566 AWUS85 KGGW 212207 RWSGGW REGIONAL WEATHER SUMMARY NATIONAL WEATHER SERVICE GLASGOW MT 330 PM MDT FRI DEC 21 2012 THIS IS THE REGIONAL WEATHER SUMMARY FOR THE EASTERN TWO THIRDS OF MONTANA...SOUTHERN SASKATCHEWAN...AND WESTERN NORTH DAKOTA. A COLD FRONT WILL MOVE THROUGH THE AREA SATURDAY MORNING WITH COLDER ARCTIC AIR MOVING INTO THE REGION BEHIND THE FRONT. MUCH COLDER AIR WILL REMAIN OVER THE REGION FOR THE NEXT SEVERAL DAYS. IN ADDITION...WIDESPREAD LIGHT SNOW WILL MOVE INTO THE AREA SUNDAY MORNING...WITH AREAS SOUTH OF THE MISSOURI RIVER VALLEY SEEING LESS THAN AN INCH...AND AREAS NORTH SEEING AN INCH OR TWO. LOW TEMPERATURES TONIGHT WILL MAINLY BE IN THE SINGLE DIGITS...WITH HIGHS ON SATURDAY IN THE TEENS NORTH AND IN THE 20S SOUTH. LOWS SATURDAY NIGHT WILL BE SLIGHTLY COLDER...WITH TEMPERATURES IN THE SINGLE DIGITS BELOW AND ABOVE ZERO. $$ MM