803  
AWUS83 KLSX 232144  
RWSLSX  
ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-  
034>036-041-042-047>052-059>065-072>075-084-085-099-241100-  
 
WEATHER SUMMARY  
NATIONAL WEATHER SERVICE ST LOUIS MO  
444 PM CDT SAT MAY 23 2009  
 
A WEAK RIDGE OF HIGH PRESSURE REMAINED OVER THE AREA TODAY...BUT  
DID LITTLE TO STOP THE RICH GULF OF MEXICO MOISTURE FROM EDGING US  
FROM THE SOUTH. AFTER A BOUT OF SCATTERED SHOWERS THAT AFFECTED  
AREAS MAINLY TO THE SOUTH OF ST LOUIS THIS MORNING...THIS RICH  
MOISTURE AT THE LOW LEVELS AND ATMOSPHERIC CONDITIONS ALOFT  
HELPED TO FIRE OFF SHOWERS AND THUNDERSTORMS WITH THE HEATING OF  
THE DAY. A FEW LOCALIZED AREAS IN THE EASTERN OZARKS OF  
SOUTHEASTERN MISSOURI WERE ESTIMATED TO HAVE RECEIVED A COUPLE  
INCHES OF RAINFALL OVER A SHORT TIME AND MAY HAVE RESULTED IN SOME  
MINOR FLOODING.  
 
OTHERWISE...SKIES WERE MOSTLY CLOUDY TODAY FOR AREAS SOUTH AND  
EAST OF ST LOUIS...WHILE IT WAS PARTLY CLOUDY OR MOSTLY SUNNY  
ELSEWHERE. TEMPERATURES ROSE INTO THE MID TO UPPER 80S FOR AREAS  
GENERALLY NORTH OF INTERSTATE 70 IN THE BI-STATE REGION...AND INTO  
THE 75 TO 80 DEGREE RANGE SOUTH DUE THE CLOUDS AND EXPANDED  
COVERAGE OF RAIN.  
 
SCATTERED SHOWERS AND THUNDERSTORMS WILL PERSIST THROUGH TONIGHT  
FOR AREAS SOUTH OF ST LOUIS...WHILE ACROSS THE METRO AREA AND  
AREAS TO THE NORTH...THEY ARE EXPECTED TO DISSIPATE WITHIN A  
COUPLE HOURS OF SUNSET. LOW TEMPERATURES TONIGHT WILL BE FROM 60  
TO 65.  
 
MORE ROUNDS OF SHOWERS AND THUNDERSTORMS ARE EXPECTED ON SUNDAY  
AND MEMORIAL DAY AS ATMOSPHERIC CONDITIONS BECOME EVEN MORE  
FAVORABLE. HIGH TEMPERATURES WILL BE IN THE 70S TO NEAR 80 EACH  
DAY.  
 

 
 
TES  
 
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