WGUS63 KLSX 181622
FFALSX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service St Louis MO
1122 AM CDT Mon May 18 2026

ILZ064-065-069-070-074-190000-
/O.EXA.KLSX.FA.A.0004.000000T0000Z-260519T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bond IL-Fayette IL-Clinton IL-Marion IL-Washington IL-
Including the cities of Centralia, Salem, and Vandalia
1122 AM CDT Mon May 18 2026

...FLOOD WATCH IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...Flash flooding caused by excessive rainfall continues to be
  possible.

* WHERE...A portion of south central Illinois, including the
  following areas, Bond IL, Clinton IL, Fayette IL, Marion IL and
  Washington IL.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Potential rainfall amounts of 1 to 2 inches, with localized
    higher amounts of 2 to 4 inches.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MOZ041-047>051-059-060-062-072-073-190000-
/O.CON.KLSX.FA.A.0004.000000T0000Z-260519T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Boone MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-
Gasconade MO-Warren MO-Franklin MO-Crawford MO-Washington MO-
Including the cities of Columbia, Jefferson City, Sullivan,
Washington, Union, and Fulton
1122 AM CDT Mon May 18 2026

...FLOOD WATCH REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...Flash flooding caused by excessive rainfall continues to be
  possible.

* WHERE...Portions of central and east central Missouri, including
  the following areas, in central Missouri, Boone MO, Callaway MO,
  Cole MO, Moniteau MO and Osage MO. In east central Missouri,
  Crawford MO, Franklin MO, Gasconade MO, Montgomery MO, Warren MO
  and Washington MO.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Potential rainfall amounts of 2 to 4 inches, with localized
    higher amounts of 4 to 6 inches.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ILZ100>102-MOZ052-061-063>065-190000-
/O.CON.KLSX.FA.A.0004.000000T0000Z-260519T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Madison IL-Saint Clair IL-Monroe IL-Lincoln MO-Saint Charles MO-
Saint Louis MO-Saint Louis City MO-Jefferson MO-
Including the cities of Saint Charles, Cahokia, Belleville, Alton,
Edwardsville, and Saint Louis
1122 AM CDT Mon May 18 2026

...FLOOD WATCH REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...Flash Flooding caused by excessive rainfall continues to be
  possible.

* WHERE...Portions of southwest Illinois, including the following
  areas, Madison IL, Monroe IL and Saint Clair IL and east central
  Missouri, including the following areas, Jefferson MO, Lincoln MO,
  Saint Charles MO, Saint Louis City MO and Saint Louis MO.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Potential rainfall amounts of 1 to 2 inches, with localized
    higher amounts of 2 to 4 inches.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

BAH