THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN ILLINOIS...SOUTHWEST INDIANA...WESTERN KENTUCKY AND SOUTHEAST MISSOURI. .DAY ONE...TODAY AND TONIGHT SCATTERED TO NUMEROUS THUNDERSTORMS ARE EXPECTED OVER MUCH OF THE REGION THIS AFTERNOON AND INTO THE EVENING. SEVERE THUNDERSTORMS...POTENTIALLY IN THE FORM OF SUPERCELLS...WILL BE A POSSIBILITY. LARGE HAIL...DAMAGING WINDS...AND EVEN A FEW TORNADOES WOULD BE POSSIBLE. INSTABILITY WILL BE THE LIMITING FACTOR TODAY...AS SURFACE HEATING IS LOOKING LESS ROBUST THAN THOUGHT YESTERDAY. LOCALLY HEAVY RAINFALL WILL ALSO BE A CONCERN...ESPECIALLY OVER THE SOUTHERN HALF OF THE REGION...WHERE OVER 2 INCHES OF RAIN FELL IN MANY LOCATIONS WEDNESDAY THROUGH EARLY THIS MORNING. FLOODING ISSUES MAY DEVELOP WITH ANY THUNDERSTORMS THIS AFTERNOON AND EVENING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY PATCHY FROST MAY DEVELOP LATE SATURDAY NIGHT WITH LOW TEMPERATURES FORECAST IN THE MID 30S. .SPOTTER INFORMATION STATEMENT... SPOTTERS THROUGHOUT THE REGION SHOULD BE PREPARED FOR ACTIVATION THIS AFTERNOON AND EVENING.