064 FPUS63 KFSD 131022 SFPSD SDZ001>071-132230- STATE FORECAST FOR SOUTH DAKOTA NATIONAL WEATHER SERVICE SIOUX FALLS SD 420 AM CST MON DEC 13 1999 .TODAY...MOSTLY CLOUDY WEST WITH A CHANCE OF RAIN OR SNOW LATE. PARTLY CLOUDY EAST. WINDY STATEWIDE. HIGHS IN THE 40S TO LOWER 50S. .TONIGHT...SNOW LIKELY WEST. A CHANCE OF LIGHT SNOW EAST. WINDY WEST AND NORTH. LOWS FROM THE TEENS WEST TO THE 20S EAST. .TUESDAY...PARTLY CLOUDY WEST WITH A CHANCE OF SNOW SHOWERS. MOSTLY CLOUDY AND WINDY EAST WITH A CHANCE OF LIGHT SNOW. HIGHS MAINLY IN THE 30S. .EXTENDED FORECAST... .TUESDAY NIGHT...CHANCE OF LIGHT SNOW SOUTHEAST EARLY. OTHERWISE DRY. LOWS IN THE TEENS. .WEDNESDAY...DRY. HIGHS IN THE 30S. .THURSDAY...DRY EAST. CHANCE OF LIGHT SNOW WEST. LOWS IN THE TEENS. HIGHS IN THE 30S. .FRIDAY...DRY WEST. CHANCE OF LIGHT SNOW EAST. LOWS FROM THE SINGLE DIGITS NORTHWEST TO AROUND 20 SOUTHEAST. HIGHS FROM THE 20S NORTHEAST TO THE 30S SOUTHWEST. @R