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

Fri
H: 73°F
L: 30°F

Sat
H: 39°F
L: 24°F

Sun
H: 36°F
L: 23°F

Mon
H: 41°F
L: 20°F

Tue
H: 36°F
L: 26°F
Air Quality
Nitrogen Dioxide: 3.25 μg/m3
Sulphur Dioxide: 1.75 μg/m3
Ozone: 83 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:51 PM
Daylight: 11 hrs 10 mins
Moon Transit: 9:30 PM
Moonset: 4:34 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 82.3%
Best Times for Fishing or Hunting
Major Periods
8:26 AM - 10:56 AM9:00 PM - 11:30 PM
Minor Periods
1:03 PM - 2:33 PM4:04 AM - 5:34 AM
Action Rating: 2 out of 5
Fire Weather Watch issued February 26 at 7:20PM CST until February 27 at 6:00PM CST by NWS Quad Cities IA IL
Effective: Thu February 26, 2026, 7:20 PM
Expires: Fri February 27, 2026, 3:30 AM
* AFFECTED AREA...Portions of southeastern Iowa, northeast Missouri, and west-central Illinois. * TIMING...Friday afternoon. * WINDS...West 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 25 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Red Flag Warning issued February 27 at 1:35AM CST until February 27 at 6:00PM CST by NWS Quad Cities IA IL
Effective: Fri February 27, 2026, 1:35 AM
Expires: Fri February 27, 2026, 10:45 AM
...Critical Fire Weather Conditions This Afternoon... The National Weather Service in Quad Cities has issued a Red Flag Warning for unseasonably mild temperatures, gusty winds, low relative humidity, and plentiful dry vegetation, which is in effect from noon today to 6 PM CST this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Portions of southeastern Iowa, western Illinois, and northern Missouri. * TIMING...From noon today to 6 PM CST this evening. * WINDS...Southwest to West 20 to 30 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 20 percent. * TEMPERATURES...Middle to upper 60s. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Fire Weather Watch issued February 26 at 1:51PM CST until February 27 at 6:00PM CST by NWS Lincoln IL
Effective: Thu February 26, 2026, 1:51 PM
Expires: Fri February 27, 2026, 4:00 AM
The National Weather Service in Lincoln has issued a Fire Weather Watch for wind and low relative humidity, which is in effect Friday afternoon. * AFFECTED AREA...Knox, Stark, Peoria, Marshall, Woodford, Fulton, Tazewell, Schuyler, Mason, Cass, Menard, Scott and Morgan. * TIMING...Friday afternoon. * 20 FOOT WINDS...Southwest 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 20 percent. * 10 HOUR FUELS...Less than 9 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Special Weather Statement issued February 27 at 1:31AM CST by NWS Lincoln IL
Effective: Fri February 27, 2026, 1:31 AM
Expires: Fri February 27, 2026, 8:00 AM
Patchy dense fog has formed along and north of the I-74 corridor early this morning. Visibility may fall below one-quarter mile at times through 8 AM CST, leading to potentially hazardous travel conditions. Expect rapid changes in visibility over short distances, with visibility possibly even near zero at times. Be sure to slow down if you encounter dense fog. Use low beam headlights if driving, and leave plenty of distance between you and the vehicle ahead.
Red Flag Warning issued February 27 at 1:22AM CST until February 27 at 6:00PM CST by NWS Lincoln IL
Effective: Fri February 27, 2026, 1:22 AM
Expires: Fri February 27, 2026, 6:00 PM
The National Weather Service in Lincoln has issued a Red Flag Warning for wind and low relative humidity, which is in effect from noon today to 6 PM CST this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Knox, Stark, Peoria, Marshall, Woodford, Fulton, Tazewell, Schuyler, Mason, Cass, Menard, Scott and Morgan. * TIMING...From noon today to 6 PM CST this evening. * 20 FOOT WINDS...Southwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 20 percent. * 10 HOUR FUELS...Less than 9 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Weather Forecast
Air Quality
Nitrogen Dioxide: 13.41 μg/m3
Sulphur Dioxide: 2.05 μg/m3
Ozone: 56.8 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:51 PM
Daylight: 11 hrs 10 mins
Moon Transit: 9:30 PM
Moonset: 4:34 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 82.3%
Best Times for Fishing or Hunting
Major Periods
8:26 AM - 10:56 AM9:00 PM - 11:30 PM
Minor Periods
1:03 PM - 2:33 PM4:04 AM - 5:34 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.54 μg/m3
Sulphur Dioxide: 1.92 μg/m3
Ozone: 74.2 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:52 PM
Daylight: 11 hrs 13 mins
Moon Transit: 10:25 PM
Moonset: 5:15 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 90.1%
Best Times for Fishing or Hunting
Major Periods
9:23 AM - 11:53 AM12:00 AM - 12:00 AM
Minor Periods
2:20 PM - 3:50 PM4:45 AM - 6:15 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.41 μg/m3
Sulphur Dioxide: 2.93 μg/m3
Ozone: 70.6 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:53 PM
Daylight: 11 hrs 16 mins
Moon Transit: 11:16 PM
Moonset: 5:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.8%
Best Times for Fishing or Hunting
Major Periods
10:16 AM - 12:46 AM12:00 AM - 12:00 AM
Minor Periods
3:35 PM - 5:05 PM5:17 AM - 6:47 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.73 μg/m3
Sulphur Dioxide: 3.84 μg/m3
Ozone: 67.16 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:54 PM
Daylight: 11 hrs 19 mins
Moon Transit: 12:00 AM
Moonset: 6:14 AM
Moon Phase: Full
Moon Illumination: 99.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:05 AM - 1:35 PM
Minor Periods
4:47 PM - 6:17 PM5:44 AM - 7:14 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.57 μg/m3
Sulphur Dioxide: 3.54 μg/m3
Ozone: 70 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:55 PM
Daylight: 11 hrs 21 mins
Moon Transit: 12:03 AM
Moonset: 6:37 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:51 AM - 2:21 PM
Minor Periods
5:57 PM - 7:27 PM6:07 AM - 7:37 AM
Action Rating: 5 out of 5
