FLOOD ADVISORY
Issue Date: 545 PM CST THU DEC 24 2009
Expiration: 1130 PM CST THU DEC 24 2009

FLOOD ADVISORY
NATIONAL WEATHER SERVICE ST LOUIS MO
545 PM CST THU DEC 24 2009
ILC005-013-027-051-061-083-117-119-121-133-135-163-189-MOC099-183-
189-510-250530-
/O.NEW.KLSX.FA.Y.0069.091224T2345Z-091225T0530Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONTGOMERY IL-WASHINGTON IL-MONROE IL-ST. CLAIR IL-CLINTON IL-
MARION IL-MADISON IL-BOND IL-FAYETTE IL-JERSEY IL-CALHOUN IL-
GREENE IL-MACOUPIN IL-JEFFERSON MO-ST. LOUIS CITY MO-ST. LOUIS MO-
ST. CHARLES MO-
545 PM CST THU DEC 24 2009
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED AN
* URBAN AND SMALL STREAM FLOOD ADVISORY FOR...
BOND COUNTY IN SOUTH CENTRAL ILLINOIS...
CALHOUN COUNTY IN SOUTHWEST ILLINOIS...
CLINTON COUNTY IN SOUTH CENTRAL ILLINOIS...
FAYETTE COUNTY IN SOUTH CENTRAL ILLINOIS...
GREENE COUNTY IN SOUTHWEST ILLINOIS...
JEFFERSON COUNTY IN EAST CENTRAL MISSOURI...
JERSEY COUNTY IN SOUTHWEST ILLINOIS...
MACOUPIN COUNTY IN SOUTHWEST ILLINOIS...
MADISON COUNTY IN SOUTHWEST ILLINOIS...
MARION COUNTY IN SOUTH CENTRAL ILLINOIS...
MONROE COUNTY IN SOUTHWEST ILLINOIS...
MONTGOMERY COUNTY IN SOUTH CENTRAL ILLINOIS...
ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...
ST. CLAIR COUNTY IN SOUTHWEST ILLINOIS...
ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
ST. LOUIS CITY IN EAST CENTRAL MISSOURI...
WASHINGTON COUNTY IN SOUTH CENTRAL ILLINOIS...
* UNTIL 1130 PM CST
* AT 535 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
MINOR FLOODING OCCURRING ACROSS THE ADVISORY AREA. MUCH OF THIS
MINOR FLOODING IS IN THE FORM OF EITHER POOR DRAINAGE IN URBANIZED
AREAS...LOW WATER CROSSINGS...AND CREEKS AND STREAMS AT OR JUST
ABOVE BANKFULL WITH A STEADY LIGHT AND AT TIMES MODERATE RAIN
FALLING. RAINFALL AMOUNTS TODAY HAVE RANGED FROM NEARLY ONE INCH
TO OVER ONE AND A HALF INCHES AND THIS IS ON TOP OF ALREADY
SATURATED GROUND FROM PREVIOUS RAINFALL OVER THE PAST COUPLE OF
DAYS.
* SOME LOCATIONS THAT WILL EXPERIENCE MINOR FLOODING INCLUDE...
AFFTON...ALTON...ANTONIA...ARNOLD...BALLWIN...BARNHART...
BEL-RIDGE...BELLEFONTAINE NEIGHBORS...BELLEVILLE...BERKELEY...
BETHALTO...BLACK JACK...BREESE...BRENTWOOD...BRIDGETON...BYRNES
MILL...CAHOKIA...CARLINVILLE...CARLYLE...CASEYVILLE...CEDAR HILL...
CENTRALIA...CENTREVILLE...CHESTERFIELD...CLARKSON VALLEY...
CLAYTON...COLLINSVILLE...COLUMBIA...COOL VALLEY AND COTTLEVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AN ADDITIONAL ONE INCH OF RAINFALL IS STILL POSSIBLE IN THE ADVISORY
AREA TONIGHT BEFORE PRECIPITATION CHANGES OVER TO SNOW.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE MINOR FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
IN HILLY TERRAIN...THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH
ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. ALSO BE AWARE THAT MOST
DEATHS FROM FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO TRAVEL
ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW
INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN ST
LOUIS.
LAT...LON 3847 8914 3822 8915 3822 9004 3813 9004
3801 9062 3821 9078 3863 9074 3855 9097
3889 9096 3894 9067 3925 9074 3940 9094
3939 9062 3953 9057 3953 8954 3936 8953
3935 8914 3921 8880 3848 8870
$$
TES

HAZARDOUS WEATHER OUTLOOK
Issue Date: 439 PM CST THU DEC 24 2009
Expiration: 530 AM CST FRI DEC 25 2009

Expires:200912251130;;
FLUS43 KLSX 242213
HWOLSX
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
413 PM CST THU DEC 24 2009
ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-251130-
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-
MARION IL-WASHINGTON IL-RANDOLPH IL-ADAMS IL-BROWN IL-PIKE IL-
CALHOUN IL-JERSEY IL-MADISON IL-ST. CLAIR IL-MONROE IL-KNOX-LEWIS-
SHELBY-MARION-MONROE-RALLS-PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-
CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-ST. CHARLES-FRANKLIN-
ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-WASHINGTON-
ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-REYNOLDS-
413 PM CST THU DEC 24 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN AND
CENTRAL MISSOURI AS WELL AS WEST CENTRAL AND SOUTHWEST ILLINOIS.
.DAY ONE...TONIGHT
RAIN AND ISOLATED THUNDERSTORMS WILL CONTINUE ACROSS MUCH OF THE
AREA THIS EVENING...WITH THE POTENTIAL FOR LOCALLY HEAVY RAINFALL
AMOUNTS. THIS ADDITIONAL RAINFALL MAY CAUSE FLOODING AS IT FALLS
ON GROUND THAT IS ALREADY SATURATED OR STILL FROZEN. FOR MORE
INFORMATION...PLEASE SEE THE FLOOD WATCH.
A STRONG STORM SYSTEM WILL BRING AROUND 1 INCH OF SNOWFALL TO
PORTIONS OF CENTRAL MISSOURI LATE NIGHT. A BRIEF PERIOD OF SLEET
IS POSSIBLE AS THE RAIN CHANGES OVER TO SNOW BETWEEN 300 AM AND
600 AM. THE SYSTEM WILL ALSO PRODUCE SUSTAINED WINDS OF 15 TO 25
MPH WITH GUSTS UP TO 35 MPH POSSIBLE ACROSS THE BI-STATE REGION.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
STRONG GUSTY WINDS WILL PERSIST THROUGH FRIDAY NIGHT BEFORE
DIMINISHING SOME ON SATURDAY. SUSTAINED WINDS OF APPROXIMATELY 20
MPH ARE EXPECTED WITH GUSTS OF 30 TO 40 MPH.
THE THREAT OF ACCUMULATING SNOW WILL PERSIST FROM FRIDAY THROUGH
SATURDAY NIGHT ACROSS MUCH OF THE AREA. SNOWFALL AMOUNTS ON FRIDAY
WILL BE GREATEST ACROSS CENTRAL AND NORTHEAST MISSOURI WHERE 1 TO
2 INCHES OF SNOWFALL IS POSSIBLE. ADDITIONAL SNOWFALL AMOUNTS OF 1
TO 2 INCHES ARE POSSIBLE ACROSS NORTHEAST MISSOURI TO WEST CENTRAL
ILLINOIS FRIDAY NIGHT INTO SATURDAY...WITH AMOUNTS OF 1 INCH OR
LESS ELSEWHERE.
.SPOTTER INFORMATION STATEMENT...
SPOTTERS ARE ASKED TO REPORT PRECIPITATION AMOUNTS AND ANY
FLOODING TO THE NATIONAL WEATHER SERVICE. REPORTS OF WINTER
WEATHER AND AMOUNTS FOR THE PERIOD FROM LATE TONIGHT THROUGH
SATURDAY ARE ALSO REQUESTED.
&&
FOR A GRAPHICAL VERSION OF THIS INFORMATION SEE OUR
WEBPAGE AT (LOWERCASE)... HTTP://WWW.WEATHER.GOV/LSX/?N=HWO1
$$

FLOOD WATCH
Issue Date: 337 PM CST WED DEC 23 2009
Expiration: 1200 AM CST FRI DEC 25 2009

...FLOOD WATCH NOW IN EFFECT THROUGH THURSDAY EVENING...
THE FLOOD WATCH IS NOW IN EFFECT FOR
* PORTIONS OF ILLINOIS AND MISSOURI...INCLUDING THE FOLLOWING
COUNTIES...IN ILLINOIS...ADAMS IL...BOND IL...BROWN IL...
CALHOUN IL...CLINTON IL...FAYETTE IL...GREENE IL...JERSEY IL...
MACOUPIN IL...MADISON IL...MARION IL...MONROE IL...MONTGOMERY
IL...PIKE IL...RANDOLPH IL...ST. CLAIR IL AND WASHINGTON IL.
IN MISSOURI...AUDRAIN...BOONE...CALLAWAY...COLE...CRAWFORD...
FRANKLIN...GASCONADE...IRON...JEFFERSON...KNOX...LEWIS...
LINCOLN...MADISON...MARION...MONITEAU...MONROE...MONTGOMERY...
OSAGE...PIKE...RALLS...REYNOLDS...SHELBY...ST. CHARLES...ST.
FRANCOIS...ST. LOUIS...ST. LOUIS CITY...STE. GENEVIEVE...
WARREN AND WASHINGTON.
* THROUGH THURSDAY EVENING
* SHOWERS AND SCATTERED THUNDERSTORMS HAVE ALREADY PRODUCED 1 TO 2
INCHES OF RAINFALL OVER PARTS OF CENTRAL MISSOURI AND SOUTH
CENTRAL ILLINOIS. THE RAIN IS EXPECTED TO CONTINUE THROUGH
THURSDAY EVENING AND BE HEAVY AT TIMES...WITH TOTAL RAINFALL
AMOUNTS BETWEEN 2 AND 4 INCHES. THE RAIN WILL IMMEDIATELY BECOME
RUNOFF THAT IS CAPABLE OF PRODUCING FLOODING...PARTICULARLY
WHERE THE SOIL IS NOW EITHER SATURATED OR STILL FROZEN.
* EXCESSIVE RUNOFF COULD LEAD TO FLOODING ALONG CREEKS AND RIVERS
ACROSS THE AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE BUT NOT IMMINENT IN
THE WATCH AREA. PEOPLE IN THE WATCH AREA ARE URGED TO CHECK ON
PREPAREDNESS REQUIREMENTS...ESPECIALLY IF YOU HAVE INTERESTS
ALONG AREA RIVERS. STAY INFORMED...AND BE READY FOR ACTION IF
FLOODING IS OBSERVED OR IF A FLOOD WARNING IS ISSUED.
$$
BRITT