Water Temperature of the Mississippi River in Le Claire, IA
Current Water Temperature
Measurement Time: Saturday, July 25, 2026, 10:00 AM CDT
Temperature Locations
View Nearby Locations View All Iowa Locations View Locations Near Me
Local Points of Interest
Fisherman's Corner North Recreation Area; Smith Island Recreation Area; Illiniwek Forest Preserve; Hampton, IL; Rapids City, ILStation Name: Le Claire - L&D 14
Data Source: USGS
Elevation Above Sea Level: 568 feet
Nearest Address:
Great River Road
Le Claire, IA 52753
Scott County
GPS Coordinates: 41.5747, -90.4006
Nearby Water Temperatures
Mississippi River, Rock Island, IL (9.3 mi)Mississippi River, Camanche, IA (16.2 mi)
Beaver Slough, Clinton, IA (20.5 mi)
Mississippi River, Fulton, IL (25.4 mi)
Mississippi River, Fulton, IL (25.7 mi)
Mississippi River, Illinois City, IL (33.1 mi)
Mississippi River, New Boston, IL (43.1 mi)
North Fork Maquoketa River, Maquoketa, IA (44.1 mi)
Mississippi River, Bellevue, IA (47.4 mi)
Mississippi River, Gladstone, IL (57.8 mi)
Illinois River, Henry, IL (63.1 mi)
Mississippi River, Dubuque, IA (67.9 mi)
Rock River, Byron, IL (70 mi)
Illinois River, Utica, IL (75.3 mi)
Morgan Creek, Cedar Rapids, IA (75.6 mi)
Weather for Le Claire, Iowa
Current Weather

Five Day Weather Forecast

Sat
H: 90°F
L: 66°F

Sun
H: 94°F
L: 72°F

Mon
H: 95°F
L: 76°F

Tue
H: 95°F
L: 74°F

Wed
H: 88°F
L: 66°F
Air Quality
Nitrogen Dioxide: 2.8 μg/m3
Sulphur Dioxide: 2.9 μg/m3
Ozone: 104 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:27 PM
Daylight: 14 hrs 37 mins
Moon Transit: 10:23 PM
Moonset: 1:49 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 85.2%
Best Times for Fishing or Hunting
Major Periods
9:23 AM - 11:53 AM12:00 AM - 12:00 AM
Minor Periods
5:38 PM - 7:08 PM1:19 AM - 2:49 AM
Action Rating: 2 out of 5
Heat Advisory issued July 25 at 3:10AM CDT until July 27 at 9:00PM CDT by NWS Lincoln IL
Effective: Sat July 25, 2026, 3:10 AM
Expires: Sat July 25, 2026, 3:30 PM
* WHAT...Heat index values 105 to 110 expected. * WHERE...Portions of central, east central, and west central Illinois. * WHEN...From noon Sunday to 9 PM CDT Monday. * 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
Heat Advisory issued July 25 at 2:49AM CDT until July 26 at 9:00PM CDT by NWS Quad Cities IA IL
Effective: Sat July 25, 2026, 2:49 AM
Expires: Sat July 25, 2026, 12:15 PM
* WHAT...For the Heat Advisory, heat index values between 100 to 105 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values between 100 to 110 possible. * WHERE...Carroll, Jo Daviess, and Stephenson Counties. * WHEN...For the Heat Advisory, from 11 AM to 9 PM CDT Sunday. For the Extreme Heat Watch, from Sunday night through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Little relief is expected Sunday night with low temperatures in the mid to upper 70s.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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.
Extreme Heat Watch issued July 25 at 2:49AM CDT until July 27 at 10:00PM CDT by NWS Quad Cities IA IL
Effective: Sat July 25, 2026, 2:49 AM
Expires: Sat July 25, 2026, 12:15 PM
* WHAT...For the Heat Advisory, heat index values between 100 to 105 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values between 100 to 110 possible. * WHERE...Carroll, Jo Daviess, and Stephenson Counties. * WHEN...For the Heat Advisory, from 11 AM to 9 PM CDT Sunday. For the Extreme Heat Watch, from Sunday night through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Little relief is expected Sunday night with low temperatures in the mid to upper 70s.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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 July 25 at 9:51AM CDT until July 26 at 9:00PM CDT by NWS Quad Cities IA IL
Effective: Sat July 25, 2026, 9:51 AM
Expires: Sat July 25, 2026, 6:00 PM
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... * WHAT...For the Heat Advisory, heat index values between 100 to 105 expected. For the Extreme Heat Watch, continued dangerously hot conditions possible with heat index values potentially between 100 to 110. * WHERE...Carroll, Jo Daviess, and Stephenson Counties. * WHEN...For the Heat Advisory, from 11 AM to 9 PM CDT Sunday. For the Extreme Heat Watch, from Sunday evening through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Little relief is expected Sunday night with low temperatures in the mid to upper 70s.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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.
Extreme Heat Watch issued July 25 at 9:51AM CDT until July 27 at 10:00PM CDT by NWS Quad Cities IA IL
Effective: Sat July 25, 2026, 9:51 AM
Expires: Sat July 25, 2026, 6:00 PM
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... * WHAT...For the Heat Advisory, heat index values between 100 to 105 expected. For the Extreme Heat Watch, continued dangerously hot conditions possible with heat index values potentially between 100 to 110. * WHERE...Carroll, Jo Daviess, and Stephenson Counties. * WHEN...For the Heat Advisory, from 11 AM to 9 PM CDT Sunday. For the Extreme Heat Watch, from Sunday evening through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Little relief is expected Sunday night with low temperatures in the mid to upper 70s.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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: 9.45 μg/m3
Sulphur Dioxide: 2.24 μg/m3
Ozone: 78.83 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:27 PM
Daylight: 14 hrs 37 mins
Moon Transit: 10:23 PM
Moonset: 1:49 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 85.2%
Best Times for Fishing or Hunting
Major Periods
9:23 AM - 11:53 AM12:00 AM - 12:00 AM
Minor Periods
5:38 PM - 7:08 PM1:19 AM - 2:49 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.65 μg/m3
Sulphur Dioxide: 1.12 μg/m3
Ozone: 83.08 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:26 PM
Daylight: 14 hrs 35 mins
Moon Transit: 11:14 PM
Moonset: 2:38 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 92.3%
Best Times for Fishing or Hunting
Major Periods
10:15 AM - 12:45 AM12:00 AM - 12:00 AM
Minor Periods
6:27 PM - 7:57 PM2:08 AM - 3:38 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.21 μg/m3
Sulphur Dioxide: 1.13 μg/m3
Ozone: 85.67 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:25 PM
Daylight: 14 hrs 33 mins
Moon Transit: 12:00 AM
Moonset: 3:34 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:06 AM - 1:36 PM
Minor Periods
7:08 PM - 8:38 PM3:04 AM - 4:34 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.62 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 77.33 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:24 PM
Daylight: 14 hrs 31 mins
Moon Transit: 12:05 AM
Moonset: 4:36 AM
Moon Phase: Full
Moon Illumination: 99.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:56 AM - 2:26 PM
Minor Periods
7:43 PM - 9:13 PM4:06 AM - 5:36 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 12.3 μg/m3
Sulphur Dioxide: 0.56 μg/m3
Ozone: 36.5 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:23 PM
Daylight: 14 hrs 29 mins
Moon Transit: 12:53 AM
Moonset: 5:41 AM
Moon Phase: Full
Moon Illumination: 99.7%
Best Times for Fishing or Hunting
Major Periods
12:23 AM - 2:53 AM12:43 AM - 3:13 PM
Minor Periods
8:12 PM - 9:42 PM5:11 AM - 6:41 AM
Action Rating: 4 out of 5
