FNUS75 KGJT 311601 FWSGJT SPOT FORECAST FOR EAST SIDE PILES...NPS NATIONAL WEATHER SERVICE GRAND JUNCTION CO 901 AM MST MON JAN 31 2011 FORECAST IS BASED ON IGNITION TIME OF 1100 MST ON JANUARY 31. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A COLD PACIFIC STORM SYSTEM WILL IMPACT THE FIRE SITE THROUGH TUESDAY. SCATTERED SNOW SHOWERS WILL DEVELOP TODAY WHICH WILL ENHANCE MIXING AND SMOKE DISPERSION...THEN INCREASE AHEAD OF AN APPROACHING ARCTIC FRONT. THE FRONT WILL PASS OVER THE FIRE SITE ON TUESDAY INHIBITING MIXING AND BRINGING UNSEASONABLY COLD TEMPERATURES. .TODAY... 20-FOOT WINDS.......SOUTHEAST WINDS 5 MPH UNTIL 1100...THEN NORTHWEST 5-8 MPH. SMOKE DISPERSAL.....BECOMING FAIR IN THE AFTERNOON. MIXING HEIGHT.......1000 FT AGL INCREASING TO 5000 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....WEST 11 MPH. .TUESDAY... 20-FOOT WINDS.......EAST WINDS 5 MPH SHIFTING TO THE NORTHWEST 9-13 MPH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON. SMOKE DISPERSAL.....POOR IN THE MORNING...THEN BECOMING GOOD IN THE AFTERNOON. MIXING HEIGHT.......1000 FT AGL INCREASING TO 4600 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....EAST 5 MPH UNTIL 1000...THEN NORTH 15 MPH. $$ FORECASTER...ELLEN HEFFERNAN REQUESTED BY...K ROSS OXFORD TYPE OF REQUEST...PRESCRIBED .TAG 20110131.EASTS.01/GJT