Water Temperature of the Cal-Sag Channel in Blue Island, IL

Current Water Temperature

32.0°F

Measurement Time: Monday, August 31, 2026, 9:07 PM CDT

Temperature Locations

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Local Points of Interest

Calumet-Saganashkee Channel; Little Calumet River

Cal-Sag Channel

Station 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

78°F
Isolated Showers And Thunderstorms
Isolated Showers And Thunderstorms
77%
SW 5 mph
70°F

Weather Forecast

Isolated Showers And Thunderstorms
Overnight
75°F - Isolated Showers And Thunderstorms
Isolated Showers And Thunderstorms
Tuesday
93°F - Isolated Showers And Thunderstorms
Isolated Showers And Thunderstorms then Mostly Clear
Tuesday Night
76°F - Isolated Showers And Thunderstorms then Mostly Clear
Mostly Sunny
Wednesday
94°F - Mostly Sunny
Partly Cloudy
Wednesday Night
76°F - Partly Cloudy
Scattered Showers And Thunderstorms
Thursday
89°F - Scattered Showers And Thunderstorms
Scattered Showers And Thunderstorms
Thursday Night
76°F - Scattered Showers And Thunderstorms
Scattered Showers And Thunderstorms
Friday
87°F - Scattered Showers And Thunderstorms
Partly Cloudy then Slight Chance Showers And Thunderstorms
Friday Night
74°F - Partly Cloudy then Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
Saturday
88°F - Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
Saturday Night
71°F - Slight Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Sunday
85°F - Chance Showers And Thunderstorms
Slight Chance Rain Showers
Sunday Night
69°F - Slight Chance Rain Showers
Slight Chance Rain Showers then Mostly Sunny
Labor Day
80°F - Slight Chance Rain Showers then Mostly Sunny

Astronomical

Sunrise: 6:17 AM
Sun Transit: 12:50 AM
Sunset: 7:23 PM
Daylight: 13 hrs 7 mins
Moonrise: 9:18 PM
Moon Transit: 3:55 AM
Moonset: 11:15 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%

Best Times for Fishing or Hunting

Major Periods

3:25 AM - 5:55 AM
4:10 PM - 6:40 PM

Minor Periods

8:48 PM - 10:18 PM
10:45 AM - 12:15 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:17 AM
Sun Transit: 12:50 AM
Sunset: 7:23 PM
Daylight: 13 hrs 7 mins
Moonrise: 9:18 PM
Moon Transit: 3:55 AM
Moonset: 11:15 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%

Best Times for Fishing or Hunting

Major Periods

3:25 AM - 5:55 AM
4:10 PM - 6:40 PM

Minor Periods

8:48 PM - 10:18 PM
10:45 AM - 12:15 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:17 AM
Sun Transit: 12:50 AM
Sunset: 7:23 PM
Daylight: 13 hrs 7 mins
Moonrise: 9:18 PM
Moon Transit: 3:55 AM
Moonset: 11:15 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%

Best Times for Fishing or Hunting

Major Periods

3:25 AM - 5:55 AM
4:10 PM - 6:40 PM

Minor Periods

8:48 PM - 10:18 PM
10:45 AM - 12:15 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:17 AM
Sun Transit: 12:50 AM
Sunset: 7:23 PM
Daylight: 13 hrs 7 mins
Moonrise: 9:18 PM
Moon Transit: 3:55 AM
Moonset: 11:15 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%

Best Times for Fishing or Hunting

Major Periods

3:25 AM - 5:55 AM
4:10 PM - 6:40 PM

Minor Periods

8:48 PM - 10:18 PM
10:45 AM - 12:15 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:18 AM
Sun Transit: 12:50 AM
Sunset: 7:22 PM
Daylight: 13 hrs 4 mins
Moonrise: 9:53 PM
Moon Transit: 4:47 AM
Moonset: 12:31 AM
Moon Phase: Waning Gibbous
Moon Illumination: 60.5%

Best Times for Fishing or Hunting

Major Periods

4:17 AM - 6:47 AM
5:04 PM - 7:34 PM

Minor Periods

9:23 PM - 10:53 PM
12:01 AM - 1:31 PM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:18 AM
Sun Transit: 12:50 AM
Sunset: 7:22 PM
Daylight: 13 hrs 4 mins
Moonrise: 9:53 PM
Moon Transit: 4:47 AM
Moonset: 12:31 AM
Moon Phase: Waning Gibbous
Moon Illumination: 60.5%

Best Times for Fishing or Hunting

Major Periods

4:17 AM - 6:47 AM
5:04 PM - 7:34 PM

Minor Periods

9:23 PM - 10:53 PM
12:01 AM - 1:31 PM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:19 AM
Sun Transit: 12:49 AM
Sunset: 7:20 PM
Daylight: 13 hrs 1 mins
Moonrise: 10:38 PM
Moon Transit: 5:44 AM
Moonset: 1:45 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:14 AM - 7:44 AM
6:03 PM - 8:33 PM

Minor Periods

10:08 PM - 11:38 PM
1:15 PM - 2:45 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:19 AM
Sun Transit: 12:49 AM
Sunset: 7:20 PM
Daylight: 13 hrs 1 mins
Moonrise: 10:38 PM
Moon Transit: 5:44 AM
Moonset: 1:45 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:14 AM - 7:44 AM
6:03 PM - 8:33 PM

Minor Periods

10:08 PM - 11:38 PM
1:15 PM - 2:45 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:20 AM
Sun Transit: 12:49 AM
Sunset: 7:18 PM
Daylight: 12 hrs 58 mins
Moonrise: 11:34 PM
Moon Transit: 6:44 AM
Moonset: 2:57 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:14 AM - 8:44 AM
7:05 PM - 9:35 PM

Minor Periods

12:00 AM - 12:00 AM
2:27 PM - 3:57 PM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:20 AM
Sun Transit: 12:49 AM
Sunset: 7:18 PM
Daylight: 12 hrs 58 mins
Moonrise: 11:34 PM
Moon Transit: 6:44 AM
Moonset: 2:57 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:14 AM - 8:44 AM
7:05 PM - 9:35 PM

Minor Periods

12:00 AM - 12:00 AM
2:27 PM - 3:57 PM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:21 AM
Sun Transit: 12:49 AM
Sunset: 7:17 PM
Daylight: 12 hrs 56 mins
Moonrise: 12:34 AM
Moon Transit: 7:47 AM
Moonset: 3:59 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:17 AM - 9:47 AM
8:08 PM - 10:38 PM

Minor Periods

3:29 PM - 4:59 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:21 AM
Sun Transit: 12:49 AM
Sunset: 7:17 PM
Daylight: 12 hrs 56 mins
Moonrise: 12:34 AM
Moon Transit: 7:47 AM
Moonset: 3:59 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:17 AM - 9:47 AM
8:08 PM - 10:38 PM

Minor Periods

3:29 PM - 4:59 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:22 AM
Sun Transit: 12:48 AM
Sunset: 7:15 PM
Daylight: 12 hrs 53 mins
Moonrise: 12:42 AM
Moon Transit: 8:49 AM
Moonset: 4:50 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:19 AM - 10:49 AM
9:09 PM - 11:39 PM

Minor Periods

4:20 PM - 5:50 PM
12:12 AM - 1:42 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:22 AM
Sun Transit: 12:48 AM
Sunset: 7:15 PM
Daylight: 12 hrs 53 mins
Moonrise: 12:42 AM
Moon Transit: 8:49 AM
Moonset: 4:50 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:19 AM - 10:49 AM
9:09 PM - 11:39 PM

Minor Periods

4:20 PM - 5:50 PM
12:12 AM - 1:42 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:23 AM
Sun Transit: 12:48 AM
Sunset: 7:13 PM
Daylight: 12 hrs 50 mins
Moonrise: 1:57 AM
Moon Transit: 9:49 AM
Moonset: 5:29 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:19 AM - 11:49 AM

Minor Periods

4:59 PM - 6:29 PM
1:27 AM - 2:57 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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