Weather for Clarksville, Missouri
Current Weather
Five Day Weather Forecast
Thu
H: 63°F
L: 41°F
Fri
H: 57°F
L: 42°F
Sat
H: 58°F
L: 36°F
Sun
H: 67°F
L: 40°F
Mon
H: 73°F
L: 53°F
Air Quality
Nitrogen Dioxide: 1.45 μg/m3
Sulphur Dioxide: 1.15 μg/m3
Ozone: 102 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:56 PM
Daylight: 13 hrs 50 mins
Moon Transit: 12:00 AM
Moonset: 5:13 AM
Moon Phase: Full
Moon Illumination: 99.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:33 AM - 2:03 PM
Minor Periods
6:50 PM - 8:20 PM4:43 AM - 6:13 AM
Action Rating: 5 out of 5
Flood Warning issued April 29 at 11:51AM CDT until May 4 at 11:00PM CDT by NWS St Louis MO
Effective: Wed April 29, 2026, 11:51 AM
Expires: Fri May 1, 2026, 12:00 AM
...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Saverton. 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 Clarksville. * WHEN...Until Monday evening. * ADDITIONAL DETAILS... - At 11:30 AM CDT Wednesday the stage was 28.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:30 AM CDT Wednesday was 29.1 feet. - Forecast...The river is expected to fall below flood stage Sunday afternoon and continue falling to 22.8 feet Wednesday, May 06. - Flood stage is 25.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Flood Warning issued April 29 at 11:51AM CDT until May 4 at 10:00PM CDT by NWS St Louis MO
Effective: Wed April 29, 2026, 11:51 AM
Expires: Fri May 1, 2026, 12:00 AM
...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Saverton. 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 Louisiana. * WHEN...Until Monday evening. * ADDITIONAL DETAILS... - At 11:30 AM CDT Wednesday the stage was 18.6 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:30 AM CDT Wednesday was 18.9 feet. - Forecast...The river is expected to fall below flood stage Sunday afternoon and continue falling to 13.1 feet Wednesday, May 06. - Flood stage is 15.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Flood Warning issued April 29 at 9:28PM CDT until May 4 at 10:00PM CDT by NWS St Louis MO
Effective: Wed April 29, 2026, 9:28 PM
Expires: Fri May 1, 2026, 9:30 AM
...The Flood Warning continues for the following rivers in Illinois...Missouri... 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 Louisiana. * WHEN...Until Monday evening. * IMPACTS...At 19.6 feet, Maryland Street at 4th Street by the Town Branch bridge begins flooding near this height. * ADDITIONAL DETAILS... - At 9:00 PM CDT Wednesday the stage was 18.4 feet and falling. - Recent Activity...The river first rose above flood stage on April 9. It crested near 18.8 feet on April 28. - Forecast...The river is expected to fall below flood stage Sunday afternoon and continue falling over the coming days. - 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 29 at 9:28PM CDT until May 4 at 3:00PM CDT by NWS St Louis MO
Effective: Wed April 29, 2026, 9:28 PM
Expires: Fri May 1, 2026, 9:30 AM
...The Flood Warning continues for the following rivers in Illinois...Missouri... 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 Clarksville. * WHEN...Until Monday afternoon. * IMPACTS...At 29.0 feet, Water enters the parking lot entrance at the Clarksville Riverfront Park. * ADDITIONAL DETAILS... - At 9:00 PM CDT Wednesday the stage was 28.8 feet and falling. - Recent Activity...The river first rose above flood stage on April 9. It crested near 29.1 feet on April 28. - Forecast...The river is expected to fall below flood stage late Sunday morning and continue falling to 22.3 feet Wednesday, May 06. - Flood stage is 25.0 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 29 at 12:15PM CDT until May 6 at 7:00PM CDT by NWS St Louis MO
Effective: Wed April 29, 2026, 12:15 PM
Expires: Fri May 1, 2026, 12:15 AM
...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Meredosia. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Valley City. Illinois River at Hardin. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Illinois River at Meredosia. * WHEN...From Friday afternoon to Wednesday evening. * IMPACTS...At 17.4 feet, Meredosia boat dock floods. * ADDITIONAL DETAILS... - At 12:00 PM CDT Wednesday the stage was 16.4 feet. - Forecast...The river is expected to rise above flood stage early Friday afternoon to a crest of 17.1 feet Saturday evening. It will then fall below flood stage early Tuesday afternoon. - Flood stage is 17.0 feet.
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. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.97 μg/m3
Sulphur Dioxide: 1.21 μg/m3
Ozone: 72.52 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:56 PM
Daylight: 13 hrs 50 mins
Moon Transit: 12:00 AM
Moonset: 5:13 AM
Moon Phase: Full
Moon Illumination: 99.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:33 AM - 2:03 PM
Minor Periods
6:50 PM - 8:20 PM4:43 AM - 6:13 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.28 μg/m3
Sulphur Dioxide: 1.14 μg/m3
Ozone: 74.72 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:57 PM
Daylight: 13 hrs 52 mins
Moon Transit: 12:33 AM
Moonset: 5:38 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:03 AM - 2:33 AM12:18 AM - 2:48 PM
Minor Periods
7:54 PM - 9:24 PM5:08 AM - 6:38 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.69 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 73.12 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:58 PM
Daylight: 13 hrs 55 mins
Moon Transit: 1:18 AM
Moonset: 6:08 AM
Moon Phase: Full
Moon Illumination: 98.4%
Best Times for Fishing or Hunting
Major Periods
12:48 AM - 3:18 AM1:04 PM - 3:34 PM
Minor Periods
8:56 PM - 10:26 PM5:38 AM - 7:08 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.08 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 75.12 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 7:59 PM
Daylight: 13 hrs 57 mins
Moon Transit: 2:06 AM
Moonset: 6:42 AM
Moon Phase: Full
Moon Illumination: 94.4%
Best Times for Fishing or Hunting
Major Periods
1:36 AM - 4:06 AM1:53 PM - 4:23 PM
Minor Periods
9:57 PM - 11:27 PM6:12 AM - 7:42 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.93 μg/m3
Sulphur Dioxide: 1.41 μg/m3
Ozone: 77.31 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:00 PM
Daylight: 13 hrs 59 mins
Moon Transit: 2:56 AM
Moonset: 7:23 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.0%
Best Times for Fishing or Hunting
Major Periods
2:26 AM - 4:56 AM2:44 PM - 5:14 PM
Minor Periods
12:00 AM - 12:00 AM6:53 AM - 8:23 AM
Action Rating: 2 out of 5