FNUS75 KBYZ 291918
FWSBYZ

SPOT FORECAST FOR COLD SPRINGS PILES...USFS BIGHORN NF
NATIONAL WEATHER SERVICE BILLINGS MT
1218 PM MST MON NOV 29 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 MST ON NOVEMBER 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MAINLY DRY WEATHER IS EXPECTED TONIGHT AND TUESDAY. THE FLOW ALOFT
WILL BE STRONG OUT OF THE NORTHWEST...SO RIDGE TOP WINDS WILL BE
STRONG. WINDS WILL BE UPSLOPE AND SHOULD INCREASE BY LATE MORNING
INTO EARLY AFTERNOON. A WEAK PIECE OF ENERGY WILL SWING THROUGH
THE AREA FOR A SLIGHT CHANCE OF SNOW SHOWERS ON TUESDAY. MIXING
WILL NOT BE VERY GOOD. TWH


.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....AROUND ZERO.
MAX HUMIDITY........85-90 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS DECREASING TO 4 TO 12 MPH THIS
                    EVENING. WINDS BECOMING SOUTHWEST OVERNIGHT.
 RIDGETOP...........NORTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........NORTHWEST 15 TO 25 MPH.

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SNOW SHOWERS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....17-22.
MIN HUMIDITY........40-45 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 10 TO 18 MPH GUSTS TO 24 MPH.
 RIDGETOP...........NORTHWEST 20 TO 30 MPH.
MIXING HEIGHT.......1500 FT AGL.
MIXING WINDS........NORTHWEST 15 TO 25 MPH.

$$
FORECASTER...HUMPHREY
REQUESTED BY...MARVIN MATTHIESEN
TYPE OF REQUEST...PRESCRIBED
.TAG 20101130.COLDS.01/BYZ