Water Temperature of the Chicago Sanitary and Ship Canal in Romeoville, IL
Current Water Temperature
Measurement Time: Friday, May 1, 2026, 7:00 AM CDT
Temperature Locations
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Station Name: CHICAGO SANITARY AND SHIP CANAL AT ROMEOVILLE, IL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 581 feet
Nearest Address:
790 E Old Romeo Rd
Romeoville, IL 60446
Will County
GPS Coordinates: 41.6408333, -88.0594444
Nearby Water Temperatures
Des Plaines River, Lockport, IL (5 mi)Des Plaines River, Joliet, IL (7.3 mi)
Des Plaines River, Rockdale, IL (10 mi)
Des Plaines River, Channahon, IL (17.6 mi)
Cal-Sag Channel, Blue Island, IL (20.1 mi)
Kankakee River, Morris, IL (20.3 mi)
Kankakee River, Wilmington, IL (21.4 mi)
Chicago River, Chicago, IL (23.6 mi)
Grand Calumet River, Chicago, IL (25.7 mi)
Kankakee River, Custer Park, IL (27.5 mi)
Grand Calumet River, Hammond, IN (28.9 mi)
Plum Creek, Dyer, IN (29.8 mi)
Hanson Gravel Pit, Morris, IL (29.9 mi)
Hart Ditch, Munster, IN (30.4 mi)
Indiana Harbor Canal, East Chicago, IN (30.5 mi)
Weather for Romeoville, Illinois
Current Weather

Five Day Weather Forecast

Fri
H: 52°F
L: 39°F

Sat
H: 54°F
L: 37°F

Sun
H: 63°F
L: 43°F

Mon
H: 75°F
L: 50°F

Tue
H: 57°F
L: 46°F
Air Quality
Nitrogen Dioxide: 10.15 μg/m3
Sulphur Dioxide: 3.45 μg/m3
Ozone: 77 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:50 PM
Daylight: 14 hrs 2 mins
Moon Transit: 12:21 AM
Moonset: 5:21 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:30 AM - 3:00 PM
Minor Periods
7:48 PM - 9:18 PM4:51 AM - 6:21 AM
Action Rating: 4 out of 5
Frost Advisory issued May 1 at 3:32AM CDT until May 2 at 8:00AM CDT by NWS Chicago IL
Effective: Fri May 1, 2026, 3:32 AM
Expires: Fri May 1, 2026, 1:45 PM
* WHAT...Temperatures as low as 31 degrees Fahrenheit will result in frost formation. * WHERE...Portions of east central, north central, and northeast Illinois and northwest Indiana. * WHEN...From 1 AM CDT /2 AM EDT/ to 8 AM CDT /9 AM EDT/ Saturday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Frost Advisory issued May 1 at 10:24AM CDT until May 2 at 8:00AM CDT by NWS Chicago IL
Effective: Fri May 1, 2026, 10:24 AM
Expires: Fri May 1, 2026, 8:30 PM
* WHAT...Temperatures as low as 32 degrees Fahrenheit will result in frost formation. * WHERE...Portions of east central, north central, and northeast Illinois and northwest Indiana. * WHEN...From 1 AM CDT /2 AM EDT/ to 8 AM CDT /9 AM EDT/ Saturday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Flood Warning issued April 30 at 8:57PM CDT until May 5 at 1:00AM CDT by NWS Chicago IL
Effective: Thu April 30, 2026, 8:57 PM
Expires: Fri May 1, 2026, 3:00 PM
...The Flood Warning continues for the following rivers in Illinois... Fox River at Algonquin Lock & Dam tailwater affecting Kane, Lake IL and McHenry Counties. * WHAT...Moderate flooding is occurring and moderate 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 early Tuesday morning. * IMPACTS...At 11.0 feet, Structures threatened near Elgin Avenue and Corey Street south of East Dundee. Lincoln Avenue threatened in West Dundee. Filip Street and Fox River Drive threatened in Algonquin. Fox River Trail threatened south of downtown Elgin. * ADDITIONAL DETAILS... - At 8:30 PM CDT Thursday the stage was 11.0 feet. - Forecast...The river is expected to continue a gradual fall. - 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 Friday afternoon.
Flood Warning issued May 1 at 9:56AM CDT until May 5 at 1:00AM CDT by NWS Chicago IL
Effective: Fri May 1, 2026, 9:56 AM
Expires: Sat May 2, 2026, 4:00 AM
...The Flood Warning continues for the following rivers in Illinois... Fox River at Algonquin Lock & Dam tailwater affecting Lake IL, Kane and McHenry Counties. * WHAT...Moderate flooding is occurring and moderate 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 early Tuesday morning. * IMPACTS...At 11.0 feet, Structures threatened near Elgin Avenue and Corey Street south of East Dundee. Lincoln Avenue threatened in West Dundee. Filip Street and Fox River Drive threatened in Algonquin. Fox River Trail threatened south of downtown Elgin. * ADDITIONAL DETAILS... - At 9:30 AM CDT Friday the stage was 10.9 feet. - Forecast...The river is expected to continue a gradual fall. - 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 late tonight.
Weather Forecast
Air Quality
Nitrogen Dioxide: 13.45 μg/m3
Sulphur Dioxide: 4.64 μg/m3
Ozone: 69.44 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:50 PM
Daylight: 14 hrs 2 mins
Moon Transit: 12:21 AM
Moonset: 5:21 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:30 AM - 3:00 PM
Minor Periods
7:48 PM - 9:18 PM4:51 AM - 6:21 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 23.58 μg/m3
Sulphur Dioxide: 5.52 μg/m3
Ozone: 54.84 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:52 PM
Daylight: 14 hrs 4 mins
Moon Transit: 1:06 AM
Moonset: 5:49 AM
Moon Phase: Full
Moon Illumination: 98.4%
Best Times for Fishing or Hunting
Major Periods
12:36 AM - 3:06 AM1:16 PM - 3:46 PM
Minor Periods
8:52 PM - 10:22 PM5:19 AM - 6:49 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 13.66 μg/m3
Sulphur Dioxide: 2.81 μg/m3
Ozone: 71.08 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:53 PM
Daylight: 14 hrs 6 mins
Moon Transit: 1:54 AM
Moonset: 6:22 AM
Moon Phase: Full
Moon Illumination: 94.4%
Best Times for Fishing or Hunting
Major Periods
1:24 AM - 3:54 AM2:05 PM - 4:35 PM
Minor Periods
9:55 PM - 11:25 PM5:52 AM - 7:22 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.03 μg/m3
Sulphur Dioxide: 2.77 μg/m3
Ozone: 81.64 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 7:54 PM
Daylight: 14 hrs 9 mins
Moon Transit: 2:44 AM
Moonset: 7:02 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.0%
Best Times for Fishing or Hunting
Major Periods
2:14 AM - 4:44 AM2:56 PM - 5:26 PM
Minor Periods
12:00 AM - 12:00 AM6:32 AM - 8:02 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.59 μg/m3
Sulphur Dioxide: 3.24 μg/m3
Ozone: 75.46 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 7:55 PM
Daylight: 14 hrs 11 mins
Moon Transit: 3:35 AM
Moonset: 7:50 AM
Moon Phase: Waning Gibbous
Moon Illumination: 79.8%
Best Times for Fishing or Hunting
Major Periods
3:05 AM - 5:35 AM3:47 PM - 6:17 PM
Minor Periods
7:20 AM - 8:50 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
