Water Temperature of the Illinois River in La Grange, IL

Current Water Temperature

77.1°F

Measurement Time: Monday, June 8, 2026, 10:00 AM CDT

Temperature Locations

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Local Points of Interest

Versailles, IL; Beardstown, IL

Illinois River

Station Name: La Grange L&D 8
Data Source: USGS

Elevation Above Sea Level: 427 feet

Nearest Address:
Lock & Dam Road
La Grange, IL 62378
Cass County

GPS Coordinates: 39.9403, -90.5344

Nearby Water Temperatures

Illinois River, Florence, IL (21.6 mi)
Mason Tazewell Drainage Ditch, Topeka, IL (42.3 mi)
Mississippi River, Saverton, MO (43.4 mi)
Mississippi River, Clarksville, MO (43.9 mi)
Lick Creek, Springfield, IL (46.8 mi)
Mississippi River, Quincy, IL (47.4 mi)
Sugar Creek, Chatham, IL (50.4 mi)
Mississippi River, Canton, MO (53.8 mi)
Mississippi River, Keokuk, IA (54.3 mi)
Mississippi River, Cap Au Gris, MO (65.3 mi)
Illinois River, Peoria, IL (67.7 mi)
Mississippi River, Gladstone, IL (69.9 mi)
Mississippi River, Alton, IL (77 mi)
Missouri River, St Charles, MO (79.8 mi)
Mississippi River, New Boston, IL (90.8 mi)

Weather for La Grange, Illinois

Current Weather

72.7°F
Overcast
Overcast
76.8°F
73°F
99%
SE 4.3 mph
8.9 mph
70.6°F
66.6°F
0 in
100%
9 mi
1012 mbar
0

Five Day Weather Forecast

Patchy rain nearby
Sat
H: 83°F
L: 63°F
Moderate rain
Sun
H: 69°F
L: 55°F
Patchy rain nearby
Mon
H: 73°F
L: 52°F
Patchy rain nearby
Tue
H: 72°F
L: 56°F
Heavy rain
Wed
H: 74°F
L: 55°F

Air Quality

AQI: 1 - Good
PM2.5: 3.3 μg/m3
PM10: 3.6 μg/m3
Carbon Monoxide: 121 μg/m3
Nitrogen Dioxide: 8.5 μg/m3
Sulphur Dioxide: 1 μg/m3
Ozone: 53 μg/m3

Astronomical

Sunrise: 5:33 AM
Sun Transit: 1:02 PM
Sunset: 8:32 PM
Daylight: 14 hrs 59 mins
Moonrise: 3:42 AM
Moon Transit: 11:30 AM
Moonset: 7:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:00 AM - 1:30 PM

Minor Periods

6:58 PM - 8:28 PM
3:12 AM - 4:42 AM

Action Rating: 3 out of 5

Flood Warning issued June 13 at 11:53AM CDT by NWS Lincoln IL

Effective: Sat June 13, 2026, 11:53 AM
Expires: Sun June 14, 2026, 4:00 AM

...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Peoria affecting Peoria, Woodford and Tazewell Counties. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Beardstown affecting Schuyler, Brown, Cass and Morgan Counties. Illinois River near Havana affecting Mason, Cass and Fulton Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Beardstown. * WHEN...Until further notice. * IMPACTS...At 18.0 feet, Seepage problems begin in the Lost Creek Drainage and Levee District. * ADDITIONAL DETAILS... - At 10:45 AM CDT Saturday the stage was 14.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:45 AM CDT Saturday was 14.4 feet. - Forecast...The river is expected to rise to 17.3 feet Friday morning. Additional rises are possible thereafter. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood

Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov.


Flood Warning issued June 13 at 11:53AM CDT by NWS Lincoln IL

Effective: Sat June 13, 2026, 11:53 AM
Expires: Sun June 14, 2026, 4:00 AM

...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Peoria affecting Peoria, Woodford and Tazewell Counties. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Beardstown affecting Schuyler, Brown, Cass and Morgan Counties. Illinois River near Havana affecting Mason, Cass and Fulton Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Illinois River near Havana. * WHEN...Until further notice. * IMPACTS...At 19.5 feet, Access road to Anderson Lake north campground closed. * ADDITIONAL DETAILS... - At 10:45 AM CDT Saturday the stage was 15.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:45 AM CDT Saturday was 15.0 feet. - Forecast...The river is expected to rise to a crest of 17.9 feet early Thursday afternoon. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood

Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov.


Flood Warning issued June 13 at 11:49AM CDT until June 20 at 2:12AM CDT by NWS St Louis MO

Effective: Sat June 13, 2026, 11:49 AM
Expires: Mon June 15, 2026, 12:00 AM

...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Louisiana. * WHEN...Until late Friday night. * IMPACTS...At 17.0 feet, The parking area at the boat house floods. * ADDITIONAL DETAILS... - At 11:30 AM CDT Saturday the stage was 15.9 feet and rising. - Recent Activity...The river rose above flood stage on June 12. - Forecast...The river is expected to rise to a crest of 16.7 feet on Wednesday. It will then fall below flood stage Thursday evening. - Flood stage is 15.0 feet.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx


Flood Warning issued June 13 at 11:41AM CDT until June 18 at 7:00PM CDT by NWS St Louis MO

Effective: Sat June 13, 2026, 11:41 AM
Expires: Sun June 14, 2026, 11:45 PM

...The National Weather Service in St Louis has issued a Flood Warning for the following rivers in Missouri...Illinois... Mississippi River at Hannibal. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Hannibal. * WHEN...From Monday afternoon to Thursday evening. * IMPACTS...At 17.0 feet, John Hay Recreation Area on east side (inside the Illinois Sny Levee) begins flooding. * ADDITIONAL DETAILS... - At 11:15 AM CDT Saturday the stage was 17.0 feet. - Forecast...The river will fall below flood stage late this morning to 16.6 feet early tomorrow afternoon. It will then rise above flood stage early Monday afternoon to 17.3 feet Tuesday evening. It will fall below flood stage again early Wednesday afternoon. - Flood stage is 17.0 feet.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx


Flood Warning issued June 13 at 11:19AM CDT until June 14 at 7:00AM CDT by NWS Quad Cities IA IL

Effective: Sat June 13, 2026, 11:19 AM
Expires: Sun June 14, 2026, 7:00 AM

...The Flood Warning continues for the following rivers in Illinois... La Moine River at Colmar affecting Hancock and McDonough Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...La Moine River at Colmar. * WHEN...Until tomorrow morning. * IMPACTS...At 22.5 feet, Water affects lower roads around Birmingham. * ADDITIONAL DETAILS... - At 10:45 AM CDT Saturday the stage was 21.4 feet. - Forecast...The river is expected to fall below flood stage late this evening and continue falling to 6.2 feet Saturday, June 20. - Flood stage is 20.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. The next statement will be issued by Sunday morning at 700 AM CDT.


Saturday, June 13, 2026

Weather Forecast

Patchy rain nearby
82.6°F
63.1°F
72.4°F
79%
0.04 in
45%
0%
14.5 mph
7.5


Air Quality

AQI: 1 - Good
PM2.5: 4.14 μg/m3
PM10: 4.53 μg/m3
Carbon Monoxide: 126.63 μg/m3
Nitrogen Dioxide: 5.88 μg/m3
Sulphur Dioxide: 0.91 μg/m3
Ozone: 67.75 μg/m3

Astronomical

Sunrise: 5:33 AM
Sun Transit: 1:02 PM
Sunset: 8:32 PM
Daylight: 14 hrs 59 mins
Moonrise: 3:42 AM
Moon Transit: 11:30 AM
Moonset: 7:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:00 AM - 1:30 PM

Minor Periods

6:58 PM - 8:28 PM
3:12 AM - 4:42 AM

Action Rating: 3 out of 5

Sunday, June 14, 2026

Weather Forecast

Moderate rain
68.8°F
55.2°F
65.4°F
78%
0.58 in
78%
0%
19.2 mph
9.5


Air Quality

AQI: 1 - Good
PM2.5: 2.71 μg/m3
PM10: 2.98 μg/m3
Carbon Monoxide: 112.75 μg/m3
Nitrogen Dioxide: 3.13 μg/m3
Sulphur Dioxide: 0.33 μg/m3
Ozone: 73.29 μg/m3

Astronomical

Sunrise: 5:33 AM
Sun Transit: 1:02 PM
Sunset: 8:33 PM
Daylight: 15 hrs mins
Moonrise: 4:34 AM
Moon Transit: 12:36 AM
Moonset: 8:43 PM
Moon Phase: New
Moon Illumination: 0.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:06 AM - 2:36 PM

Minor Periods

8:13 PM - 9:43 PM
4:04 AM - 5:34 AM

Action Rating: 5 out of 5

Monday, June 15, 2026

Weather Forecast

Patchy rain nearby
73.2°F
51.8°F
62.4°F
73%
0.01 in
36%
0%
11.2 mph
8.7


Air Quality

AQI: 1 - Good
PM2.5: 3.27 μg/m3
PM10: 3.47 μg/m3
Carbon Monoxide: 115.67 μg/m3
Nitrogen Dioxide: 7.4 μg/m3
Sulphur Dioxide: 0.28 μg/m3
Ozone: 69.5 μg/m3

Astronomical

Sunrise: 5:33 AM
Sun Transit: 1:02 PM
Sunset: 8:33 PM
Daylight: 15 hrs mins
Moonrise: 5:38 AM
Moon Transit: 1:44 PM
Moonset: 9:46 PM
Moon Phase: New
Moon Illumination: 3.8%

Best Times for Fishing or Hunting

Major Periods

12:35 AM - 3:05 AM
1:14 PM - 3:44 PM

Minor Periods

9:16 PM - 10:46 PM
5:08 AM - 6:38 AM

Action Rating: 4 out of 5

Tuesday, June 16, 2026

Weather Forecast

Patchy rain nearby
72.2°F
56.2°F
62.3°F
87%
0.15 in
75%
0%
15 mph
5.3


Air Quality

AQI: 1 - Good
PM2.5: 3.38 μg/m3
PM10: 3.74 μg/m3
Carbon Monoxide: 119.63 μg/m3
Nitrogen Dioxide: 4.06 μg/m3
Sulphur Dioxide: 0.54 μg/m3
Ozone: 72.96 μg/m3

Astronomical

Sunrise: 5:33 AM
Sun Transit: 1:02 PM
Sunset: 8:33 PM
Daylight: 15 hrs 1 mins
Moonrise: 6:53 AM
Moon Transit: 2:49 PM
Moonset: 10:37 PM
Moon Phase: New
Moon Illumination: 1.0%

Best Times for Fishing or Hunting

Major Periods

1:43 AM - 4:13 AM
2:19 PM - 4:49 PM

Minor Periods

10:07 PM - 11:37 PM
6:23 AM - 7:53 AM

Action Rating: 3 out of 5

Wednesday, June 17, 2026

Weather Forecast

Heavy rain
73.9°F
54.6°F
66.5°F
84%
1.41 in
82%
0%
27.5 mph
6.6


Air Quality

AQI: 1 - Good
PM2.5: 3.14 μg/m3
PM10: 3.42 μg/m3
Carbon Monoxide: 136.44 μg/m3
Nitrogen Dioxide: 6.11 μg/m3
Sulphur Dioxide: 0.97 μg/m3
Ozone: 68.42 μg/m3

Astronomical

Sunrise: 5:33 AM
Sun Transit: 1:03 PM
Sunset: 8:34 PM
Daylight: 15 hrs 1 mins
Moonrise: 8:12 AM
Moon Transit: 3:50 PM
Moonset: 11:16 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.6%

Best Times for Fishing or Hunting

Major Periods

2:46 AM - 5:16 AM
3:20 PM - 5:50 PM

Minor Periods

12:00 AM - 12:00 AM
7:42 AM - 9:12 AM

Action Rating: 3 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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