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

Tue
H: 97°F
L: 71°F

Wed
H: 84°F
L: 74°F

Thu
H: 86°F
L: 63°F

Fri
H: 75°F
L: 55°F

Sat
H: 81°F
L: 59°F
Air Quality
Nitrogen Dioxide: 1.4 μg/m3
Sulphur Dioxide: 0.5 μg/m3
Ozone: 100 μg/m3
Astronomical
Sun Transit: 1:01 PM
Sunset: 8:36 PM
Daylight: 15 hrs 8 mins
Moon Transit: 5:27 AM
Moonset: 2:25 PM
Moon Phase: Last Quarter
Moon Illumination: 21.6%
Best Times for Fishing or Hunting
Major Periods
4:57 AM - 7:27 AM4:57 AM - 7:27 AM
Minor Periods
1:55 PM - 3:25 PM1:09 AM - 2:39 AM
Action Rating: 2 out of 5
Heat Advisory issued June 9 at 2:00AM CDT until June 9 at 9:00PM CDT by NWS Quad Cities IA IL
Effective: Tue June 9, 2026, 2:00 AM
Expires: Tue June 9, 2026, 10:00 AM
* WHAT...Heat index values of 100 to 105 expected. * WHERE...Portions of northwest and west central Illinois, southeast Iowa, and northeast Missouri. * WHEN...From 1 PM this afternoon to 9 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Heat Advisory issued June 9 at 9:40AM CDT until June 9 at 9:00PM CDT by NWS Quad Cities IA IL
Effective: Tue June 9, 2026, 9:40 AM
Expires: Tue June 9, 2026, 5:45 PM
* WHAT...Heat index values of 100 to 105 expected. * WHERE...Portions of northwest and west central Illinois, southeast Iowa, and northeast Missouri. * WHEN...From 1 PM this afternoon to 9 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.58 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 65.17 μg/m3
Astronomical
Sun Transit: 1:01 PM
Sunset: 8:36 PM
Daylight: 15 hrs 8 mins
Moon Transit: 5:27 AM
Moonset: 2:25 PM
Moon Phase: Last Quarter
Moon Illumination: 21.6%
Best Times for Fishing or Hunting
Major Periods
4:57 AM - 7:27 AM4:57 AM - 7:27 AM
Minor Periods
1:55 PM - 3:25 PM1:09 AM - 2:39 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.24 μg/m3
Sulphur Dioxide: 0.79 μg/m3
Ozone: 69.58 μg/m3
Astronomical
Sun Transit: 1:01 PM
Sunset: 8:36 PM
Daylight: 15 hrs 8 mins
Moon Transit: 8:42 AM
Moonset: 3:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 13.1%
Best Times for Fishing or Hunting
Major Periods
8:12 AM - 10:42 AM8:32 PM - 11:02 PM
Minor Periods
3:06 PM - 4:36 PM1:31 AM - 3:01 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.91 μg/m3
Sulphur Dioxide: 0.66 μg/m3
Ozone: 54.79 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: 5.72 μg/m3
Sulphur Dioxide: 0.4 μg/m3
Ozone: 64.54 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: 11.79 μg/m3
Sulphur Dioxide: 0.54 μg/m3
Ozone: 42.13 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
