OPERATION FOUR WITH ALL EXERCISE MESSAGE ZONE FORECAST FOR SOUTHEAST WYOMING NATIONAL WEATHER SERVICE CHEYENNE WY 400 PM SUN DEC 05 2012 FORECAST FOR CHEYENNE …WINTER STORM WARNING HAS BEEN ISSUED FOR MONDAY THROUGH TUESDAY… .TONIGHT… CLOUDY AND TURNING COLDER WITH SOME FREEZING DRIZZLE LATE. LOW 25 TO 30. NORTH WIND 20 TO 30 MPH. .MONDAY… CLOUDY WITH FREEZING DRIZZLE IN THE MORNING… MIXING AND CHANGING TO SNOW BY LATE MORNING. SNOW HEAVY AT TIMES IN THE AFTERNOON. HIGHS AROUND 30. NORTHEAST WIND 15 TO 25 MPH. SNOW ACCUMULATIONS 3 TO 6 INCHES POSSIBLE. .MONDAY NIGHT… SNOW… HEAVY AT TIMES. EAST WIND 20 TO 30 MPH WTH GUSTS ABOVE 40 MPH. LOW 25 TO 30. .TUESDAY… HEAVY SNOW AND BLOWING SNOW CONTINUING. EAST WIND 25 TO 35 MPH WITH HIGHER GUSTS. HIGH IN THE LOWER 20S. .TUESDAY NIGHT… CLOUDY WITH LIGHT SNOW LIKELY. LOW 15 TO 20. CHANCE OF SNOW 60 PERCENT. .WEDNESDAY… PARTLY CLOUDY. HIGHS IN THE MID 20S.