Water Temperature of the Mississippi River in Rock Island, IL
Current Water Temperature
Measurement Time: Sunday, December 14, 2025, 9:00 AM CST
Temperature Locations
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Local Points of Interest
Davenport, IA; Arsenal IslandStation 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

Five Day Weather Forecast

Sat
H: 56°F
L: 37°F

Sun
H: 53°F
L: 33°F

Mon
H: 58°F
L: 33°F

Tue
H: 70°F
L: 51°F

Wed
H: 69°F
L: 53°F
Air Quality
Nitrogen Dioxide: 4.35 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 94 μg/m3
Astronomical
Sun Transit: 1:01 PM
Sunset: 7:46 PM
Daylight: 13 hrs 28 mins
Moon Transit: 2:06 PM
Moonset: 9:52 PM
Moon Phase: New
Moon Illumination: 1.2%
Best Times for Fishing or Hunting
Major Periods
1:02 AM - 3:32 AM1:36 PM - 4:06 PM
Minor Periods
9:22 PM - 10:52 PM6:05 AM - 7:35 AM
Action Rating: 4 out of 5
Flood Warning issued April 17 at 10:38PM CDT by NWS Quad Cities IA IL
Effective: Fri April 17, 2026, 10:38 PM
Expires: Sat April 18, 2026, 10:45 PM
...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois...Iowa... Mississippi River at Muscatine affecting Rock Island, Louisa, Mercer and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. * WHAT...Moderate flooding is forecast. * WHERE...Mississippi River at Ill. City LD16. * WHEN...From Tuesday afternoon until further notice. * IMPACTS...At 16.0 feet, water affects the park at Andalusia. * ADDITIONAL DETAILS... - At 10:00 PM CDT Friday the stage was 13.4 feet. - Forecast...The river is expected to rise above flood stage early Tuesday afternoon and continue rising to 16.1 feet Friday, April 24. Additional rises are possible thereafter. - Flood stage is 15.0 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 Saturday evening at 1045 PM CDT.
Flood Warning issued April 17 at 10:38PM CDT by NWS Quad Cities IA IL
Effective: Fri April 17, 2026, 10:38 PM
Expires: Sat April 18, 2026, 10:45 PM
...The Flood Warning is extended for the following rivers in Illinois...Iowa...Missouri... Mississippi River at New Boston LD17 affecting Louisa and Mercer Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Burlington affecting Henderson, Des Moines, Lee and Hancock Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. * WHAT...Moderate flooding is forecast. * WHERE...Mississippi River at Rock Island LD15. * WHEN...From Monday evening until further notice. * IMPACTS...At 16.5 feet, water affects Credit Island Lane in Davenport and the 4700 block of River Drive in Moline. Water is at the base of the flood wall gates at the downtown Rock Island riverfront. * ADDITIONAL DETAILS... - At 10:00 PM CDT Friday the stage was 14.0 feet. - Forecast...The river is expected to rise above flood stage Monday evening and continue rising to 16.4 feet Friday, April 24. Additional rises are possible thereafter. - Flood stage is 15.0 feet. Moderate flood stage is 16.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. The next statement will be issued by Saturday evening at 1045 PM CDT.
Flood Warning issued April 17 at 10:38PM CDT by NWS Quad Cities IA IL
Effective: Fri April 17, 2026, 10:38 PM
Expires: Sat April 18, 2026, 10:45 PM
...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois...Iowa... Mississippi River at Muscatine affecting Rock Island, Louisa, Mercer and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. * WHAT...Moderate flooding is forecast. * WHERE...Mississippi River at Muscatine. * WHEN...From Sunday morning until further notice. * IMPACTS...At 18.0 feet, water affects most of the Riverside Park parking lot. * ADDITIONAL DETAILS... - At 9:15 PM CDT Friday the stage was 15.1 feet. - Forecast...The river is expected to rise above flood stage Sunday morning and continue rising to 18.0 feet Friday, April 24. Additional rises are possible thereafter. - Flood stage is 16.0 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 Saturday evening at 1045 PM CDT.
Flood Warning issued April 17 at 10:19PM CDT by NWS Quad Cities IA IL
Effective: Fri April 17, 2026, 10:19 PM
Expires: Sat April 18, 2026, 10:30 PM
...The Flood Warning is extended for the following rivers in Illinois... Rock River at Como affecting Whiteside County. ...The Flood Warning continues for the following rivers in Iowa... Illinois... Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. Rock River near Joslin affecting Rock Island, Whiteside and Henry IL Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Rock River near Joslin. * WHEN...Until further notice. * IMPACTS...At 16.0 feet, water affects much of Barstow Road between Barstow and Osborn. Water also affects homes in Osborn. * ADDITIONAL DETAILS... - At 9:45 PM CDT Friday the stage was 13.1 feet. - Forecast...The river is expected to continue rising to a crest of 16.1 feet Wednesday afternoon. - Flood stage is 12.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. The next statement will be issued by Saturday evening at 1030 PM CDT.
Flood Warning issued April 17 at 10:19PM CDT by NWS Quad Cities IA IL
Effective: Fri April 17, 2026, 10:19 PM
Expires: Sat April 18, 2026, 10:30 PM
...The Flood Warning is extended for the following rivers in Illinois... Rock River at Como affecting Whiteside County. ...The Flood Warning continues for the following rivers in Iowa... Illinois... Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. Rock River near Joslin affecting Rock Island, Whiteside and Henry IL Counties. * WHAT...Moderate flooding is forecast. * WHERE...Rock River at Moline. * WHEN...Until further notice. * IMPACTS...At 14.0 feet, Major Flood Stage. Water affects South Shore Drive and North Shore Drive in Moline west of the 27th Street bridge. Water limits access to homes on South Shore Drive east of the I-74 bridge. Water also affects portions of 60th Street south of John Deere Road. * ADDITIONAL DETAILS... - At 9:30 PM CDT Friday the stage was 12.0 feet. - Forecast...The river is expected to rise above minor flood stage tonight and continue rising to a crest of 13.9 feet Wednesday evening. - Flood stage is 12.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. The next statement will be issued by Saturday evening at 1030 PM CDT.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.23 μg/m3
Sulphur Dioxide: 1.31 μg/m3
Ozone: 83.44 μg/m3
Astronomical
Sun Transit: 1:01 PM
Sunset: 7:46 PM
Daylight: 13 hrs 28 mins
Moon Transit: 2:06 PM
Moonset: 9:52 PM
Moon Phase: New
Moon Illumination: 1.2%
Best Times for Fishing or Hunting
Major Periods
1:02 AM - 3:32 AM1:36 PM - 4:06 PM
Minor Periods
9:22 PM - 10:52 PM6:05 AM - 7:35 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.39 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 81.48 μg/m3
Astronomical
Sun Transit: 1:01 PM
Sunset: 7:47 PM
Daylight: 13 hrs 31 mins
Moon Transit: 3:07 PM
Moonset: 11:12 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.9%
Best Times for Fishing or Hunting
Major Periods
2:01 AM - 4:31 AM2:37 PM - 5:07 PM
Minor Periods
12:00 AM - 12:00 AM6:43 AM - 8:13 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.96 μg/m3
Sulphur Dioxide: 1.6 μg/m3
Ozone: 83.8 μg/m3
Astronomical
Sun Transit: 1:01 PM
Sunset: 7:48 PM
Daylight: 13 hrs 33 mins
Moon Transit: 4:11 PM
Moonset: 12:12 AM
Moon Phase: Waxing Crescent
Moon Illumination: 10.8%
Best Times for Fishing or Hunting
Major Periods
3:04 AM - 5:34 AM3:41 PM - 6:11 PM
Minor Periods
7:32 AM - 9:02 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.47 μg/m3
Sulphur Dioxide: 2.17 μg/m3
Ozone: 98 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:49 PM
Daylight: 13 hrs 36 mins
Moon Transit: 5:16 PM
Moonset: 12:25 AM
Moon Phase: Waxing Crescent
Moon Illumination: 18.8%
Best Times for Fishing or Hunting
Major Periods
4:09 AM - 6:39 AM4:46 PM - 7:16 PM
Minor Periods
8:33 AM - 10:03 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.33 μg/m3
Sulphur Dioxide: 1.61 μg/m3
Ozone: 72.46 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:50 PM
Daylight: 13 hrs 39 mins
Moon Transit: 6:18 PM
Moonset: 1:26 AM
Moon Phase: Waxing Crescent
Moon Illumination: 28.4%
Best Times for Fishing or Hunting
Major Periods
5:13 AM - 7:43 AM5:48 PM - 8:18 PM
Minor Periods
9:43 AM - 11:13 AM12:56 AM - 2:26 AM
Action Rating: 3 out of 5
