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Flash Flood Watch

Flood Watch
National Weather Service Saint Louis MO
306 PM CDT Wed Aug 21 2019

Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Marion IL-Washington IL-Randolph IL-Calhoun IL-Jersey IL-
Madison IL-Saint Clair IL-Monroe IL-Pike MO-Boone MO-Audrain MO-
Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-Lincoln MO-
Gasconade MO-Warren MO-Saint Charles MO-Franklin MO-
Saint Louis MO-Saint Louis City MO-Jefferson MO-Crawford MO-
Washington MO-Saint Francois MO-Sainte Genevieve MO-
Including the cities of Litchfield, Vandalia, Centralia, Salem,
Chester, Sparta, Alton, Edwardsville, Belleville, Cahokia,
Bowling Green, Columbia, Mexico, Jefferson City, Fulton,
Saint Charles, Washington, Union, Sullivan, Saint Louis,
and Farmington
306 PM CDT Wed Aug 21 2019


The National Weather Service in Saint Louis has issued a

* Flash Flood Watch for portions of Illinois and Missouri...
  including the following Illinois...Bond IL...
  Calhoun IL...Clinton IL...Fayette IL...Greene IL...Jersey IL...
   Macoupin IL...Madison IL...Marion IL...Monroe IL...Montgomery
  IL...Randolph IL...Saint Clair IL and Washington IL. In
  Missouri...Audrain MO...Boone MO...Callaway MO...Cole MO...
  Crawford MO...Franklin MO...Gasconade MO...Jefferson MO...
  Lincoln MO...Moniteau MO...Montgomery MO...Osage MO...Pike
  MO...Saint Charles MO...Saint Francois MO...Saint Louis City
  MO...Saint Louis MO...Sainte Genevieve MO...Warren MO and
  Washington MO.

* from 7 PM CDT this evening through Thursday morning

* Widespread showers and thunderstorms are expected to develop
  this evening and continue through the overnight hours and into
  Thursday morning. Rainfall amounts of 2 to 4 inches are expected
  with locally higher totals.

* Heavy rainfall will result in flooding of low lying or poor
  drainage areas...and possibly dangerous flash flooding on
  smaller creeks and streams. Significant rises on larger streams
  and rivers will also be possible.


A Flash Flood Watch is advanced notice that conditions are
favorable that may lead to flash flooding. People in the Watch
area, especially in flood prone areas, should use this time to
make preparations just in case. Stay informed, and be ready for
quick action if flooding is observed or if a Flash Flood Warning
is issued.




Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Saint Louis MO
437 AM CDT Wed Aug 21 2019

Adams IL-Audrain MO-Bond IL-Boone MO-Brown IL-Calhoun IL-Callaway MO-
Clinton IL-Cole MO-Crawford MO-Fayette IL-Franklin MO-Gasconade MO-
Greene IL-Iron MO-Jefferson MO-Jersey IL-Knox MO-Lewis MO-Lincoln MO-
Macoupin IL-Madison IL-Madison MO-Marion IL-Marion MO-Moniteau MO-
Monroe IL-Monroe MO-Montgomery IL-Montgomery MO-Osage MO-Pike IL-
Pike MO-Ralls MO-Randolph IL-Reynolds MO-Saint Charles MO-
Saint Clair IL-Saint Francois MO-Saint Louis City MO-Saint Louis MO-
Sainte Genevieve MO-Shelby MO-Warren MO-Washington IL-Washington MO-
437 AM CDT Wed Aug 21 2019

This Hazardous Weather Outlook is for portions of eastern and
central Missouri as well as west central and southwest Illinois.

.DAY ONE...Today and tonight.

Thunderstorms are likely today and tonight across much of the area.
Some of the storms could be strong to severe. Isolated wind gusts to
60 mph and hail up to 1 inch in diameter area the primary threats.
Locally heavy rain will also be possible with these storms, primarily
across parts of central and northeast Missouri.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thunderstorms continue to be likely Thursday. Some storms could be
strong to severe with damaging winds the primary severe threat.

The chance of thunderstorms will continue on Friday. Thunderstorms
are possible again on sunday across parts of southeast Missouri and
southern Illinois. There is a chance of thunderstorms across much of
the area Monday and Tuesday.


Spotter activation may be needed today into this evening.



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NOAA National Weather Service
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