Water Temperature of the St. Croix River in St. Croix Falls, WI
Current Water Temperature
Measurement Time: Friday, May 15, 2026, 11:00 AM 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

Fri
H: 89°F
L: 55°F

Sat
H: 73°F
L: 49°F

Sun
H: 55°F
L: 43°F

Mon
H: 63°F
L: 56°F

Tue
H: 53°F
L: 47°F
Air Quality
Nitrogen Dioxide: 4.95 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 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
Red Flag Warning issued May 15 at 3:03AM CDT until May 15 at 9:00PM CDT by NWS Twin Cities/Chanhassen MN
Effective: Fri May 15, 2026, 3:03 AM
Expires: Fri May 15, 2026, 9:00 PM
...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TODAY... .Limited moisture associated with a passing cold front tonight will combine with strong northwest winds today to produce hazardous fire weather conditions. Forecast high temperatures are expected to reach the 80s area wide, leading to RH values falling below 20 percent. The winds are not expected to be quite as strong as Thursday, but look to remain high enough for critical fire weather. A Red Flag Warning remains in effect for this afternoon across portions of central and western Minnesota and west-central Wisconsin. * AFFECTED AREA...Polk, Barron, and Rusk. * TIMING...From noon today to 9 PM CDT this evening. * WINDS...Southwest winds 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...Around 19 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
Please advise the appropriate officials or fire crews in the field of this Red Flag Warning.
Red Flag Warning issued May 15 at 3:03AM CDT until May 15 at 9:00PM CDT by NWS Twin Cities/Chanhassen MN
Effective: Fri May 15, 2026, 3:03 AM
Expires: Fri May 15, 2026, 9:00 PM
...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TODAY... .Limited moisture associated with a passing cold front tonight will combine with strong northwest winds today to produce hazardous fire weather conditions. Forecast high temperatures are expected to reach the 80s area wide, leading to RH values falling below 20 percent. The winds are not expected to be quite as strong as Thursday, but look to remain high enough for critical fire weather. A Red Flag Warning remains in effect for this afternoon across portions of central and western Minnesota and west-central Wisconsin. * AFFECTED AREA...Portions of central, east central, southwest, and west central Minnesota. * TIMING...From 11 AM this morning to 9 PM CDT this evening. * WINDS...West winds 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...Around 16 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
Please advise the appropriate officials or fire crews in the field of this Red Flag Warning.
Red Flag Warning issued May 15 at 1:28AM CDT until May 15 at 9:00PM CDT by NWS Duluth MN
Effective: Fri May 15, 2026, 1:28 AM
Expires: Fri May 15, 2026, 4:00 PM
* AFFECTED AREA...In Wisconsin, Douglas, Bayfield, Ashland, Iron, Burnett, Washburn and Sawyer. * WINDS...Southwest 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.25 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 90.72 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: 5.8 μg/m3
Sulphur Dioxide: 1.53 μg/m3
Ozone: 84.76 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: 3.62 μg/m3
Sulphur Dioxide: 1.31 μg/m3
Ozone: 68.76 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: 5.6 μg/m3
Sulphur Dioxide: 1.21 μg/m3
Ozone: 59.6 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
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.17 μg/m3
Sulphur Dioxide: 1.23 μg/m3
Ozone: 63.23 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:39 PM
Daylight: 15 hrs 4 mins
Moon Transit: 4:14 PM
Moonset: 12:40 AM
Moon Phase: Waxing Crescent
Moon Illumination: 7.4%
Best Times for Fishing or Hunting
Major Periods
2:49 AM - 5:19 AM3:44 PM - 6:14 PM
Minor Periods
7:16 AM - 8:46 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
