Water Temperature of the Mississippi River in Rock Island, IL

Current Water Temperature

32.0°F

Measurement Time: Sunday, December 14, 2025, 9:00 AM CST

Temperature Locations

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Local Points of Interest

Davenport, IA; Arsenal Island

Mississippi River

Station Name: Rock Island L&D 15
Data Source: USGS

Elevation Above Sea Level: 555 feet

Nearest Address:
Rodman Avenue
Rock Island, IL 52801
Rock Island County

GPS Coordinates: 41.5181, -90.5647

Nearby Water Temperatures

Mississippi River, Le Claire, IA (9.3 mi)
Mississippi River, Illinois City, IL (23.9 mi)
Mississippi River, Camanche, IA (24.3 mi)
Beaver Slough, Clinton, IA (28.8 mi)
Mississippi River, Fulton, IL (33.4 mi)
Mississippi River, Fulton, IL (33.7 mi)
Mississippi River, New Boston, IL (34.1 mi)
North Fork Maquoketa River, Maquoketa, IA (45.4 mi)
Mississippi River, Gladstone, IL (50 mi)
Mississippi River, Bellevue, IA (51.8 mi)
Illinois River, Henry, IL (68.8 mi)
Morgan Creek, Cedar Rapids, IA (69.7 mi)
Mississippi River, Dubuque, IA (70.7 mi)
Cedar River, Palo, IA (73.5 mi)
Illinois River, Peoria, IL (78.3 mi)

Weather for Rock Island, Illinois

Current Weather

63°F
Overcast
Overcast
63°F
60.1°F
75%
W 17.4 mph
26.8 mph
57.9°F
53.4°F
0 in
25%
9 mi
1003 mbar
0

Five Day Weather Forecast

Heavy rain
Mon
H: 79°F
L: 57°F
Overcast
Tue
H: 61°F
L: 48°F
Partly Cloudy
Wed
H: 59°F
L: 45°F
Patchy rain nearby
Thu
H: 55°F
L: 43°F
Patchy rain nearby
Fri
H: 55°F
L: 38°F

Air Quality

AQI: 1 - Good
PM2.5: 2.05 μg/m3
PM10: 2.05 μg/m3
Carbon Monoxide: 174.85 μg/m3
Nitrogen Dioxide: 3.25 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 74 μg/m3

Astronomical

Sunrise: 6:05 AM
Sun Transit: 1:00 PM
Sunset: 7:56 PM
Daylight: 13 hrs 51 mins
Moonrise: 4:10 PM
Moon Transit: 10:24 PM
Moonset: 4:07 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.8%

Best Times for Fishing or Hunting

Major Periods

9:28 AM - 11:58 AM
12:00 AM - 12:00 AM

Minor Periods

3:40 PM - 5:10 PM
3:37 AM - 5:07 AM

Action Rating: 2 out of 5

Flood Warning issued April 26 at 8:48PM CDT until April 28 at 1:00AM CDT by NWS Quad Cities IA IL

Effective: Sun April 26, 2026, 8:48 PM
Expires: Mon April 27, 2026, 9:00 PM

...The Flood Warning is extended for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at Keithsburg affecting Mercer, Des Moines, Henderson and Louisa Counties. Mississippi River at Burlington affecting Des Moines, Lee, Henderson and Hancock Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. ...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Muscatine affecting Rock Island, Muscatine, Mercer and Louisa Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Ill. City LD16. * WHEN...Until early Tuesday morning. * IMPACTS...At 16.0 feet, Water affects the park at Andalusia. * ADDITIONAL DETAILS... - At 8:30 PM CDT Sunday the stage was 15.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Sunday was 15.6 feet. - Forecast...The river is expected to fall below flood stage tomorrow morning and continue falling to 12.3 feet Sunday, May 03. - Flood stage is 15.0 feet.

Caution is urged when walking near riverbanks. 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 Monday evening at 700 PM CDT.


Flood Warning issued April 26 at 8:48PM CDT until April 28 at 7:00PM CDT by NWS Quad Cities IA IL

Effective: Sun April 26, 2026, 8:48 PM
Expires: Mon April 27, 2026, 9:00 PM

...The Flood Warning is extended for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at Keithsburg affecting Mercer, Des Moines, Henderson and Louisa Counties. Mississippi River at Burlington affecting Des Moines, Lee, Henderson and Hancock Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. ...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Muscatine affecting Rock Island, Muscatine, Mercer and Louisa Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Muscatine. * WHEN...Until Tuesday evening. * IMPACTS...At 16.0 feet, Water affects the lower portion of the Riverside Park parking lot. * ADDITIONAL DETAILS... - At 8:15 PM CDT Sunday the stage was 16.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:15 PM CDT Sunday was 17.3 feet. - Forecast...The river is expected to fall below flood stage early Tuesday morning and continue falling to 13.5 feet Sunday, May 03. - Flood stage is 16.0 feet.

Caution is urged when walking near riverbanks. 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 Monday evening at 700 PM CDT.


Flood Warning issued April 26 at 7:30PM CDT until May 3 at 3:00PM CDT by NWS Quad Cities IA IL

Effective: Sun April 26, 2026, 7:30 PM
Expires: Mon April 27, 2026, 7:30 PM

...The Flood Warning is extended for the following rivers in Illinois... Rock River at Moline affecting Henry IL and Rock Island Counties. Rock River near Joslin affecting Henry IL, Whiteside and Rock Island Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Rock River near Joslin. * WHEN...Until Sunday, May 03. * IMPACTS...At 14.0 feet, Water affects residences in outlying areas immediately along the river including basements, yards, driveways, and access roads. * ADDITIONAL DETAILS... - At 6:45 PM CDT Sunday the stage was 13.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:45 PM CDT Sunday was 14.4 feet. - Forecast...The river is expected to fall below flood stage Sunday, May 03 and continue falling to 11.8 feet Sunday, May 03. - Flood stage is 12.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. The next statement will be issued by Monday evening at 730 PM CDT.


Flood Warning issued April 26 at 7:30PM CDT until May 2 at 9:00AM CDT by NWS Quad Cities IA IL

Effective: Sun April 26, 2026, 7:30 PM
Expires: Mon April 27, 2026, 7:30 PM

...The Flood Warning is extended for the following rivers in Illinois... Rock River at Moline affecting Henry IL and Rock Island Counties. Rock River near Joslin affecting Henry IL, Whiteside and Rock Island Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Rock River at Moline. * WHEN...Until late Saturday morning. * IMPACTS...At 13.0 feet, Moderate Flood Stage. In Moline, water affects homes on South Shore Drive and cuts off access to homes east of the I-74 bridge. Water also affects 49th Avenue south of the theater. Water affects Vandruff Island. * ADDITIONAL DETAILS... - At 6:30 PM CDT Sunday the stage was 12.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:30 PM CDT Sunday was 13.2 feet. - Forecast...The river is expected to fall below flood stage early Saturday morning and continue falling to 11.4 feet Sunday, May 03. - Flood stage is 12.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. The next statement will be issued by Monday evening at 730 PM CDT.


Flood Warning issued April 27 at 11:07AM CDT until April 28 at 10:00PM CDT by NWS Quad Cities IA IL

Effective: Mon April 27, 2026, 11:07 AM
Expires: Tue April 28, 2026, 11:15 AM

...The Flood Warning is extended for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Henderson, Mercer, Des Moines and Louisa Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. ...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Burlington affecting Henderson, Hancock, Des Moines and Lee Counties. ...The Flood Warning is cancelled for the following rivers in Illinois...Iowa... Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Muscatine. * WHEN...Until late tomorrow evening. * IMPACTS...At 16.0 feet, Water affects the lower portion of the Riverside Park parking lot. * ADDITIONAL DETAILS... - At 10:15 AM CDT Monday the stage was 16.6 feet. - Forecast...The river is expected to fall below flood stage late tonight and continue falling to 13.3 feet Monday, May 04. - Flood stage is 16.0 feet.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Caution is urged when walking near riverbanks. Motorists should not attempt to drive around barricades or drive cars through flooded areas. The next statement will be issued by this afternoon at 1215 PM CDT.


Monday, April 27, 2026

Weather Forecast

Heavy rain
79°F
57.4°F
65.1°F
77%
1.11 in
86%
0%
22.1 mph
5.9


Air Quality

AQI: 1 - Good
PM2.5: 6.26 μg/m3
PM10: 6.69 μg/m3
Carbon Monoxide: 184.29 μg/m3
Nitrogen Dioxide: 5.13 μg/m3
Sulphur Dioxide: 3.23 μg/m3
Ozone: 95.28 μg/m3

Astronomical

Sunrise: 6:05 AM
Sun Transit: 1:00 PM
Sunset: 7:56 PM
Daylight: 13 hrs 51 mins
Moonrise: 4:10 PM
Moon Transit: 10:24 PM
Moonset: 4:07 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.8%

Best Times for Fishing or Hunting

Major Periods

9:28 AM - 11:58 AM
12:00 AM - 12:00 AM

Minor Periods

3:40 PM - 5:10 PM
3:37 AM - 5:07 AM

Action Rating: 2 out of 5

Tuesday, April 28, 2026

Weather Forecast

Overcast
61.2°F
47.7°F
54.1°F
67%
0 in
0%
0%
17.2 mph
6.3


Air Quality

AQI: 1 - Good
PM2.5: 3.37 μg/m3
PM10: 3.57 μg/m3
Carbon Monoxide: 169.77 μg/m3
Nitrogen Dioxide: 3.41 μg/m3
Sulphur Dioxide: 1.15 μg/m3
Ozone: 84.04 μg/m3

Astronomical

Sunrise: 6:03 AM
Sun Transit: 1:00 PM
Sunset: 7:57 PM
Daylight: 13 hrs 54 mins
Moonrise: 5:14 PM
Moon Transit: 11:05 PM
Moonset: 4:27 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.6%

Best Times for Fishing or Hunting

Major Periods

10:10 AM - 12:40 AM
12:00 AM - 12:00 AM

Minor Periods

4:44 PM - 6:14 PM
3:57 AM - 5:27 AM

Action Rating: 2 out of 5

Wednesday, April 29, 2026

Weather Forecast

Partly Cloudy
59°F
45.3°F
51.8°F
57%
0 in
0%
0%
13.6 mph
6.6


Air Quality

AQI: 1 - Good
PM2.5: 3.77 μg/m3
PM10: 4.02 μg/m3
Carbon Monoxide: 167.29 μg/m3
Nitrogen Dioxide: 4.95 μg/m3
Sulphur Dioxide: 1.32 μg/m3
Ozone: 79.48 μg/m3

Astronomical

Sunrise: 6:02 AM
Sun Transit: 1:00 PM
Sunset: 7:58 PM
Daylight: 13 hrs 56 mins
Moonrise: 6:19 PM
Moon Transit: 11:48 PM
Moonset: 4:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.5%

Best Times for Fishing or Hunting

Major Periods

10:52 AM - 1:22 PM
12:00 AM - 12:00 AM

Minor Periods

5:49 PM - 7:19 PM
4:17 AM - 5:47 AM

Action Rating: 3 out of 5

Thursday, April 30, 2026

Weather Forecast

Patchy rain nearby
55°F
42.8°F
48.3°F
72%
0.08 in
87%
0%
11 mph
6.6


Air Quality

AQI: 1 - Good
PM2.5: 7.37 μg/m3
PM10: 7.72 μg/m3
Carbon Monoxide: 177.81 μg/m3
Nitrogen Dioxide: 9.83 μg/m3
Sulphur Dioxide: 1.49 μg/m3
Ozone: 72.04 μg/m3

Astronomical

Sunrise: 6:00 AM
Sun Transit: 1:00 PM
Sunset: 7:59 PM
Daylight: 13 hrs 59 mins
Moonrise: 7:23 PM
Moon Transit: 12:00 AM
Moonset: 5:08 AM
Moon Phase: Full
Moon Illumination: 99.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:35 AM - 2:05 PM

Minor Periods

6:53 PM - 8:23 PM
4:38 AM - 6:08 AM

Action Rating: 5 out of 5

Friday, May 1, 2026

Weather Forecast

Patchy rain nearby
54.7°F
37.6°F
46.7°F
62%
0.01 in
88%
0%
7.4 mph
6.8


Air Quality

AQI: 1 - Good
PM2.5: 4.2 μg/m3
PM10: 4.5 μg/m3
Carbon Monoxide: 162.17 μg/m3
Nitrogen Dioxide: 5.11 μg/m3
Sulphur Dioxide: 1.36 μg/m3
Ozone: 69 μg/m3

Astronomical

Sunrise: 5:59 AM
Sun Transit: 1:00 PM
Sunset: 8:00 PM
Daylight: 14 hrs 1 mins
Moonrise: 8:28 PM
Moon Transit: 12:31 AM
Moonset: 5:32 AM
Moon Phase: Full
Moon Illumination: 100.0%

Best Times for Fishing or Hunting

Major Periods

12:01 AM - 2:31 AM
12:19 AM - 2:49 PM

Minor Periods

7:58 PM - 9:28 PM
5:02 AM - 6:32 AM

Action Rating: 4 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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