943 
WGUS83 KLSX 181940
FLSLSX

Flood Advisory
National Weather Service St Louis MO
240 PM CDT Mon May 18 2026

MOC019-027-051-135-190145-
/O.NEW.KLSX.FA.Y.0026.260518T1940Z-260519T0145Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Boone MO-Callaway MO-Cole MO-Moniteau MO-
240 PM CDT Mon May 18 2026

...FLOOD ADVISORY IN EFFECT UNTIL 845 PM CDT THIS EVENING...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Southeastern Boone County in central Missouri...
  Callaway County in central Missouri...
  Cole County in central Missouri...
  Southern Moniteau County in central Missouri...

* WHEN...Until 845 PM CDT Monday.

* IMPACTS...Minor flooding in low-lying and poor drainage areas. Some
  low-water crossings may become impassable.

* ADDITIONAL DETAILS...
  - At 240 PM CDT, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing or expected to begin
    shortly in the advisory area. Between 1 and 2 inches of rain have
    fallen.
  - Additional rainfall amounts of 1 to 2 inches are expected over
    the area. This additional rain will result in minor flooding.
  - Some locations that will experience flooding include...
    Jefferson City, Fulton, California, Ashland, Holts Summit,
    Columbia Regional Airport, Wardsville, St. Martins, Taos,
    Russellville, New Bloomfield, Lake Mykee Town, Centertown, St.
    Thomas, Lake Mykee, Brazito, McGirk, Hickory Hill, High Point and
    Williamsburg.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3856 9280 3870 9247 3895 9202 3906 9163
      3870 9165 3871 9172 3866 9187 3855 9203
      3848 9202 3847 9217 3840 9212 3837 9219
      3834 9220 3832 9225 3834 9241 3843 9240
      3843 9262


$$

Walsh

667 
WGUS83 KLSX 182333
FLSLSX

Flood Advisory
National Weather Service St Louis MO
633 PM CDT Mon May 18 2026

MOC019-027-051-135-182343-
/O.CAN.KLSX.FA.Y.0026.000000T0000Z-260519T0145Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Boone MO-Callaway MO-Cole MO-Moniteau MO-
633 PM CDT Mon May 18 2026

...FLOOD ADVISORY IS CANCELLED...

The Flood Advisory is cancelled for a portion of central Missouri,
including the following areas, Boone, Callaway, Cole and Moniteau.

The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.

A Flood Watch remains in effect until 100 PM CDT Tuesday for portions
of central and east central Missouri...

&&

LAT...LON 3856 9280 3870 9247 3895 9202 3906 9163
      3870 9165 3871 9172 3866 9187 3855 9203
      3848 9202 3847 9217 3840 9212 3837 9219
      3834 9220 3832 9225 3834 9241 3843 9240
      3843 9262


$$

Walsh