:00pm Feb 3 Observed: 75.23 ft at 8:00pm Feb 3 Observed: 75.23 ft at 9:00pm Feb 3 Observed: 75.23 ft at 10:00pm Feb 3 Observed: 75.23 ft at 11:00pm Feb 3 Observed: 75.24 ft at 12:00am Feb 4 Observed: 75.23 ft at 1:00am Feb 4 Observed: 75.23 ft at 2:00am Feb 4 Observed: 75.24 ft at 3:00am Feb 4 Observed: 75.23 ft at 4:00am Feb 4 Observed: 75.24 ft at 5:00am Feb 4 Observed: 75.24 ft at 6:00am Feb 4 Observed: 75.24 ft at 7:00am Feb 4 Observed: 75.24 ft at 8:00am Feb 4 Observed: 75.24 ft at 9:00am Feb 4 Observed: 75.24 ft at 10:00am Feb 4 Observed: 75.24 ft at 11:00am Feb 4 Observed: 75.24 ft at 12:00pm Feb 4 Observed: 75.25 ft at 1:00pm Feb 4 Observed: 75.25 ft at 2:00pm Feb 4 Observed: 75.26 ft at 3:00pm Feb 4 Observed: 75.24 ft at 4:00pm Feb 4 Observed: 75.22 ft at 5:00pm Feb 4 Observed: 75.25 ft at 6:00pm Feb 4 Observed: 75.26 ft at 7:00pm Feb 4 Observed: 75.27 ft at 8:00pm Feb 4 Observed: 75.28 ft at 9:00pm Feb 4 Observed: 75.29 ft at 10:00pm Feb 4 Observed: 75.3 ft at 11:00pm Feb 4 Observed: 75.31 ft at 12:00am Feb 5 Observed: 75.32 ft at 1:00am Feb 5 Observed: 75.32 ft at 2:00am Feb 5 Observed: 75.34 ft at 3:00am Feb 5 Observed: 75.34 ft at 4:00am Feb 5 Observed: 75.35 ft at 5:00am Feb 5 Observed: 75.36 ft at 6:00am Feb 5 Observed: 75.37 ft at 7:00am Feb 5 Observed: 75.37 ft at 8:00am Feb 5 Observed: 75.38 ft at 9:00am Feb 5 Observed: 75.38 ft at 10:00am Feb 5 Observed: 75.39 ft at 11:00am Feb 5 Observed: 75.39 ft at 12:00pm Feb 5 Observed: 75.39 ft at 1:00pm Feb 5 Observed: 75.39 ft at 2:00pm Feb 5 Observed: 75.39 ft at 3:00pm Feb 5 Observed: 75.39 ft at 4:00pm Feb 5 Observed: 75.39 ft at 5:00pm Feb 5 Observed: 75.39 ft at 6:00pm Feb 5 Observed: 75.39 ft at 7:00pm Feb 5 Observed: 75.39 ft at 8:00pm Feb 5 Observed: 75.39 ft at 9:00pm Feb 5 Observed: 75.39 ft at 10:00pm Feb 5 Observed: 75.39 ft at 11:00pm Feb 5 Observed: 75.39 ft at 12:00am Feb 6 Observed: 75.39 ft at 1:00am Feb 6 Observed: 75.39 ft at 2:00am Feb 6 Observed: 75.39 ft at 3:00am Feb 6 Observed: 75.39 ft at 4:00am Feb 6 Observed: 75.39 ft at 5:00am Feb 6 Observed: 75.4 ft at 6:00am Feb 6 Observed: 75.4 ft at 7:00am Feb 6 Observed: 75.4 ft at 8:00am Feb 6 Observed: 75.4 ft at 9:00am Feb 6 Observed: 75.4 ft at 10:00am Feb 6 Observed: 75.39 ft at 11:00am Feb 6 Observed: 75.4 ft at 12:00pm Feb 6 Observed: 75.39 ft at 1:00pm Feb 6 Observed: 75.39 ft at 2:00pm Feb 6 Observed: 75.36 ft at 3:00pm Feb 6 Observed: 75.35 ft at 4:00pm Feb 6 Observed: 75.33 ft at 5:00pm Feb 6 Observed: 75.32 ft at 6:00pm Feb 6 Observed: 75.32 ft at 7:00pm Feb 6 Observed: 75.34 ft at 8:00pm Feb 6 Observed: 75.34 ft at 9:00pm Feb 6 Observed: 75.34 ft at 10:00pm Feb 6 Observed: 75.34 ft at 11:00pm Feb 6 Observed: 75.34 ft at 12:00am Feb 7 Observed: 75.35 ft at 1:00am Feb 7 Observed: 75.35 ft at 2:00am Feb 7 Observed: 75.35 ft at 3:00am Feb 7 Observed: 75.36 ft at 4:00am Feb 7 Observed: 75.36 ft at 5:00am Feb 7 Observed: 75.36 ft at 6:00am Feb 7 Observed: 75.36 ft at 7:00am Feb 7 Observed: 75.36 ft at 8:00am Feb 7 Observed: 75.36 ft at 9:00am Feb 7 Observed: 75.37 ft at 10:00am Feb 7 Observed: 75.37 ft at 11:00am Feb 7 Observed: 75.37 ft at 12:00pm Feb 7 Observed: 75.36 ft at 1:00pm Feb 7 Observed: 75.34 ft at 2:00pm Feb 7 Observed: 75.33 ft at 3:00pm Feb 7 Observed: 75.33 ft at 4:00pm Feb 7 Observed: 75.32 ft at 5:00pm Feb 7 Observed: 75.32 ft at 6:00pm Feb 7 Observed: 75.34 ft at 7:00pm Feb 7 Observed: 75.34 ft at 8:00pm Feb 7 Observed: 75.35 ft at 9:00pm Feb 7 Observed: 75.36 ft at 10:00pm Feb 7 Observed: 75.37 ft at 11:00pm Feb 7 Observed: 75.36 ft at 12:00am Feb 8 Observed: 75.37 ft at 1:00am Feb 8 Observed: 75.37 ft at 2:00am Feb 8 Observed: 75.37 ft at 3:00am Feb 8 Observed: 75.37 ft at 4:00am Feb 8 Observed: 75.37 ft at 5:00am Feb 8 Observed: 75.37 ft at 6:00am Feb 8 Observed: 75.37 ft at 7:00am Feb 8 Observed: 75.37 ft at 8:00am Feb 8 Observed: 75.38 ft at 9:00am Feb 8 Observed: 75.38 ft at 10:00am Feb 8 Observed: 75.38 ft at 11:00am Feb 8 Observed: 75.38 ft at 12:00pm Feb 8 Observed: 75.35 ft at 1:00pm Feb 8 Observed: 75.33 ft at 2:00pm Feb 8 Observed: 75.34 ft at 3:00pm Feb 8 Observed: 75.33 ft at 4:00pm Feb 8 Observed: 75.32 ft at 5:00pm Feb 8 Observed: 75.31 ft at 6:00pm Feb 8 Observed: 75.3 ft at 7:00pm Feb 8 Observed: 75.3 ft at 8:00pm Feb 8 Observed: 75.29 ft at 9:00pm Feb 8 Observed: 75.29 ft at 10:00pm Feb 8 Observed: 75.29 ft at 11:00pm Feb 8 Observed: 75.29 ft at 12:00am Feb 9 Observed: 75.29 ft at 1:00am Feb 9 Observed: 75.28 ft at 2:00am Feb 9 Observed: 75.28 ft at 3:00am Feb 9 Observed: 75.28 ft at 4:00am Feb 9 Observed: 75.28 ft at 5:00am Feb 9 Observed: 75.27 ft at 6:00am Feb 9 Observed: 75.27 ft at 7:00am Feb 9 Observed: 75.26 ft at 8:00am Feb 9 Observed: 75.26 ft at 9:00am Feb 9 Observed: 75.26 ft at 10:00am Feb 9 Observed: 75.26 ft at 11:00am Feb 9 Observed: 75.23 ft at 12:00pm Feb 9 Observed: 75.22 ft at 1:00pm Feb 9 Observed: 75.21 ft at 2:00pm Feb 9 Observed: 75.19 ft at 3:00pm Feb 9 Observed: 75.18 ft at 4:00pm Feb 9 Observed: 75.16 ft at 5:00pm Feb 9 Observed: 75.14 ft at 6:00pm Feb 9 Observed: 75.15 ft at 7:00pm Feb 9 Observed: 75.17 ft at 8:00pm Feb 9 Observed: 75.15 ft at 9:00pm Feb 9 Observed: 75.16 ft at 10:00pm Feb 9 Observed: 75.16 ft at 11:00pm Feb 9 Observed: 75.17 ft at 12:00am Feb 10 Observed: 75.17 ft at 1:00am Feb 10 Observed: 75.17 ft at 2:00am Feb 10 Observed: 75.17 ft at 3:00am Feb 10 Graph Created (4:43am Feb 10, 2010) Observed STLM5 (plotting HGIRG)   Gage 0  Datum: 600.00 Latest observed value: 75.17 ft at 3:00 AM CST 10-Feb-2010. Flood Stage is 87.0 ft.
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About this graph
Tabular Data
XML Data
RSS Files
Datum: N/A
Metadata
NOTE: Forecasts for the St. Croix River at Stillwater are issued routinely during the warm season, and as needed at other times of the year.

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Upstream Gauge - at St Croix Falls Upstream Gauge

Flood Categories (in feet)
Major Flood Stage:89
Moderate Flood Stage:88
Flood Stage:87
Action Stage:80

Historical 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
Show More Historical Crests

Low Water Records
(1) 75.1 ft on 07/01/1988

St. Croix River at Stillwater location map

Flood Impacts & Photos Collapse
95.0 Estimated top of the flood protection dike in Afton.
94.0 Estimated top of the flood protection dike at St Croix Beach.
92.5 Approximate 100 year flood stage.
90.0 Highway 95 between Afton and Bayport begins to experience flooding.
89.0 The city park in Bayport begins flooding.
88.0 The Stillwater lift bridge may become inoperative.
85.0 Several residences along the river may experience flooding in their basements.
83.0 Minnesota and Wisconsin may impose a no wake zone on the river.
78.0 The Stillwater Riverwalk becomes innundated.
Photos
(1) Looking Upriver
(2) Looking Downriver
(3) Looking Downriver 2
(4) Interstate Bridge looking East
(5) Gage Bridge looking East

About This Location Collapse
Latitude: 45.033000° N, Longitude: 92.783000° W, Horizontal Datum: NAD83

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 87 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 N/A N/A Older USGS topographic maps, NGVD29 benchmarks
MSL N/A N/A Older USGS topographic maps, MSL benchmarks
Other 600 ft 687 ft  

Other Data Sources:
Corps of Engineers (COE) Info for Stillwater

Additional Information Collapse
How low could the river get?

Resources Collapse
Hydrologic Resources
Additional Resources
   

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: 15-Apr-2009 6:43 PM
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