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

Wed
H: 87°F
L: 61°F

Thu
H: 76°F
L: 58°F

Fri
H: 64°F
L: 50°F

Sat
H: 63°F
L: 45°F

Sun
H: 72°F
L: 50°F
Air Quality
Nitrogen Dioxide: 10.15 μg/m3
Sulphur Dioxide: 1.65 μg/m3
Ozone: 68 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
Flood Warning issued April 21 at 8:56PM CDT until April 27 at 4:00PM CDT by NWS Quad Cities IA IL
Effective: Tue April 21, 2026, 8:56 PM
Expires: Wed April 22, 2026, 9:00 PM
...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine 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 Mercer, Des Moines, Louisa and Henderson Counties. Mississippi River at Burlington affecting Des Moines, Henderson, Lee and Hancock Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Mississippi River at Rock Island LD15. * WHEN...Until Monday afternoon. * IMPACTS...At 16.0 feet, Water affects sidewalks along the river at Le Claire Park. Water also affects Credit Island Lane and Moline's River Drive in the 4700 block. * ADDITIONAL DETAILS... - At 8:30 PM CDT Tuesday the stage was 15.5 feet. - Forecast...The river is expected to rise to a crest of 16.0 feet Thursday evening. It will then fall below flood stage late Sunday evening. - 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. Additional information is available at www.weather.gov/quadcities. The next statement will be issued Wednesday evening at 900 PM CDT.
Flood Warning issued April 21 at 8:56PM CDT until April 27 at 7:00PM CDT by NWS Quad Cities IA IL
Effective: Tue April 21, 2026, 8:56 PM
Expires: Wed April 22, 2026, 9:00 PM
...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine 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 Mercer, Des Moines, Louisa and Henderson Counties. Mississippi River at Burlington affecting Des Moines, Henderson, Lee and Hancock Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Ill. City LD16. * WHEN...Until Monday evening. * IMPACTS...At 16.0 feet, Water affects the park at Andalusia. * ADDITIONAL DETAILS... - At 8:30 PM CDT Tuesday the stage was 15.3 feet. - Forecast...The river is expected to rise to a crest of 15.7 feet Thursday evening. It will then fall below flood stage early Monday morning. - 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. Additional information is available at www.weather.gov/quadcities. The next statement will be issued Wednesday evening at 900 PM CDT.
Flood Warning issued April 21 at 8:56PM CDT until April 28 at 3:00PM CDT by NWS Quad Cities IA IL
Effective: Tue April 21, 2026, 8:56 PM
Expires: Wed April 22, 2026, 9:00 PM
...The Flood Warning continues for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. Mississippi River at Rock Island LD15 affecting Scott, Rock Island and Muscatine Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Louisa and Muscatine 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 Mercer, Des Moines, Louisa and Henderson Counties. Mississippi River at Burlington affecting Des Moines, Henderson, Lee and Hancock Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Muscatine. * WHEN...Until Tuesday, April 28. * IMPACTS...At 18.0 feet, Water affects most of the Riverside Park parking lot. * ADDITIONAL DETAILS... - At 8:15 PM CDT Tuesday the stage was 16.9 feet. - Forecast...The river is expected to rise to a crest of 17.6 feet Friday morning. It will then fall below flood stage late Monday evening. - 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. Additional information is available at www.weather.gov/quadcities. The next statement will be issued Wednesday evening at 900 PM CDT.
Flood Warning issued April 21 at 8:29PM CDT by NWS Quad Cities IA IL
Effective: Tue April 21, 2026, 8:29 PM
Expires: Wed April 22, 2026, 8:30 PM
...The Flood Warning is extended for the following rivers in Illinois... Pecatonica River at Freeport affecting Stephenson 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 Como affecting Whiteside County. Rock River at Moline affecting Rock Island and Henry IL Counties. Rock River near Joslin affecting Rock Island, Henry IL and Whiteside Counties. * WHAT...Moderate 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 7:45 PM CDT Tuesday the stage was 16.1 feet. - Forecast...The river is expected to rise to a crest of 16.2 feet just after midnight tonight, then begin slowly falling reaching 14.0 feet Saturday evening. - Flood stage is 12.0 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 Wednesday evening at 830 PM CDT.
Flood Warning issued April 21 at 8:29PM CDT by NWS Quad Cities IA IL
Effective: Tue April 21, 2026, 8:29 PM
Expires: Wed April 22, 2026, 8:30 PM
...The Flood Warning is extended for the following rivers in Illinois... Pecatonica River at Freeport affecting Stephenson 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 Como affecting Whiteside County. Rock River at Moline affecting Rock Island and Henry IL Counties. Rock River near Joslin affecting Rock Island, Henry IL and Whiteside Counties. * WHAT...Major flooding is occurring and major 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 7:30 PM CDT Tuesday the stage was 14.1 feet. - The river is cresting now. - Forecast...The river is cresting around 14.1 feet this evening, and will begin to slowly fall overnight. It should fall below 14.0 feet early Wednesday morning. The river will continue to slowly fall to 13.0 feet by Saturday evening. - Flood stage is 12.0 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 Wednesday evening at 830 PM CDT.
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.55 μg/m3
Sulphur Dioxide: 1.68 μg/m3
Ozone: 83.64 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
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.83 μg/m3
Sulphur Dioxide: 1.47 μg/m3
Ozone: 83.76 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:52 PM
Daylight: 13 hrs 41 mins
Moon Transit: 7:16 PM
Moonset: 2:15 AM
Moon Phase: First Quarter
Moon Illumination: 39.1%
Best Times for Fishing or Hunting
Major Periods
6:13 AM - 8:43 AM6:46 PM - 9:16 PM
Minor Periods
10:58 AM - 12:28 AM1:45 AM - 3:15 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.98 μg/m3
Sulphur Dioxide: 1.56 μg/m3
Ozone: 94.84 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:53 PM
Daylight: 13 hrs 44 mins
Moon Transit: 8:09 PM
Moonset: 2:52 AM
Moon Phase: First Quarter
Moon Illumination: 50.4%
Best Times for Fishing or Hunting
Major Periods
7:08 AM - 9:38 AM7:39 PM - 10:09 PM
Minor Periods
12:13 AM - 1:43 PM2:22 AM - 3:52 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.85 μg/m3
Sulphur Dioxide: 1.44 μg/m3
Ozone: 79.12 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:54 PM
Daylight: 13 hrs 46 mins
Moon Transit: 8:56 PM
Moonset: 3:21 AM
Moon Phase: First Quarter
Moon Illumination: 61.6%
Best Times for Fishing or Hunting
Major Periods
7:58 AM - 10:28 AM8:26 PM - 10:56 PM
Minor Periods
1:25 PM - 2:55 PM2:51 AM - 4:21 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.77 μg/m3
Sulphur Dioxide: 2.36 μg/m3
Ozone: 64 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:55 PM
Daylight: 13 hrs 49 mins
Moon Transit: 9:41 PM
Moonset: 3:45 AM
Moon Phase: First Quarter
Moon Illumination: 72.3%
Best Times for Fishing or Hunting
Major Periods
8:44 AM - 11:14 AM9:11 PM - 11:41 PM
Minor Periods
2:34 PM - 4:04 PM3:15 AM - 4:45 AM
Action Rating: 2 out of 5
