Water Temperature of the Cal-Sag Channel in Blue Island, IL
Current Water Temperature
Measurement Time: Monday, June 22, 2026, 10:54 AM CDT
Temperature Locations
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Local Points of Interest
Calumet-Saganashkee Channel; Little Calumet RiverStation Name: CALUMET SAG CHANNEL AT BLUE ISLAND, IL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 597 feet
Nearest Address:
13198 Division St
Blue Island, IL 60406
Cook County
GPS Coordinates: 41.65281186, -87.670326
Nearby Water Temperatures
Grand Calumet River, Chicago, IL (5.6 mi)Grand Calumet River, Hammond, IN (9.1 mi)
Indiana Harbor Canal, East Chicago, IN (10.4 mi)
Hart Ditch, Munster, IN (11.7 mi)
Chicago River, Chicago, IL (12.8 mi)
Plum Creek, Dyer, IN (13 mi)
Little Calumet River, Gary, IN (15.1 mi)
Lake Michigan, Chicago, IL (17.4 mi)
Chicago Sanitary and Ship Canal, Romeoville, IL (20.1 mi)
Deep River, Lake Station, IN (20.3 mi)
Des Plaines River, Lockport, IL (21.8 mi)
Des Plaines River, Joliet, IL (22.8 mi)
Des Plaines River, Rockdale, IL (24.9 mi)
Des Plaines River, Channahon, IL (32.6 mi)
Lake Michigan, Wilmette, IL (33.3 mi)
Weather for Blue Island, Illinois
Current Weather

Five Day Weather Forecast

Mon
H: 74°F
L: 58°F

Tue
H: 75°F
L: 55°F

Wed
H: 76°F
L: 60°F

Thu
H: 80°F
L: 62°F

Fri
H: 76°F
L: 64°F
Air Quality
Nitrogen Dioxide: 2.8 μg/m3
Sulphur Dioxide: 1.5 μg/m3
Ozone: 94 μg/m3
Astronomical
Sun Transit: 12:52 AM
Sunset: 8:29 PM
Daylight: 15 hrs 13 mins
Moon Transit: 7:33 PM
Moonset: 12:46 AM
Moon Phase: First Quarter
Moon Illumination: 49.7%
Best Times for Fishing or Hunting
Major Periods
7:02 AM - 9:32 AM7:03 PM - 9:33 PM
Minor Periods
1:22 PM - 2:52 PM12:16 AM - 1:46 AM
Action Rating: 2 out of 5
Flood Warning issued June 22 at 9:53AM CDT until June 23 at 7:32AM CDT by NWS Chicago IL
Effective: Mon June 22, 2026, 9:53 AM
Expires: Tue June 23, 2026, 4:00 AM
...The Flood Warning is extended for the following rivers in Illinois... Thorn Creek at Thornton affecting Cook County. ...The Flood Warning continues for the following rivers in Indiana... Illinois... Little Calumet River at Munster (Hohman Avenue) affecting Lake IN and Cook Counties. * WHAT...Minor flooding is occurring and forecasted to continue. * WHERE...Thorn Creek from Near Glenwood downstream to confluence with Little Calumet River, including the Thornton gauge. * WHEN...Until tomorrow morning. * IMPACTS...At 12.0 feet, Structures threatened along Glenwood Thornton Road north of Glenwood. * ADDITIONAL DETAILS... - At 9:30 AM CDT Monday the stage was 11.4 feet. - Forecast...The river is expected to rise to a crest of 12.0 feet this afternoon before falling below flood stage tonight. - Flood stage is 9.0 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.
Flood Warning issued June 22 at 9:53AM CDT until June 23 at 1:00AM CDT by NWS Chicago IL
Effective: Mon June 22, 2026, 9:53 AM
Expires: Tue June 23, 2026, 1:00 AM
...The Flood Warning is extended for the following rivers in Illinois... Thorn Creek at Thornton affecting Cook County. ...The Flood Warning continues for the following rivers in Indiana... Illinois... Little Calumet River at Munster (Hohman Avenue) affecting Lake IN and Cook Counties. * WHAT...Minor flooding is occurring and forecasted to continue. * WHERE...Little Calumet River from IN-912 in Hammond downstream to confluence with Thorn Creek in South Holland, including the Munster (Hohman Avenue) gauge. * WHEN...Until just after midnight tonight. * IMPACTS...At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. * ADDITIONAL DETAILS... - At 9:00 AM CDT Monday the stage was 12.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 AM CDT Monday was 13.2 feet. - Forecast...The river is expected to fall below flood stage this evening. - Flood stage is 12.0 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.
Beach Hazards Statement issued June 22 at 10:18AM CDT until June 23 at 4:00AM CDT by NWS Chicago IL
Effective: Mon June 22, 2026, 10:18 AM
Expires: Mon June 22, 2026, 6:30 PM
* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 4 to 6 feet expected. * WHERE...In Illinois, Central Cook County. In Indiana, Lake and Porter Counties. * WHEN...Through late tonight. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. For information on swim advisories or bans at Chicago beaches: www. cpdbeaches. com.
Remain out of the water to avoid dangerous swimming conditions and do not venture out onto piers, jetties, breakwalls, or other shoreline structures.
Beach Hazards Statement issued June 22 at 2:52PM CDT until June 23 at 4:00AM CDT by NWS Chicago IL
Effective: Mon June 22, 2026, 2:52 PM
Expires: Mon June 22, 2026, 11:00 PM
* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 3 to 6 feet expected. * WHERE...In Illinois, Central Cook County. In Indiana, Lake and Porter Counties. * WHEN...Through late tonight. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. For information on swim advisories or bans at Chicago beaches: www. cpdbeaches. com.
Remain out of the water to avoid dangerous swimming conditions and do not venture out onto piers, jetties, breakwalls, or other shoreline structures.
Small Craft Advisory issued June 22 at 9:14AM CDT until June 23 at 4:00AM CDT by NWS Chicago IL
Effective: Mon June 22, 2026, 9:14 AM
Expires: Mon June 22, 2026, 5:15 PM
* WHAT...North winds to 25 kt and significant waves to 6 ft occasionally to 8 ft. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 4 AM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft.
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.97 μg/m3
Sulphur Dioxide: 1.2 μg/m3
Ozone: 74.67 μg/m3
Astronomical
Sun Transit: 12:52 AM
Sunset: 8:29 PM
Daylight: 15 hrs 13 mins
Moon Transit: 7:33 PM
Moonset: 12:46 AM
Moon Phase: First Quarter
Moon Illumination: 49.7%
Best Times for Fishing or Hunting
Major Periods
7:02 AM - 9:32 AM7:03 PM - 9:33 PM
Minor Periods
1:22 PM - 2:52 PM12:16 AM - 1:46 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.97 μg/m3
Sulphur Dioxide: 2.06 μg/m3
Ozone: 55.75 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 8:29 PM
Daylight: 15 hrs 13 mins
Moon Transit: 8:16 PM
Moonset: 1:06 AM
Moon Phase: First Quarter
Moon Illumination: 61.0%
Best Times for Fishing or Hunting
Major Periods
7:44 AM - 10:14 AM7:46 PM - 10:16 PM
Minor Periods
2:26 PM - 3:56 PM12:36 AM - 2:06 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 16.24 μg/m3
Sulphur Dioxide: 5 μg/m3
Ozone: 58.33 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 8:29 PM
Daylight: 15 hrs 12 mins
Moon Transit: 9:00 PM
Moonset: 1:28 AM
Moon Phase: First Quarter
Moon Illumination: 71.7%
Best Times for Fishing or Hunting
Major Periods
8:27 AM - 10:57 AM8:30 PM - 11:00 PM
Minor Periods
3:31 PM - 5:01 PM12:58 AM - 2:28 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.8 μg/m3
Sulphur Dioxide: 1.76 μg/m3
Ozone: 78 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 8:29 PM
Daylight: 15 hrs 12 mins
Moon Transit: 9:46 PM
Moonset: 1:53 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.2%
Best Times for Fishing or Hunting
Major Periods
9:12 AM - 11:42 AM9:16 PM - 11:46 PM
Minor Periods
4:35 PM - 6:05 PM1:23 AM - 2:53 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 19.94 μg/m3
Sulphur Dioxide: 1.65 μg/m3
Ozone: 33.38 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 8:30 PM
Daylight: 15 hrs 12 mins
Moon Transit: 10:35 PM
Moonset: 2:23 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.2%
Best Times for Fishing or Hunting
Major Periods
9:59 AM - 12:29 AM12:00 AM - 12:00 AM
Minor Periods
5:38 PM - 7:08 PM1:53 AM - 3:23 AM
Action Rating: 2 out of 5
