Water Temperature of the Mississippi River in Keokuk, IA
Current Water Temperature
Measurement Time: Friday, April 24, 2026, 3:45 AM CDT
Temperature Locations
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Local Points of Interest
Hamilton, IL; Montebello State Park; Victory Park; Lock and Dam 19Station Name: Mississippi River at Keokuk, IA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 505 feet
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 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 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

Five Day Weather Forecast

Fri
H: 69°F
L: 54°F

Sat
H: 70°F
L: 48°F

Sun
H: 71°F
L: 47°F

Mon
H: 74°F
L: 55°F

Tue
H: 65°F
L: 51°F
Air Quality
Nitrogen Dioxide: 1.65 μg/m3
Sulphur Dioxide: 1.15 μg/m3
Ozone: 90 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 7:54 PM
Daylight: 13 hrs 40 mins
Moon Transit: 8:12 PM
Moonset: 2:52 AM
Moon Phase: First Quarter
Moon Illumination: 50.4%
Best Times for Fishing or Hunting
Major Periods
7:05 AM - 9:35 AM7:42 PM - 10:12 PM
Minor Periods
12:20 AM - 1:50 PM2:22 AM - 3:52 AM
Action Rating: 3 out of 5
Flood Warning issued April 23 at 11:10AM CDT by NWS Quad Cities IA IL
Effective: Thu April 23, 2026, 11:10 AM
Expires: Fri April 24, 2026, 11:15 AM
...The Flood Warning is extended for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island Counties. Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island Counties. Mississippi River at Muscatine affecting Louisa, Mercer, Muscatine and Rock Island Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. ...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at New Boston LD17 affecting Louisa and Mercer Counties. Mississippi River at Keithsburg affecting Des Moines, Louisa, Mercer and Henderson Counties. Mississippi River at Burlington affecting Des Moines, Lee, Henderson and Hancock Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. * WHAT...Moderate flooding is occurring and is forecast to continue. * WHERE...Mississippi River at Burlington. * WHEN...Until further notice. * IMPACTS...At 17.5 feet, water affects Riverview Drive in Riverview Park in Fort Madison. * ADDITIONAL DETAILS... - At 10:00 AM CDT Thursday the stage was 17.5 feet. - Forecast...The river is cresting and will gradually fall through early next week. - Flood stage is 15.0 feet.
Caution is urged when walking near riverbanks. 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. The next statement will be issued by Friday morning at 1115 AM CDT.
Flood Warning issued April 23 at 11:10AM CDT by NWS Quad Cities IA IL
Effective: Thu April 23, 2026, 11:10 AM
Expires: Fri April 24, 2026, 11:15 AM
...The Flood Warning is extended for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island Counties. Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island Counties. Mississippi River at Muscatine affecting Louisa, Mercer, Muscatine and Rock Island Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. ...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at New Boston LD17 affecting Louisa and Mercer Counties. Mississippi River at Keithsburg affecting Des Moines, Louisa, Mercer and Henderson Counties. Mississippi River at Burlington affecting Des Moines, Lee, Henderson and Hancock Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. * WHAT...Minor flooding is occurring and is forecast to continue. * WHERE...Mississippi River at Gregory Landing. * WHEN...Until further notice. * IMPACTS...At 16.0 feet, Water affects buildings in unprotected low areas. * ADDITIONAL DETAILS... - At 10:30 AM CDT Thursday the stage was 16.0 feet. - Forecast...The river is expected to rise to a crest of 16.3 feet Saturday, then slowly fall. - Flood stage is 15.0 feet.
Caution is urged when walking near riverbanks. 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. The next statement will be issued by Friday morning at 1115 AM CDT.
Flood Warning issued April 23 at 11:13AM CDT by NWS St Louis MO
Effective: Thu April 23, 2026, 11:13 AM
Expires: Fri April 24, 2026, 11:15 PM
...The Flood Warning remains in effect for the Mississippi River at the following locations... Mississippi River at Grafton. Mississippi River at Canton. Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. 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 Canton. * WHEN...Until further notice. * IMPACTS...At 16.6 feet, Front Street leading to the campground and Corps park campgrounds flood at this height. * ADDITIONAL DETAILS... - At 10:00 AM CDT Thursday the stage was 15.7 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 AM CDT Thursday was 15.7 feet. - Forecast...The river is expected to rise to a crest of 15.8 feet Saturday evening. - 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
Flood Warning issued April 23 at 9:09PM CDT until April 30 at 1:00AM CDT by NWS St Louis MO
Effective: Thu April 23, 2026, 9:09 PM
Expires: Sat April 25, 2026, 9:15 AM
...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Grafton. Mississippi River at Canton. Illinois River at Hardin. Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. ...The Flood Warning is cancelled for the following rivers in Missouri...Illinois... Mississippi River at Chester. 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 Canton. * WHEN...Until late Wednesday night. * IMPACTS...At 16.6 feet, Front Street leading to the campground and Corps park campgrounds flood at this height. * ADDITIONAL DETAILS... - At 6:00 PM CDT Thursday the stage was 15.7 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:00 PM CDT Thursday was 15.7 feet. - Forecast...The river is expected to fall below flood stage Tuesday evening and continue falling to 14.2 feet Thursday, April 30. - 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
Flood Warning issued April 23 at 11:10AM CDT by NWS Quad Cities IA IL
Effective: Thu April 23, 2026, 11:10 AM
Expires: Fri April 24, 2026, 11:15 AM
...The Flood Warning is extended for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island Counties. Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island Counties. Mississippi River at Muscatine affecting Louisa, Mercer, Muscatine and Rock Island Counties. Mississippi River at Gregory Landing affecting Clark and Hancock Counties. ...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at New Boston LD17 affecting Louisa and Mercer Counties. Mississippi River at Keithsburg affecting Des Moines, Louisa, Mercer and Henderson Counties. Mississippi River at Burlington affecting Des Moines, Lee, Henderson and Hancock Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. * WHAT...Moderate flooding is occurring and is forecast to continue. * WHERE...Mississippi River at Keithsburg. * WHEN...Until further notice. * IMPACTS...At 16.0 feet, water is over the campground and boat ramp in Keithsburg. * ADDITIONAL DETAILS... - At 10:30 AM CDT Thursday the stage was 16.1 feet. - Recent Activity...The river is cresting now. - Forecast...The river is expected to continue to crest through the weekend. - Flood stage is 14.0 feet.
Caution is urged when walking near riverbanks. 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. The next statement will be issued by Friday morning at 1115 AM CDT.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.03 μg/m3
Sulphur Dioxide: 1.11 μg/m3
Ozone: 83.36 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 7:54 PM
Daylight: 13 hrs 40 mins
Moon Transit: 8:12 PM
Moonset: 2:52 AM
Moon Phase: First Quarter
Moon Illumination: 50.4%
Best Times for Fishing or Hunting
Major Periods
7:05 AM - 9:35 AM7:42 PM - 10:12 PM
Minor Periods
12:20 AM - 1:50 PM2:22 AM - 3:52 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5 μg/m3
Sulphur Dioxide: 1.41 μg/m3
Ozone: 76.16 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 7:55 PM
Daylight: 13 hrs 42 mins
Moon Transit: 9:00 PM
Moonset: 3:22 AM
Moon Phase: First Quarter
Moon Illumination: 61.6%
Best Times for Fishing or Hunting
Major Periods
7:55 AM - 10:25 AM8:30 PM - 11:00 PM
Minor Periods
1:31 PM - 3:01 PM2:52 AM - 4:22 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.94 μg/m3
Sulphur Dioxide: 3.57 μg/m3
Ozone: 83.64 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 7:56 PM
Daylight: 13 hrs 45 mins
Moon Transit: 9:44 PM
Moonset: 3:47 AM
Moon Phase: First Quarter
Moon Illumination: 72.3%
Best Times for Fishing or Hunting
Major Periods
8:41 AM - 11:11 AM9:14 PM - 11:44 PM
Minor Periods
2:38 PM - 4:08 PM3:17 AM - 4:47 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4 μg/m3
Sulphur Dioxide: 1.92 μg/m3
Ozone: 96.23 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 7:57 PM
Daylight: 13 hrs 47 mins
Moon Transit: 10:27 PM
Moonset: 4:10 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.8%
Best Times for Fishing or Hunting
Major Periods
9:24 AM - 11:54 AM12:00 AM - 12:00 AM
Minor Periods
3:44 PM - 5:14 PM3:40 AM - 5:10 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:58 PM
Daylight: 13 hrs 49 mins
Moon Transit: 11:09 PM
Moonset: 4:31 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.6%
Best Times for Fishing or Hunting
Major Periods
10:07 AM - 12:37 AM12:00 AM - 12:00 AM
Minor Periods
4:47 PM - 6:17 PM4:01 AM - 5:31 AM
Action Rating: 2 out of 5
