Water Temperature of the Fox River in McHenry, IL
Current Water Temperature
Measurement Time: Monday, April 13, 2026, 6:33 AM CDT
Temperature Locations
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Station Name: FOX RIVER AT MILLER BRIDGE NEAR MCHENRY, IL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 728 feet
Nearest Address:
Charles J Miller Rd
McHenry, IL 60051
McHenry County
GPS Coordinates: 42.3233333, -88.2516667
Nearby Water Temperatures
Fox River, Burlington, WI (19.9 mi)Lake Michigan, Waukegan, IL (23.5 mi)
Lake Michigan, Winthrop Harbor, IL (26.8 mi)
Lake Michigan, Wilmette, IL (33.2 mi)
Eagle Spring Lake, Mukwonago, WI (37.8 mi)
Root River, Franklin, WI (39.1 mi)
Lake Michigan, Racine, WI (40.4 mi)
Chicago River, Chicago, IL (44.4 mi)
Lake Michigan, Chicago, IL (46.2 mi)
Chicago Sanitary and Ship Canal, Romeoville, IL (48.2 mi)
Honey Creek, Wauwatosa, WI (51.3 mi)
Lake Michigan, Milwaukee, WI (51.7 mi)
Des Plaines River, Lockport, IL (52.8 mi)
Rock River, Byron, IL (53.2 mi)
Des Plaines River, Joliet, IL (55.1 mi)
Weather for McHenry, Illinois
Current Weather

Five Day Weather Forecast

Mon
H: 78°F
L: 60°F

Tue
H: 77°F
L: 65°F

Wed
H: 60°F
L: 48°F

Thu
H: 70°F
L: 47°F

Fri
H: 73°F
L: 51°F
Air Quality
Nitrogen Dioxide: 2.55 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 90 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 7:32 PM
Daylight: 13 hrs 17 mins
Moon Transit: 9:46 AM
Moonset: 3:22 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:16 AM - 11:46 AM
Minor Periods
2:52 PM - 4:22 PM3:53 AM - 5:23 AM
Action Rating: 2 out of 5
Flood Warning issued April 12 at 9:04PM CDT until April 14 at 7:00PM CDT by NWS Chicago IL
Effective: Sun April 12, 2026, 9:04 PM
Expires: Mon April 13, 2026, 3:15 PM
...The Flood Warning continues for the following rivers in Indiana... Illinois... Kankakee River at Shelby affecting Lake IN and Newton Counties. Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road in St. Charles, including the Algonquin Lock & Dam tailwater gauge. * WHEN...Until Tuesday evening. * IMPACTS...At 9.5 feet, Fox River Drive threatened in East Dundee. Boathouses threatened along the river in Cary. * ADDITIONAL DETAILS... - At 8:30 PM CDT Sunday the stage was 9.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Sunday was 9.8 feet. - Forecast...The river is expected to rise to a crest of 9.7 feet Monday morning. It will then fall below flood stage early Tuesday afternoon. - Flood stage is 9.5 feet. - http://www.weather.gov/safety/flood
A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. Additional information is available at www.weather.gov. The next statement will be issued by Monday afternoon.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.26 μg/m3
Sulphur Dioxide: 1.47 μg/m3
Ozone: 74.6 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 7:32 PM
Daylight: 13 hrs 17 mins
Moon Transit: 9:46 AM
Moonset: 3:22 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:16 AM - 11:46 AM
Minor Periods
2:52 PM - 4:22 PM3:53 AM - 5:23 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.33 μg/m3
Sulphur Dioxide: 1.79 μg/m3
Ozone: 79.32 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 7:33 PM
Daylight: 13 hrs 20 mins
Moon Transit: 10:32 AM
Moonset: 4:33 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:02 AM - 12:32 AM
Minor Periods
4:03 PM - 5:33 PM4:15 AM - 5:45 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 12.33 μg/m3
Sulphur Dioxide: 2.23 μg/m3
Ozone: 56.8 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 7:35 PM
Daylight: 13 hrs 22 mins
Moon Transit: 10:33 AM
Moonset: 5:46 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
10:03 AM - 12:33 AM10:03 AM - 12:33 AM
Minor Periods
5:16 PM - 6:46 PM4:36 AM - 6:06 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.18 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 74.68 μg/m3
Astronomical
Sun Transit: 12:52 AM
Sunset: 7:36 PM
Daylight: 13 hrs 25 mins
Moon Transit: 12:07 AM
Moonset: 7:02 PM
Moon Phase: New
Moon Illumination: 0.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:37 AM - 2:07 PM
Minor Periods
6:32 PM - 8:02 PM4:58 AM - 6:28 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 13.9 μg/m3
Sulphur Dioxide: 1.97 μg/m3
Ozone: 47.38 μg/m3
Astronomical
Sun Transit: 12:52 AM
Sunset: 7:37 PM
Daylight: 13 hrs 28 mins
Moon Transit: 1:00 PM
Moonset: 8:23 PM
Moon Phase: New
Moon Illumination: 4.1%
Best Times for Fishing or Hunting
Major Periods
12:17 AM - 2:47 AM12:30 AM - 3:00 PM
Minor Periods
7:53 PM - 9:23 PM5:23 AM - 6:53 AM
Action Rating: 4 out of 5
