« View county listFlash Flood Watch
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Marion IL-Washington IL-Randolph IL-Calhoun IL-Jersey IL-
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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,
434 AM CDT Fri Apr 28 2017
...FLASH FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
LATE SUNDAY NIGHT...
The Flash Flood Watch continues for
* portions of Illinois and Missouri...including the following
counties...in 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...Iron MO...Jefferson MO...Lincoln MO...Madison
MO...Moniteau MO...Montgomery MO...Osage MO...Pike MO...
Reynolds MO...Saint Charles MO...Saint Francois MO...Saint
Louis City MO...Saint Louis MO...Sainte Genevieve MO...Warren
MO and Washington MO.
* from this evening through late Sunday night
* Recent rainfall has set the stage for a significant flooding
event this weekend. A slow moving and potent storm system will
interact with a very moist airmass to produce heavy rainfall
over the weekend. Rainfall totals of 3 to 5 inches are likely
with locally higher amounts possible across southeastern
Missouri and southern Illinois.
* Heavy rainfall will result in flooding of low lying or poor
drainage areas...and ultimately dangerous flash flooding on
smaller creeks and streams. Moderate to major flooding is also
possible on larger streams and rivers.
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
955 PM CDT THU APR 27 2017
The Flood Warning continues for
The Meramec River near Sullivan
* Until Friday afternoon.
* At 9:30 PM Thursday the stage was 10.8 feet.
* Flood stage is 11.0 feet.
* Minor flooding is forecast.
* The river is forecast to rise above flood stage around midnight
tonight and crest near 11.6 feet Friday morning.
* Impact: At 11.5 feet...A small bridge in the back of Meramec State
Park park is flooded, cutting the park in two. If the river
continues to rise...park officials will evacuate the campgrounds at
* Impact: At 11.0 feet...Right Bank begins to overflow flooding
Fld Latest 7 a.m. Forecast
LOCATION Stg Obs Stg 04/28 04/29 04/30 05/01 05/02
Sullivan 11.0 10.75 11.6 9.4 7.3 6.4 5.9
LAT...LON 3800 9120 3806 9125 3829 9109 3840 9090