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

Mon
H: 91°F
L: 65°F

Tue
H: 82°F
L: 65°F

Wed
H: 84°F
L: 65°F

Thu
H: 81°F
L: 69°F

Fri
H: 82°F
L: 67°F
Air Quality
Nitrogen Dioxide: 1.4 μg/m3
Sulphur Dioxide: 0.7 μg/m3
Ozone: 93 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:39 PM
Daylight: 15 hrs 4 mins
Moon Transit: 5:52 AM
Moonset: 12:13 AM
Moon Phase: Last Quarter
Moon Illumination: 48.6%
Best Times for Fishing or Hunting
Major Periods
5:22 AM - 7:52 AM11:45 AM - 2:15 PM
Minor Periods
11:43 AM - 1:13 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Flood Warning issued July 5 at 8:35PM CDT until July 12 at 12:00AM CDT by NWS Quad Cities IA IL
Effective: Sun July 5, 2026, 8:35 PM
Expires: Mon July 6, 2026, 8:45 PM
...The Flood Warning is extended for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. Wapsipinicon River near Anamosa Shaw Rd affecting Cedar, Jones and Linn Counties. ...The Flood Warning continues for the following rivers in Iowa... Iowa River at Marengo affecting Iowa and Benton Counties. North Skunk River near Sigourney affecting Keokuk County. * WHAT...Minor flooding is occurring and major flooding is forecast. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until Sunday, July 12. * IMPACTS...At 12.5 feet, Water affects old U.S. Highway 61 near the river. * ADDITIONAL DETAILS... - At 7:30 PM CDT Sunday the stage was 11.1 feet. - Forecast...The river is expected to rise to a crest of 12.5 feet Wednesday evening. It will then fall below flood stage Saturday afternoon. - Flood stage is 11.0 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. Additional information is available at www.weather.gov/quadcities. The next statement will be issued by Monday evening at 845 PM CDT.
Flood Warning issued July 6 at 9:40AM CDT until July 12 at 12:00AM CDT by NWS Quad Cities IA IL
Effective: Mon July 6, 2026, 9:40 AM
Expires: Tue July 7, 2026, 9:45 AM
...The Flood Warning continues for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties. * WHAT...Minor flooding is occurring and major flooding is forecast. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until early Sunday morning. * IMPACTS...At 12.5 feet, Water affects old U.S. Highway 61 near the river. * ADDITIONAL DETAILS... - At 9:30 AM CDT Monday the stage was 11.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:30 AM CDT Monday was 11.4 feet. - Forecast...The river is expected to rise to a crest of 12.5 feet early Thursday morning. It will then fall below flood stage Saturday afternoon. - Flood stage is 11.0 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 Tuesday morning at 945 AM CDT.
Flood Warning issued July 6 at 9:06AM CDT until July 12 at 12:00AM CDT by NWS Quad Cities IA IL
Effective: Mon July 6, 2026, 9:06 AM
Expires: Tue July 7, 2026, 9:15 AM
...The Flood Warning continues for the following rivers in Iowa... Iowa River at Marengo affecting Benton and Iowa Counties. Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. ...The Flood Warning is extended for the following rivers in Iowa... North Skunk River near Sigourney affecting Keokuk County. ...The Flood Warning is cancelled for the following rivers in Iowa... Wapsipinicon River near Anamosa Shaw Rd affecting Jones, Linn and Cedar Counties. * WHAT...Minor flooding is occurring and major flooding is forecast. * WHERE...Wapsipinicon River near De Witt 4S. * WHEN...Until early Sunday morning. * IMPACTS...At 12.5 feet, Water affects old U.S. Highway 61 near the river. * ADDITIONAL DETAILS... - At 8:30 AM CDT Monday the stage was 11.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 AM CDT Monday was 11.4 feet. - Forecast...The river is expected to rise to a crest of 12.5 feet early Thursday morning. It will then fall below flood stage Saturday afternoon. - Flood stage is 11.0 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. Additional information is available at www.weather.gov/quadcities. The next statement will be issued by this morning at 1015 AM CDT.
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.02 μg/m3
Sulphur Dioxide: 0.69 μg/m3
Ozone: 62.5 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:39 PM
Daylight: 15 hrs 4 mins
Moon Transit: 5:52 AM
Moonset: 12:13 AM
Moon Phase: Last Quarter
Moon Illumination: 48.6%
Best Times for Fishing or Hunting
Major Periods
5:22 AM - 7:52 AM11:45 AM - 2:15 PM
Minor Periods
11:43 AM - 1:13 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 15.74 μg/m3
Sulphur Dioxide: 0.96 μg/m3
Ozone: 72.83 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:39 PM
Daylight: 15 hrs 3 mins
Moon Transit: 12:00 AM
Moonset: 1:21 PM
Moon Phase: Last Quarter
Moon Illumination: 37.3%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM6:25 PM - 8:55 PM
Minor Periods
12:51 AM - 2:21 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 19.49 μg/m3
Sulphur Dioxide: 1.18 μg/m3
Ozone: 76.63 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:38 PM
Daylight: 15 hrs 2 mins
Moon Transit: 7:23 AM
Moonset: 2:34 PM
Moon Phase: Last Quarter
Moon Illumination: 26.8%
Best Times for Fishing or Hunting
Major Periods
6:53 AM - 9:23 AM7:14 PM - 9:44 PM
Minor Periods
2:04 PM - 3:34 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.15 μg/m3
Sulphur Dioxide: 1.3 μg/m3
Ozone: 89.63 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:38 PM
Daylight: 15 hrs 1 mins
Moon Transit: 8:15 AM
Moonset: 3:50 PM
Moon Phase: Last Quarter
Moon Illumination: 17.4%
Best Times for Fishing or Hunting
Major Periods
7:45 AM - 10:15 AM8:08 PM - 10:38 PM
Minor Periods
3:20 PM - 4:50 PM12:25 AM - 1:55 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 16.34 μg/m3
Sulphur Dioxide: 0.98 μg/m3
Ozone: 47.63 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:38 PM
Daylight: 15 hrs mins
Moon Transit: 9:12 AM
Moonset: 5:09 PM
Moon Phase: Waning Crescent
Moon Illumination: 9.7%
Best Times for Fishing or Hunting
Major Periods
8:42 AM - 11:12 AM9:08 PM - 11:38 PM
Minor Periods
4:39 PM - 6:09 PM12:58 AM - 2:28 AM
Action Rating: 2 out of 5
