WGUS73 KLSX 182017
FFSLSX

Flash Flood Statement
National Weather Service St Louis MO
317 PM CDT Mon May 18 2026

ILC119-163-182027-
/O.CAN.KLSX.FF.W.0017.000000T0000Z-260519T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Madison IL-Saint Clair IL-
317 PM CDT Mon May 18 2026

...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN MADISON AND
NORTHEASTERN SAINT CLAIR COUNTIES IN SOUTHWESTERN ILLINOIS...

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 southwest Illinois and east central Missouri.

A Flood Watch remains in effect until 100 PM CDT Tuesday for a
portion of south central Illinois.

&&

LAT...LON 3843 8968 3843 8970 3849 8970 3859 8971
      3866 8971 3866 8960 3882 8960 3892 8914
      3848 8914

$$

ILC005-027-051-121-189-190200-
/O.CON.KLSX.FF.W.0017.000000T0000Z-260519T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bond IL-Clinton IL-Fayette IL-Marion IL-Washington IL-
317 PM CDT Mon May 18 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING
FOR SOUTHERN BOND, CLINTON, SOUTHWESTERN FAYETTE, WESTERN MARION AND
NORTHERN WASHINGTON COUNTIES IN SOUTH CENTRAL ILLINOIS...

At 317 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1 and 2 inches of rain have
fallen. Additional rainfall amounts of 1 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 indicated.

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...
  Breese, New Baden, Carlyle, Trenton, Aviston, Okawville, St. Rose,
  Germantown, Albers, Wamac, Beckemeyer, Pocahontas, Tamalco, Beaver
  Creek, Jamestown, Boulder, Shattuc, New Memphis and Pleasant Mound.

This includes the following State Parks...
Carlyle Lake State Fish and Wildlife Area and Eldon Hazlet State
Recreation Area.

This includes Interstate 64 in Illinois near exit 34.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3843 8968 3843 8970 3849 8970 3859 8971
      3866 8971 3866 8960 3882 8960 3892 8914
      3848 8914

FLASH FLOOD...RADAR INDICATED

$$

Walsh