Water Temperature of the St. Croix River in St. Croix Falls, WI
Current Water Temperature
Measurement Time: Wednesday, May 13, 2026, 9:00 PM CDT
Temperature Locations
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Station Name: ST. CROIX RIVER AT ST. CROIX FALLS, WI
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 719 feet
Nearest Address:
201–213 Park Rd
St. Croix Falls, WI 54024
Polk County
GPS Coordinates: 45.4069444, -92.6469444
Nearby Water Temperatures
St Croix River, St Croix Falls, WI (0.3 mi)Sunrise River, North Branch, MN (14 mi)
Saint Croix River, Stillwater, MN (25.4 mi)
Willow River, Hudson, WI (27.5 mi)
Rice Creek, Mounds View, MN (34.4 mi)
Mississippi River, St Paul, MN (38.5 mi)
Shingle Creek, Minneapolis, MN (40.6 mi)
Lake George, Spring Valley, WI (42.8 mi)
Eau Galle River, Spring Valley, WI (43.2 mi)
Minnehaha Creek, Minneapolis, MN (43.7 mi)
Mississippi River, Hastings, MN (46 mi)
Mississippi River, Prescott, WI (46.1 mi)
St. Croix River, Danbury, WI (50.1 mi)
North Lake, Red Wing, MN (51.8 mi)
Clear Lake, Red Wing, MN (52.2 mi)
Weather for St. Croix Falls, Wisconsin
Current Weather

Five Day Weather Forecast

Thu
H: 81°F
L: 48°F

Fri
H: 77°F
L: 54°F

Sat
H: 71°F
L: 50°F

Sun
H: 60°F
L: 44°F

Mon
H: 79°F
L: 57°F
Air Quality
Nitrogen Dioxide: 3.95 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 60 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:34 PM
Daylight: 14 hrs 52 mins
Moon Transit: 11:02 AM
Moonset: 6:18 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:32 AM - 1:02 PM
Minor Periods
5:48 PM - 7:18 PM3:35 AM - 5:05 AM
Action Rating: 2 out of 5
Fire Weather Watch issued May 13 at 1:01PM CDT until May 15 at 9:00PM CDT by NWS Twin Cities/Chanhassen MN
Effective: Wed May 13, 2026, 1:01 PM
Expires: Thu May 14, 2026, 5:15 AM
...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE FRIDAY... .Continued dry air combined with high winds after another frontal passage will lead to a very similar setup to what we saw on Tuesday. * AFFECTED AREA...Polk, Barron, and Rusk. * TIMING...From Friday afternoon through Friday evening. * WINDS...Southwest winds 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...Around 20 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are possible during the valid watch time. These conditions could promote the rapid spread of wildfires.
Fire Weather Watch issued May 13 at 2:22PM CDT until May 15 at 9:00PM CDT by NWS Twin Cities/Chanhassen MN
Effective: Wed May 13, 2026, 2:22 PM
Expires: Thu May 14, 2026, 2:30 AM
...CRITICAL FIRE WEATHER CONDITIONS THURSDAY AND FRIDAY... .Southerly winds with gusts around 40 to 45 mph are expected tomorrow ahead of an approaching front. Relative humidity values will fall to 25 to 30 percent across portions of Minnesota during the afternoon. A Red Flag Warning has been issued for western Minnesota. Any small amount of moisture increase associated with the front will be short lived as northwest winds bring lower dew points back into Minnesota and Wisconsin Friday. Temperatures Friday are forecast to be in the 80s area wide, leading to RH values falling below 20 percent. The winds are not expected to be quite as strong as Thursday, so have maintained a Fire Weather Watch for now. * AFFECTED AREA...Polk, Barron, and Rusk. * TIMING...From Friday afternoon through Friday evening. * WINDS...West winds 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...Around 20 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are possible during the valid watch time. These conditions could promote the rapid spread of wildfires which could become life-threatening. Check for forecast updates and a possible upgrade of this watch to a Red Flag Warning.
Fire Weather Watch issued May 13 at 1:01PM CDT until May 15 at 9:00PM CDT by NWS Twin Cities/Chanhassen MN
Effective: Wed May 13, 2026, 1:01 PM
Expires: Thu May 14, 2026, 5:15 AM
...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE FRIDAY... .Continued dry air combined with high winds after another frontal passage will lead to a very similar setup to what we saw on Tuesday. * AFFECTED AREA...Portions of central, east central, and southwest Minnesota. * TIMING...From Friday morning through Friday evening. * WINDS...West winds 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...Around 17 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are possible during the valid watch time. These conditions could promote the rapid spread of wildfires.
Fire Weather Watch issued May 13 at 2:22PM CDT until May 15 at 9:00PM CDT by NWS Twin Cities/Chanhassen MN
Effective: Wed May 13, 2026, 2:22 PM
Expires: Thu May 14, 2026, 2:30 AM
...CRITICAL FIRE WEATHER CONDITIONS THURSDAY AND FRIDAY... .Southerly winds with gusts around 40 to 45 mph are expected tomorrow ahead of an approaching front. Relative humidity values will fall to 25 to 30 percent across portions of Minnesota during the afternoon. A Red Flag Warning has been issued for western Minnesota. Any small amount of moisture increase associated with the front will be short lived as northwest winds bring lower dew points back into Minnesota and Wisconsin Friday. Temperatures Friday are forecast to be in the 80s area wide, leading to RH values falling below 20 percent. The winds are not expected to be quite as strong as Thursday, so have maintained a Fire Weather Watch for now. * AFFECTED AREA...Portions of central and east central Minnesota. * TIMING...From Friday morning through Friday evening. * WINDS...West winds 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...Around 15 to 20 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are possible during the valid watch time. These conditions could promote the rapid spread of wildfires which could become life-threatening. Check for forecast updates and a possible upgrade of this watch to a Red Flag Warning.
Fire Weather Watch issued May 13 at 12:57PM CDT until May 15 at 9:00PM CDT by NWS Duluth MN
Effective: Wed May 13, 2026, 12:57 PM
Expires: Thu May 14, 2026, 7:30 AM
The National Weather Service in Duluth has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Friday afternoon through Friday evening. * AFFECTED AREA...In Wisconsin, Douglas, Bayfield, Ashland, Iron, Burnett, Washburn and Sawyer. * WINDS...Southwest 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.07 μg/m3
Sulphur Dioxide: 1.12 μg/m3
Ozone: 78.16 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:34 PM
Daylight: 14 hrs 52 mins
Moon Transit: 11:02 AM
Moonset: 6:18 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:32 AM - 1:02 PM
Minor Periods
5:48 PM - 7:18 PM3:35 AM - 5:05 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.5 μg/m3
Sulphur Dioxide: 1.44 μg/m3
Ozone: 86.88 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:35 PM
Daylight: 14 hrs 55 mins
Moon Transit: 11:57 AM
Moonset: 7:43 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:27 AM - 1:57 PM
Minor Periods
7:13 PM - 8:43 PM3:59 AM - 5:29 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5 μg/m3
Sulphur Dioxide: 1.67 μg/m3
Ozone: 85.88 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:36 PM
Daylight: 14 hrs 57 mins
Moon Transit: 12:56 AM
Moonset: 9:09 PM
Moon Phase: New
Moon Illumination: 2.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:26 AM - 2:56 PM
Minor Periods
8:39 PM - 10:09 PM4:30 AM - 6:00 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.01 μg/m3
Sulphur Dioxide: 1.44 μg/m3
Ozone: 72.4 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:37 PM
Daylight: 14 hrs 59 mins
Moon Transit: 2:01 PM
Moonset: 10:31 PM
Moon Phase: New
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
12:36 AM - 3:06 AM1:31 PM - 4:01 PM
Minor Periods
10:01 PM - 11:31 PM5:11 AM - 6:41 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.83 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 76.15 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:38 PM
Daylight: 15 hrs 2 mins
Moon Transit: 3:08 PM
Moonset: 11:40 PM
Moon Phase: New
Moon Illumination: 2.6%
Best Times for Fishing or Hunting
Major Periods
1:42 AM - 4:12 AM2:38 PM - 5:08 PM
Minor Periods
12:00 AM - 12:00 AM6:06 AM - 7:36 AM
Action Rating: 4 out of 5
