000 FLUS43 KLSX 151113 HWOLSX HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 613 AM CDT WED AUG 15 2007 ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027- 034>036-041-042-047>052-059>065-072>075-084-085-099-161115- 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- 613 AM CDT WED AUG 15 2007 ...EXCESSIVE HEAT WARNING UNTIL 7 PM CDT THIS EVENING... 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 DANGEROUS HEAT WILL CONTINUE ACROSS THE AREA TODAY. AFTERNOON HIGH TEMPERATURES WILL BE IN EXCESS OF 100 DEGREES ACROSS MOST OF THE AREA AND HEAT INDEX READINGS IN THE 105 TO 110 RANGE CAN BE EXPECTED. FOR MORE INFORMATION REFER TO THE EXCESSIVE HEAT WARNING PRODUCT. THERE IS ALSO A CHANCE FOR THUNDERSTORMS ALONG AND NORTH OF THE INTERSTATE 70 CORRIDOR TONIGHT. THE STORMS ARE NOT EXPECTED TO BE SEVERE. VERY HOT AFTERNOON TEMPERATURES COMBINED WITH DRY VEGETATION AND AN INCREASING SOUTHWEST WIND WILL LEAD TO AN INCREASED FIRE DANGER TODAY. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THERE IS A POSSIBILITY THAT THE COLD FRONT WHICH HAS BEEN EXPECTED TO MOVE INTO THE AREA ON THURSDAY MAY BE WEAKER AND SLOWER THAN EXPECTED. HEAT INDEX READINGS MAY BE AROUND 105 AGAIN ON THURSDAY...THEREFORE THE EXCESSIVE HEAT WARNING MAY BE EXTENDED. THE CHANCE FOR SCATTERED THUNDERSTORMS WILL CONTINUE ON THURSDAY AND THURSDAY NIGHT ACROSS MUCH OF THE AREA. THE CHANCE FOR STORMS WILL RETURN ON SUNDAY AND CONTINUE THROUGH TUESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. && FOR A GRAPHICAL VERSION OF THIS INFORMATION SEE OUR WEBPAGE AT (LOWERCASE)... HTTP://WWW.WEATHER.GOV/LSX/?N=HWO1 $$ CARNEY