Water Temperature of the Mississippi River in Keokuk, IA
Current Water Temperature
Measurement Time: Tuesday, August 5, 2025, 9:45 AM CDT
Temperature Locations
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Local Points of Interest
Hamilton, IL; Montebello State Park; Victory Park; Lock and Dam 19Sponsored Content
Station Name: Mississippi River at Keokuk, IA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 505 feet / 154 meters
Nearest Address:
434 N Water St
Keokuk, IA 52632
Lee County
GPS Coordinates: 40.39365535, -91.374318
Nearby Water Temperatures
Mississippi River, Canton, MO (18.8 mi)Mississippi River, Quincy, IL (34.0 mi)
Mississippi River, Gladstone, IL (38.4 mi)
Mississippi River, Saverton, MO (52.8 mi)
Illinois River, La Grange, IL (54.3 mi)
Mississippi River, New Boston, IL (57.6 mi)
Illinois River, Florence, IL (66.4 mi)
Des Moines River, Ottumwa, IA (69.1 mi)
Mississippi River, Illinois City, IL (73.8 mi)
Long Branch Lake, Macon, MO (74.5 mi)
Mississippi River, Clarksville, MO (74.7 mi)
Mason Tazewell Drainage Ditch, Topeka, IL (77.0 mi)
Mississippi River, Rock Island, IL (88.4 mi)
Illinois River, Peoria, IL (93.4 mi)
Mississippi River, Le Claire, IA (96.1 mi)
Weather for Keokuk, Iowa
Current Weather

Humidity: 62%
Feels Like: 85°F
Wind: ESE 6.9 mph
Wind Gusts: 8.3 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 4
Five Day Weather Forecast

Tue
H: 82°F
L: 63°F

Wed
H: 84°F
L: 63°F

Thu
H: 89°F
L: 71°F

Fri
H: 93°F
L: 72°F

Sat
H: 94°F
L: 75°F
Air Quality
Nitrogen Dioxide: 9.07 μg/m3
Sulphur Dioxide: 2.04 μg/m3
Ozone: 117 μg/m3
Astronomical
Sun Transit: 1:11 PM
Sunset: 8:15 PM
Daylight: 14 hrs 8 mins
Moon Transit: 10:30 PM
Moonset: 1:54 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 88.0%
Best Times for Fishing or Hunting
Major Periods
9:21 AM - 11:51 AM12:00 AM - 12:00 AM
Minor Periods
5:42 PM - 7:12 PM1:24 AM - 2:54 AM
Action Rating: 2 out of 5
Flood Warning issued August 5 at 10:38AM CDT until August 8 at 5:00AM CDT by NWS Quad Cities IA IL
Effective: Tue August 5, 2025, 10:38 AM
Expires: Wed August 6, 2025, 10:45 AM
...The Flood Warning is extended for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. Cedar River at Cedar Rapids affecting Linn County. Iowa River at Marengo affecting Iowa and Benton Counties. ...The Flood Warning continues for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. * WHAT...Minor flooding is occurring. * WHERE...Cedar River near Conesville. * WHEN...Until early Friday morning. * IMPACTS...At 14.0 feet, Water affects residences along County Road F70. * ADDITIONAL DETAILS... - At 10:00 AM CDT Tuesday the stage was 13.9 feet and rising. - Forecast...The river is expected to rise to a crest of 13.9 feet this afternoon. It will then fall below flood stage late Thursday evening. - Flood stage is 13.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Caution is urged when walking near riverbanks. The next statement will be issued by this evening at 900 PM CDT.
Flood Warning issued August 5 at 10:38AM CDT until August 9 at 6:00AM CDT by NWS Quad Cities IA IL
Effective: Tue August 5, 2025, 10:38 AM
Expires: Wed August 6, 2025, 10:45 AM
...The Flood Warning is extended for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. Cedar River at Cedar Rapids affecting Linn County. Iowa River at Marengo affecting Iowa and Benton Counties. ...The Flood Warning continues for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. * WHAT...Minor flooding is occurring. * WHERE...Iowa River at Oakville. * WHEN...Until Saturday morning. * IMPACTS...At 11.5 feet, River Road is under water and the water is a few feet up onto the levee. * ADDITIONAL DETAILS... - At 10:00 AM CDT Tuesday the stage was 11.5 feet and steady. - Forecast...The river is expected to rise to a crest of 11.6 feet early tomorrow afternoon. It will then fall below flood stage late Friday evening. - Flood stage is 11.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Caution is urged when walking near riverbanks. The next statement will be issued by this evening at 900 PM CDT.
Flood Warning issued August 5 at 10:38AM CDT until August 9 at 6:00AM CDT by NWS Quad Cities IA IL
Effective: Tue August 5, 2025, 10:38 AM
Expires: Wed August 6, 2025, 10:45 AM
...The Flood Warning is extended for the following rivers in Iowa... Wapsipinicon River near De Witt 4S affecting Scott and Clinton Counties. Cedar River at Cedar Rapids affecting Linn County. Iowa River at Marengo affecting Iowa and Benton Counties. ...The Flood Warning continues for the following rivers in Iowa... Cedar River near Conesville affecting Louisa and Muscatine Counties. Iowa River at Oakville affecting Louisa County. Iowa River at Wapello affecting Louisa County. * WHAT...Minor flooding is occurring. * WHERE...Iowa River at Wapello. * WHEN...Until Saturday morning. * IMPACTS...At 22.0 feet, Water affects residences near the U.S. Highway 61 bridge. * ADDITIONAL DETAILS... - At 10:00 AM CDT Tuesday the stage was 21.5 feet and slowly rising. - Forecast...The river is expected to rise to a crest of 21.8 feet early Thursday morning. It will then fall below flood stage late Friday evening. - Flood stage is 21.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Caution is urged when walking near riverbanks. The next statement will be issued by this evening at 900 PM CDT.
Flood Warning issued August 5 at 12:20PM CDT until August 8 at 1:00PM CDT by NWS St Louis MO
Effective: Tue August 5, 2025, 12:20 PM
Expires: Thu August 7, 2025, 12:30 AM
...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Louisiana. * WHEN...Until Friday afternoon. * ADDITIONAL DETAILS... - At 12:00 PM CDT Tuesday the stage was 15.6 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 12:00 PM CDT Tuesday was 15.6 feet. - Forecast...The river is expected to fall below flood stage Thursday morning and continue falling to 13.2 feet Tuesday, August 12. - Flood stage is 15.0 feet.
Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Weather Forecast
Average Temperature: 72.4°F
Average Humidity: 83%
Wind: 9.6 mph
UV Index: 1.8
Air Quality
Nitrogen Dioxide: 11.48 μg/m3
Sulphur Dioxide: 4.76 μg/m3
Ozone: 96.52 μg/m3
Astronomical
Sun Transit: 1:11 PM
Sunset: 8:15 PM
Daylight: 14 hrs 8 mins
Moon Transit: 10:30 PM
Moonset: 1:54 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 88.0%
Best Times for Fishing or Hunting
Major Periods
9:21 AM - 11:51 AM12:00 AM - 12:00 AM
Minor Periods
5:42 PM - 7:12 PM1:24 AM - 2:54 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 74.7°F
Average Humidity: 82%
Wind: 12.1 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 12.08 μg/m3
Sulphur Dioxide: 4.36 μg/m3
Ozone: 112.36 μg/m3
Astronomical
Sun Transit: 1:11 PM
Sunset: 8:14 PM
Daylight: 14 hrs 6 mins
Moon Transit: 11:25 PM
Moonset: 2:51 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 94.4%
Best Times for Fishing or Hunting
Major Periods
10:16 AM - 12:46 AM12:00 AM - 12:00 AM
Minor Periods
6:29 PM - 7:59 PM2:21 AM - 3:51 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 79.2°F
Average Humidity: 79%
Wind: 14.3 mph
UV Index: 2.1
Air Quality
Nitrogen Dioxide: 8.97 μg/m3
Sulphur Dioxide: 6.38 μg/m3
Ozone: 124.88 μg/m3
Astronomical
Sun Transit: 1:11 PM
Sunset: 8:13 PM
Daylight: 14 hrs 4 mins
Moon Transit: 12:00 AM
Moonset: 3:56 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:10 AM - 1:40 PM
Minor Periods
7:09 PM - 8:39 PM3:26 AM - 4:56 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 81.1°F
Average Humidity: 77%
Wind: 15.9 mph
UV Index: 2.1
Air Quality
Nitrogen Dioxide: 7.27 μg/m3
Sulphur Dioxide: 5.74 μg/m3
Ozone: 137.04 μg/m3
Astronomical
Sun Transit: 1:11 PM
Sunset: 8:12 PM
Daylight: 14 hrs 2 mins
Moon Transit: 12:19 AM
Moonset: 5:05 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:03 AM - 2:33 PM
Minor Periods
7:43 PM - 9:13 PM4:35 AM - 6:05 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 83.5°F
Average Humidity: 64%
Wind: 16.8 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 9.04 μg/m3
Sulphur Dioxide: 7.77 μg/m3
Ozone: 132.62 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 8:10 PM
Daylight: 13 hrs 59 mins
Moon Transit: 1:10 AM
Moonset: 6:18 AM
Moon Phase: Full
Moon Illumination: 99.0%
Best Times for Fishing or Hunting
Major Periods
12:40 AM - 3:10 AM12:54 AM - 3:24 PM
Minor Periods
8:11 PM - 9:41 PM5:48 AM - 7:18 AM
Action Rating: 5 out of 5