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Flood Warning — Vernon County, MO, Bourbon County, KS, Cedar County, MO, St. Clair County, MO
Flood Warning
Issued
7:51 PM CDT · Sun, Jun 21 2026
Expires
Issuing Office
NWS KSGF

Affected Areas

Vernon County, MO Bourbon County, KS Cedar County, MO St. Clair County, MO

Official Bulletin

638
WGUS43 KSGF 211315
FLWSGF

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Springfield MO
815 AM CDT Sun Jun 21 2026

...The National Weather Service in Springfield MO has issued a Flood
Warning for the following rivers in Missouri...Kansas...

  Little Osage River near Horton affecting Vernon County.

  Little Osage River at Fulton affecting Bourbon County.

  Marmaton River near Nevada affecting Vernon County.

  Marmaton River at Fort Scott affecting Bourbon County.

  Osage River at Taberville affecting St. Clair and Vernon Counties.

  Sac River near Caplinger Mills affecting Cedar County.

For the Little Osage River...including Fulton, Horton...Moderate
flooding is forecast.
For the Marmaton River...including Fort Scott, Nevada...Moderate
flooding is forecast.
For the Osage River...including Taberville...Minor flooding is
forecast.
For the Sac River...including Caplinger Mills...Moderate flooding is
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Additional information is available at www.weather.gov.

The next statement will be issued Monday morning at 815 AM CDT.

&&

MOC217-221315-
/O.NEW.KSGF.FL.W.0060.260622T0051Z-000000T0000Z/
/HTNM7.2.ER.260622T0051Z.260623T1800Z.000000T0000Z.NO/
815 AM CDT Sun Jun 21 2026

...FLOOD WARNING IN EFFECT FROM THIS EVENING UNTIL FURTHER NOTICE...

* WHAT...Moderate flooding is forecast.

* WHERE...Little Osage River near Horton.

* WHEN...From this evening until further notice.

* IMPACTS...At 45.0 feet, moderate flooding occurs at the gage site.
  Low lying areas along Route D near Stotesbury flood.

* ADDITIONAL DETAILS...
  - At 7:45 AM CDT Sunday the stage was 32.4 feet.
  - Bankfull stage is 41.0 feet.
  - Forecast...The river is expected to rise above flood stage
    this evening and continue rising to a crest of 46.3 feet
    early Tuesday afternoon.
  - Flood stage is 41.0 feet.
  - Flood History...This crest compares to a previous crest of
    46.2 feet on 05/03/2019.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3800 9441 3802 9431 3799 9431 3793 9436
      3796 9444 3796 9451 3796 9458 3798 9462
      3800 9462 3800 9452

$$

KSC011-221315-
/O.NEW.KSGF.FL.W.0061.260622T0329Z-260623T1512Z/
/FTNK1.2.ER.260622T0329Z.260622T1800Z.260623T0911Z.NO/
815 AM CDT Sun Jun 21 2026

...FLOOD WARNING IN EFFECT FROM THIS EVENING TO LATE TUESDAY
MORNING...

* WHAT...Moderate flooding is forecast.

* WHERE...Little Osage River at Fulton.

* WHEN...From this evening to late Tuesday morning.

* ADDITIONAL DETAILS...
  - At 7:45 AM CDT Sunday the stage was 4.5 feet.
  - Bankfull stage is 22.0 feet.
  - Forecast...The river is expected to rise above flood stage
    late this evening to a crest of 27.7 feet early tomorrow
    afternoon. It will then fall below flood stage early Tuesday
    morning.
  - Flood stage is 22.0 feet.
  - Flood History...This crest compares to a previous crest of
    27.6 feet on 02/21/1997.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3798 9462 3799 9466 3799 9471 3801 9474
      3801 9475 3803 9475 3802 9471 3801 9465
      3800 9462

$$

MOC217-221315-
/O.NEW.KSGF.FL.W.0062.260622T0830Z-260625T1109Z/
/NVDM7.2.ER.260622T0830Z.260623T1200Z.260625T0508Z.NO/
815 AM CDT Sun Jun 21 2026

...FLOOD WARNING IN EFFECT FROM LATE TONIGHT TO THURSDAY MORNING...

* WHAT...Moderate flooding is forecast.

* WHERE...Marmaton River near Nevada.

* WHEN...From late tonight to Thursday morning.

* IMPACTS...At 28.0 feet, flood waters impact Highway 54, along
  Route H and Route T west and north of Deerfield, or west of Nevada.

* ADDITIONAL DETAILS...
  - At 7:45 AM CDT Sunday the stage was 4.9 feet.
  - Bankfull stage is 20.0 feet.
  - Forecast...The river is expected to rise above flood stage
    late tonight to a crest of 28.4 feet Tuesday morning. It will
    then fall below flood stage early Thursday morning.
  - Flood stage is 20.0 feet.
  - Flood History...This crest compares to a previous crest of
    28.4 feet on 02/02/1975.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3789 9447 3794 9439 3797 9435 3799 9431
      3794 9432 3784 9440 3784 9452 3784 9461
      3787 9461

$$

MOC039-221315-
/O.NEW.KSGF.FL.W.0063.260622T0940Z-260624T1041Z/
/CMZM7.2.ER.260622T0940Z.260623T0000Z.260624T0440Z.NO/
815 AM CDT Sun Jun 21 2026

...FLOOD WARNING IN EFFECT FROM LATE TONIGHT TO EARLY WEDNESDAY
MORNING...

* WHAT...Moderate flooding is forecast.

* WHERE...Sac River near Caplinger Mills.

* WHEN...From late tonight to early Wednesday morning.

* ADDITIONAL DETAILS...
  - At 7:45 AM CDT Sunday the stage was 10.8 feet.
  - Bankfull stage is 16.0 feet.
  - Forecast...The river is expected to rise above flood stage
    late tonight to a crest of 22.3 feet tomorrow evening. It
    will then fall below flood stage late Tuesday evening.
  - Flood stage is 16.0 feet.
  - Flood History...This crest compares to a previous crest of
    22.3 feet on 11/21/1979.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3785 9382 3774 9374 3770 9374 3770 9377
      3772 9377 3773 9380 3779 9382 3781 9385
      3785 9384

$$

KSC011-221315-
/O.NEW.KSGF.FL.W.0064.260622T1434Z-260623T0600Z/
/FSKK1.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
815 AM CDT Sun Jun 21 2026

...FLOOD WARNING IN EFFECT FROM MONDAY MORNING TO EARLY TUESDAY
MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Marmaton River at Fort Scott.

* WHEN...From Monday morning to early Tuesday morning.

* IMPACTS...At 38.0 feet, minor flooding begins along Mill Creek
  north of town due to backwater effects of the Marmaton River.
  Flood waters also spill across the field by the Red Barn
  Restaurant, on the north side of town, at the new Highway 69
  Bridge.

* ADDITIONAL DETAILS...
  - At 7:30 AM CDT Sunday the stage was 10.8 feet.
  - Bankfull stage is 38.0 feet.
  - Forecast...The river is expected to rise above flood stage
    late tomorrow morning to a crest of 38.4 feet early tomorrow
    afternoon. It will then fall below flood stage tomorrow
    evening.
  - Flood stage is 38.0 feet.
  - Flood History...This crest compares to a previous crest of
    38.4 feet on 05/28/2008.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3787 9470 3787 9461 3784 9461 3782 9469
      3779 9481 3783 9481 3785 9475

$$

MOC185-217-221315-
/O.NEW.KSGF.FL.W.0065.260623T0900Z-000000T0000Z/
/TBVM7.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
815 AM CDT Sun Jun 21 2026

...FLOOD WARNING IN EFFECT FROM LATE MONDAY NIGHT UNTIL FURTHER
NOTICE...

* WHAT...Minor flooding is forecast.

* WHERE...Osage River at Taberville.

* WHEN...From late Monday night until further notice.

* IMPACTS...At 27.5 feet, flood waters impact all of the low lying
  areas in the Schell Osage Conservation Area as well as several
  county roads west of Schell City.

* ADDITIONAL DETAILS...
  - At 7:45 AM CDT Sunday the stage was 18.3 feet.
  - Bankfull stage is 23.0 feet.
  - Forecast...The river is expected to rise above flood stage
    early Tuesday morning and continue rising to a crest of 27.2
    feet Wednesday evening.
  - Flood stage is 23.0 feet.
  - Flood History...This crest compares to a previous crest of
    27.5 feet on 10/17/2018.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3803 9383 3799 9379 3797 9381 3799 9406
      3797 9432 3807 9431 3808 9410 3806 9406
      3805 9390

$$

JD