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

Thu
H: 85°F
L: 58°F

Fri
H: 78°F
L: 55°F

Sat
H: 82°F
L: 60°F

Sun
H: 73°F
L: 53°F

Mon
H: 73°F
L: 54°F
Air Quality
Nitrogen Dioxide: 5.6 μg/m3
Sulphur Dioxide: 0.7 μg/m3
Ozone: 48 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:37 PM
Daylight: 15 hrs 9 mins
Moon Transit: 9:32 AM
Moonset: 4:53 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.5%
Best Times for Fishing or Hunting
Major Periods
9:25 PM - 11:55 PM9:02 AM - 11:32 AM
Minor Periods
4:23 PM - 5:53 PM1:57 AM - 3:27 AM
Action Rating: 2 out of 5
Flood Watch issued June 10 at 10:58AM CDT until June 11 at 11:00AM CDT by NWS Quad Cities IA IL
Effective: Wed June 10, 2026, 10:58 AM
Expires: Thu June 11, 2026, 11:00 AM
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of Illinois, including the following areas, Bureau, Hancock, Henderson, Henry IL, McDonough, Mercer, Putnam, Rock Island, Warren and Whiteside, Iowa, including the following areas, Cedar, Clinton, Des Moines, Henry IA, Iowa, Jefferson, Johnson, Keokuk, Lee, Louisa, Muscatine, Scott, Van Buren and Washington, and northeast Missouri, including the following areas, Clark and Scotland. * WHEN...Through Thursday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. * ADDITIONAL DETAILS... - Several rounds of heavy rain producing thunderstorms are expected through Thursday morning across the watch area. The storms may be slow moving or redeveloping over the same areas resulting in torrential rainfall and possibly several inches of rain by Thursday morning.
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Tornado Watch issued June 10 at 4:01PM CDT until June 10 at 11:00PM CDT by NWS Quad Cities IA IL
Effective: Wed June 10, 2026, 4:01 PM
Expires: Wed June 10, 2026, 11:00 PM
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 305 UNTIL 11 PM CDT THIS EVENING WHICH REPLACES A PORTION OF SEVERE THUNDERSTORM WATCH 301. THE NEW WATCH IS VALID FOR THE FOLLOWING AREAS IN ILLINOIS THE NEW WATCH INCLUDES 4 COUNTIES IN NORTHWEST ILLINOIS HENRY IL MERCER ROCK ISLAND WHITESIDE IN IOWA THE NEW WATCH INCLUDES 7 COUNTIES IN EAST CENTRAL IOWA CEDAR CLINTON JACKSON JONES LINN MUSCATINE SCOTT THIS INCLUDES THE CITIES OF ALEDO, ANAMOSA, BETTENDORF, CEDAR RAPIDS, CLINTON, CREDIT ISLAND, DAVENPORT, GENESEO, MAQUOKETA, MOLINE, MUSCATINE, ROCK ISLAND, STERLING, AND TIPTON.
Flood Watch issued June 10 at 3:12PM CDT until June 11 at 11:00AM CDT by NWS Quad Cities IA IL
Effective: Wed June 10, 2026, 3:12 PM
Expires: Thu June 11, 2026, 11:00 AM
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Bureau, Hancock, Henderson, Henry IL, McDonough, Mercer, Putnam, Rock Island, Warren and Whiteside, Iowa, including the following areas, Cedar, Clinton, Des Moines, Henry IA, Iowa, Jefferson, Johnson, Keokuk, Lee, Louisa, Muscatine, Scott, Van Buren and Washington, and northeast Missouri, including the following areas, Clark and Scotland. * WHEN...Through Thursday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. * ADDITIONAL DETAILS... - Several rounds of heavy rain producing thunderstorms are expected through Thursday morning across the watch area. The storms may be slow moving or redeveloping over the same areas resulting in torrential rainfall and possibly several inches of rain by Thursday morning.
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Flood Warning issued June 10 at 9:44PM CDT until June 15 at 9:00PM CDT by NWS Quad Cities IA IL
Effective: Wed June 10, 2026, 9:44 PM
Expires: Thu June 11, 2026, 9:45 PM
...The National Weather Service in Quad Cities IA IL has issued a Flood Warning for the following rivers in Iowa...Illinois... Maquoketa River near Maquoketa affecting Jackson County. Rock River near Joslin affecting Henry IL, Whiteside and Rock Island Counties. Rock River at Moline affecting Henry IL and Rock Island Counties. * WHAT...Minor flooding is forecast. * WHERE...Rock River at Moline. * WHEN...From Saturday afternoon to late Monday evening. * IMPACTS...At 12.5 feet, Water affects some residences in the lower Friendship Farm area. 60th St is under water south of the Green Valley Sports Complex. 56th St along the north side of the river is under water. * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday the stage was 9.3 feet and rising. - Forecast...The river is expected to rise above flood stage early Saturday afternoon to a crest of 12.7 feet Sunday morning. It will then fall below flood stage early Monday 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 Thursday evening at 945 PM CDT.
Flood Warning issued June 10 at 9:44PM CDT until June 15 at 3:00PM CDT by NWS Quad Cities IA IL
Effective: Wed June 10, 2026, 9:44 PM
Expires: Thu June 11, 2026, 9:45 PM
...The National Weather Service in Quad Cities IA IL has issued a Flood Warning for the following rivers in Iowa...Illinois... Maquoketa River near Maquoketa affecting Jackson County. Rock River near Joslin affecting Henry IL, Whiteside and Rock Island Counties. Rock River at Moline affecting Henry IL and Rock Island Counties. * WHAT...Minor flooding is forecast. * WHERE...Rock River near Joslin. * WHEN...From late Friday night to Monday afternoon. * IMPACTS...At 13.0 feet, Flooding of unprotected agricultural land occurs. Water also affects Lundeens Landing Campground. * ADDITIONAL DETAILS... - At 8:45 PM CDT Wednesday the stage was 6.8 feet and rising. - Forecast...The river is expected to rise above flood stage early Saturday morning to a crest of 12.9 feet Saturday evening. It will then fall below flood stage Monday morning. - 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 Thursday evening at 945 PM CDT.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.65 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 58.17 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:37 PM
Daylight: 15 hrs 9 mins
Moon Transit: 9:32 AM
Moonset: 4:53 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.5%
Best Times for Fishing or Hunting
Major Periods
9:25 PM - 11:55 PM9:02 AM - 11:32 AM
Minor Periods
4:23 PM - 5:53 PM1:57 AM - 3:27 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.5 μg/m3
Sulphur Dioxide: 0.49 μg/m3
Ozone: 63.38 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:37 PM
Daylight: 15 hrs 9 mins
Moon Transit: 10:28 AM
Moonset: 6:14 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:58 AM - 12:28 AM
Minor Periods
5:44 PM - 7:14 PM2:27 AM - 3:57 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.51 μg/m3
Sulphur Dioxide: 0.88 μg/m3
Ozone: 68.04 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:38 PM
Daylight: 15 hrs 10 mins
Moon Transit: 11:30 AM
Moonset: 7:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:00 AM - 1:30 PM
Minor Periods
7:05 PM - 8:35 PM3:06 AM - 4:36 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.94 μg/m3
Sulphur Dioxide: 0.3 μg/m3
Ozone: 59.46 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:38 PM
Daylight: 15 hrs 10 mins
Moon Transit: 12:36 AM
Moonset: 8:50 PM
Moon Phase: New
Moon Illumination: 0.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:06 AM - 2:36 PM
Minor Periods
8:20 PM - 9:50 PM3:57 AM - 5:27 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.28 μg/m3
Sulphur Dioxide: 0.36 μg/m3
Ozone: 50.5 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:38 PM
Daylight: 15 hrs 11 mins
Moon Transit: 1:44 PM
Moonset: 9:53 PM
Moon Phase: New
Moon Illumination: 3.8%
Best Times for Fishing or Hunting
Major Periods
12:35 AM - 3:05 AM1:14 PM - 3:44 PM
Minor Periods
9:23 PM - 10:53 PM5:01 AM - 6:31 AM
Action Rating: 4 out of 5
