Water Temperature of the Illinois River in Florence, IL

Current Water Temperature

61.5°F

Measurement Time: Monday, May 4, 2026, 3:30 PM CDT

Temperature Locations

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Local Points of Interest

Florence Bridge

Illinois River

Station Name: ILLINOIS RIVER AT FLORENCE, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 427 feet

Nearest Address:
State Rte 100
Florence, IL 62363
Pike County

GPS Coordinates: 39.63277778, -90.6077778

Nearby Water Temperatures

Illinois River, La Grange, IL (21.6 mi)
Mississippi River, Clarksville, MO (23.9 mi)
Mississippi River, Saverton, MO (34.1 mi)
Mississippi River, Cap Au Gris, MO (43.7 mi)
Mississippi River, Quincy, IL (47.4 mi)
Lick Creek, Springfield, IL (48.5 mi)
Sugar Creek, Chatham, IL (50.5 mi)
Mississippi River, Alton, IL (58.4 mi)
Missouri River, St Charles, MO (59 mi)
Mississippi River, Canton, MO (59.7 mi)
Mason Tazewell Drainage Ditch, Topeka, IL (60.4 mi)
Mississippi River, Keokuk, IA (66.4 mi)
Missouri River, Labadle, MO (74.8 mi)
Missouri River, Hermann, MO (77.8 mi)
Illinois River, Peoria, IL (86.4 mi)

Weather for Florence, Illinois

Current Weather

73°F
Clear
Clear
76.8°F
68.6°F
57%
SSW 9.4 mph
19.7 mph
68.3°F
56.5°F
0 in
0%
9 mi
1002 mbar
0

Five Day Weather Forecast

Patchy rain nearby
Mon
H: 84°F
L: 57°F
Moderate rain
Tue
H: 57°F
L: 48°F
Patchy rain nearby
Wed
H: 57°F
L: 44°F
Partly Cloudy
Thu
H: 62°F
L: 41°F
Patchy rain nearby
Fri
H: 66°F
L: 46°F

Air Quality

AQI: 1 - Good
PM2.5: 5.55 μg/m3
PM10: 6.25 μg/m3
Carbon Monoxide: 149.85 μg/m3
Nitrogen Dioxide: 5.05 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 76 μg/m3

Astronomical

Sunrise: 5:59 AM
Sun Transit: 1:00 PM
Sunset: 8:00 PM
Daylight: 14 hrs mins
Moonrise: 11:23 PM
Moon Transit: 2:55 AM
Moonset: 7:21 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.0%

Best Times for Fishing or Hunting

Major Periods

2:25 AM - 4:55 AM
2:45 PM - 5:15 PM

Minor Periods

12:00 AM - 12:00 AM
6:51 AM - 8:21 AM

Action Rating: 2 out of 5

Flood Warning issued May 3 at 8:30PM CDT until May 10 at 1:00AM CDT by NWS St Louis MO

Effective: Sun May 3, 2026, 8:30 PM
Expires: Tue May 5, 2026, 8:30 AM

...The Flood Warning continues for the following river in Illinois... Illinois River at Valley City. Illinois River at Hardin. 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...Illinois River at Valley City. * WHEN...Until late Saturday night. * IMPACTS...At 14.0 feet, The road to Norbut Fish and Wildlife area is flooded. * ADDITIONAL DETAILS... - At 8:00 PM CDT Sunday the stage was 15.0 feet. - Forecast...The river is expected to fall below flood stage Friday evening. - Flood stage is 14.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions change. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx


Flood Warning issued May 4 at 10:52AM CDT until May 7 at 7:00PM CDT by NWS St Louis MO

Effective: Mon May 4, 2026, 10:52 AM
Expires: Tue May 5, 2026, 11:00 PM

...The Flood Warning continues for the following rivers in Illinois... Illinois River at Valley City. Illinois River at Hardin. 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...Illinois River at Valley City. * WHEN...Until Thursday evening. * IMPACTS...At 14.0 feet, The road to Norbut Fish and Wildlife area is flooded. * ADDITIONAL DETAILS... - At 10:30 AM CDT Monday the stage was 14.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:30 AM CDT Monday was 15.1 feet. - Forecast...The river is expected to fall below flood stage early Wednesday afternoon and continue falling to 11.8 feet Monday, May 11. - Flood stage is 14.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions change. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx


Flood Warning issued May 3 at 8:30PM CDT by NWS St Louis MO

Effective: Sun May 3, 2026, 8:30 PM
Expires: Tue May 5, 2026, 8:30 AM

...The Flood Warning continues for the following river in Illinois... Illinois River at Valley City. Illinois River at Hardin. 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...Illinois River at Hardin. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 8:00 PM CDT Sunday the stage was 27.0 feet. - Forecast...The river is expected to continue to fall to near 26.6 feet Tuesday morning. - Flood stage is 25.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions change. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx


Flood Warning issued May 4 at 10:52AM CDT until May 8 at 7:00PM CDT by NWS St Louis MO

Effective: Mon May 4, 2026, 10:52 AM
Expires: Tue May 5, 2026, 11:00 PM

...The Flood Warning continues for the following rivers in Illinois... Illinois River at Valley City. Illinois River at Hardin. 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...Illinois River at Hardin. * WHEN...Until Friday evening. * IMPACTS...At 25.0 feet, Flood Stage. Lowland flooding of unprotected agricultural land begins. * ADDITIONAL DETAILS... - At 10:30 AM CDT Monday the stage was 26.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:30 AM CDT Monday was 27.4 feet. - Forecast...The river is expected to fall below flood stage early Thursday afternoon and continue falling to 23.5 feet Monday, May 11. - Flood stage is 25.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions change. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx


Blowing Dust Advisory issued May 4 at 2:37AM CDT until May 4 at 6:00PM CDT by NWS Lincoln IL

Effective: Mon May 4, 2026, 2:37 AM
Expires: Mon May 4, 2026, 6:00 PM

* WHAT...Localized visibility below one-half mile in blowing dust expected. * WHERE...Portions of central, east central, and west central Illinois. * WHEN...From 11 AM this morning to 6 PM CDT this evening. * IMPACTS...Hazardous driving conditions due to locally reduced visibility.

If you encounter blowing dust on the roadway or see it approaching, pull off the road as far as possible and put your vehicle in park. Turn the lights all the way off and keep foot off the brake pedal. Remember, 'Pull Aside, Stay Alive'.


Monday, May 4, 2026

Weather Forecast

Patchy rain nearby
83.7°F
56.7°F
68.5°F
63%
0.03 in
78%
0%
19.5 mph
6.7


Air Quality

AQI: 1 - Good
PM2.5: 6.17 μg/m3
PM10: 6.91 μg/m3
Carbon Monoxide: 167.81 μg/m3
Nitrogen Dioxide: 6.09 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 82.56 μg/m3

Astronomical

Sunrise: 5:59 AM
Sun Transit: 1:00 PM
Sunset: 8:00 PM
Daylight: 14 hrs mins
Moonrise: 11:23 PM
Moon Transit: 2:55 AM
Moonset: 7:21 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.0%

Best Times for Fishing or Hunting

Major Periods

2:25 AM - 4:55 AM
2:45 PM - 5:15 PM

Minor Periods

12:00 AM - 12:00 AM
6:51 AM - 8:21 AM

Action Rating: 2 out of 5

Tuesday, May 5, 2026

Weather Forecast

Moderate rain
56.8°F
47.8°F
52°F
77%
0.27 in
90%
0%
14.5 mph
1.4


Air Quality

AQI: 1 - Good
PM2.5: 5.08 μg/m3
PM10: 6 μg/m3
Carbon Monoxide: 151.29 μg/m3
Nitrogen Dioxide: 4.51 μg/m3
Sulphur Dioxide: 1.48 μg/m3
Ozone: 78.76 μg/m3

Astronomical

Sunrise: 5:58 AM
Sun Transit: 1:00 PM
Sunset: 8:01 PM
Daylight: 14 hrs 2 mins
Moonrise: 12:23 AM
Moon Transit: 3:46 AM
Moonset: 8:10 AM
Moon Phase: Waning Gibbous
Moon Illumination: 79.8%

Best Times for Fishing or Hunting

Major Periods

3:16 AM - 5:46 AM
3:37 PM - 6:07 PM

Minor Periods

7:40 AM - 9:10 AM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, May 6, 2026

Weather Forecast

Patchy rain nearby
56.9°F
43.6°F
49.2°F
77%
0.11 in
83%
0%
7.2 mph
4.8


Air Quality

AQI: 1 - Good
PM2.5: 2.81 μg/m3
PM10: 3.4 μg/m3
Carbon Monoxide: 154.69 μg/m3
Nitrogen Dioxide: 4.09 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 75.64 μg/m3

Astronomical

Sunrise: 5:57 AM
Sun Transit: 1:00 PM
Sunset: 8:02 PM
Daylight: 14 hrs 4 mins
Moonrise: 12:13 AM
Moon Transit: 4:37 AM
Moonset: 9:05 AM
Moon Phase: Waning Gibbous
Moon Illumination: 70.0%

Best Times for Fishing or Hunting

Major Periods

4:07 AM - 6:37 AM
4:28 PM - 6:58 PM

Minor Periods

8:35 AM - 10:05 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Thursday, May 7, 2026

Weather Forecast

Partly Cloudy
62°F
40.5°F
51°F
73%
0 in
0%
0%
13.6 mph
6.7


Air Quality

AQI: 1 - Good
PM2.5: 3.42 μg/m3
PM10: 3.62 μg/m3
Carbon Monoxide: 151.4 μg/m3
Nitrogen Dioxide: 3.69 μg/m3
Sulphur Dioxide: 1.01 μg/m3
Ozone: 74.72 μg/m3

Astronomical

Sunrise: 5:56 AM
Sun Transit: 1:00 PM
Sunset: 8:03 PM
Daylight: 14 hrs 7 mins
Moonrise: 12:56 AM
Moon Transit: 5:28 AM
Moonset: 10:05 AM
Moon Phase: Waning Gibbous
Moon Illumination: 59.1%

Best Times for Fishing or Hunting

Major Periods

4:58 AM - 7:28 AM
5:17 PM - 7:47 PM

Minor Periods

9:35 AM - 11:05 AM
12:26 AM - 1:56 AM

Action Rating: 3 out of 5

Friday, May 8, 2026

Weather Forecast

Patchy rain nearby
66.2°F
46°F
54.1°F
82%
0.18 in
85%
0%
17.9 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 6.37 μg/m3
PM10: 6.63 μg/m3
Carbon Monoxide: 180.23 μg/m3
Nitrogen Dioxide: 9.04 μg/m3
Sulphur Dioxide: 1.67 μg/m3
Ozone: 57.38 μg/m3

Astronomical

Sunrise: 5:55 AM
Sun Transit: 12:58 AM
Sunset: 8:04 PM
Daylight: 14 hrs 9 mins
Moonrise: 1:31 AM
Moon Transit: 6:16 AM
Moonset: 11:08 AM
Moon Phase: Last Quarter
Moon Illumination: 47.9%

Best Times for Fishing or Hunting

Major Periods

5:46 AM - 8:16 AM
6:05 PM - 8:35 PM

Minor Periods

10:38 AM - 12:08 AM
1:01 AM - 2:31 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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