Station Name: Sumner
Data Source: USGS

Elevation Above Sea Level: 656 feet

Nearest Address:
MO 139
Sumner, MO 64643
Chariton County

GPS Coordinates: 39.6403, -93.2736

Nearby Water Temperatures

Flood Watch issued April 26 at 10:22PM CDT until April 27 at 7:00PM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Sun April 26, 2026, 10:22 PM
Expires: Mon April 27, 2026, 1:30 PM

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Kansas, including the following areas, Atchison KS, Doniphan, Johnson KS, Leavenworth and Wyandotte and Missouri, including the following areas, Andrew, Buchanan, Caldwell, Carroll, Chariton, Clay, Clinton, Daviess, De Kalb, Holt, Howard, Jackson, Lafayette, Linn MO, Livingston, Macon, Platte, Randolph, Ray and Saline. * WHEN...Through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Multiple rounds of heavy rainfall tonight through Monday. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Flood Warning issued April 26 at 8:48PM CDT until April 30 at 5:32AM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Sun April 26, 2026, 8:48 PM
Expires: Mon April 27, 2026, 9:00 PM

...The Flood Warning continues for the following rivers in Missouri... Grand River near Sumner affecting Carroll, Linn, Livingston and Chariton Counties. * WHAT...Moderate flooding is forecast. * WHERE...Grand River near Sumner. * WHEN...From Monday evening to early Thursday morning. * IMPACTS...At 23.0 feet, Bottomland 1 to 2 miles south of the gage begins to flood. At 26.0 feet, Rural land adjacent to the river is flooded. At 28.0 feet, Rural roads are under water. * ADDITIONAL DETAILS... - At 7:45 PM CDT Sunday the stage was 10.9 feet. - Forecast...The river is expected to rise above flood stage late tomorrow evening to a crest of 30.4 feet early Tuesday afternoon. It will then fall below flood stage early Wednesday morning. - Flood stage is 26.0 feet. - http://www.weather.gov/safety/flood

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 www.weather.gov/kc/.

Flash Flood Warning issued April 27 at 7:12AM CDT until April 27 at 12:00PM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Mon April 27, 2026, 7:12 AM
Expires: Mon April 27, 2026, 12:00 PM

FFWEAX The National Weather Service in Pleasant Hill MO has issued a * Flash Flood Warning for... Northeastern Saline County in central Missouri... East Central Carroll County in north central Missouri... Chariton County in north central Missouri... Southeastern Linn County in north central Missouri... Macon County in north central Missouri... Randolph County in north central Missouri... * Until noon CDT. * At 712 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. Additional rainfall amounts of 0.5 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Moberly, Macon, Marceline, Salisbury, Huntsville, Brunswick, Bevier, Keytesville, Bucklin, Atlanta, Callao, Cairo, New Cambria, Miami, Jacksonville, De Witt, Clifton Hill, Rothville, Dalton and Prairie Hill.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Flood Advisory issued April 27 at 6:58AM CDT until April 27 at 11:00AM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Mon April 27, 2026, 6:58 AM
Expires: Mon April 27, 2026, 11:00 AM

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Portions of central, north central, and west central Missouri, including the following counties, in central Missouri, Cooper, Howard, Pettis and Saline. In north central Missouri, Chariton. In west central Missouri, Cass, Jackson, Johnson and Lafayette. * WHEN...Until 1100 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 658 AM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Up to 1 inch of rain has fallen. - Additional rainfall amounts of 0.5 to 1.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Sedalia, Warrensburg, Marshall, Knob Noster, Holden, Slater, Sweet Springs, Glasgow, Whiteman Air Force Base, La Monte, Lone Jack, Smithton, Leeton, Green Ridge, Chilhowee, Kingsville, Houstonia, Whiteman Afb, Centerview and Gilliam. - http://www.weather.gov/safety/flood

Be aware of your surroundings and do not drive on flooded roads.

Flash Flood Warning issued April 27 at 6:51AM CDT until April 27 at 12:00PM CDT by NWS Kansas City/Pleasant Hill MO

Effective: Mon April 27, 2026, 6:51 AM
Expires: Mon April 27, 2026, 12:00 PM

FFWEAX The National Weather Service in Pleasant Hill MO has issued a * Flash Flood Warning for... Northwestern Pettis County in central Missouri... Western Saline County in central Missouri... Carroll County in north central Missouri... Northwestern Chariton County in north central Missouri... Northeastern Clay County in west central Missouri... Eastern Jackson County in west central Missouri... Northern Johnson County in west central Missouri... Lafayette County in west central Missouri... Ray County in west central Missouri... * Until noon CDT. * At 651 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Independence, Blue Springs, Grain Valley, Excelsior Springs, Oak Grove, Richmond, Odessa, Higginsville, Lexington, Carrollton, Buckner, Lawson, Concordia, Sweet Springs, Waverly, Orrick, Wellington, Norborne, Hardin and Hale.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.