FNUS75 KGGW 232220
FWSGGW

SPOT FORECAST FOR OLD BURN...BLM LEWISTOWN
NATIONAL WEATHER SERVICE GLASGOW MT
420 PM MDT FRI APR 23 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE RIDGE AND CLEARING SKIES ARE EXPECTED TO MOVE ACROSS THE REGION
THROUGH FRIDAY NIGHT INTO SATURDAY MID DAY. DURING THE LATE AFTERNOON SATURDAY WEAK
INSTABILITY AROUND THE LITTLE ROCKIES MAY PRODUCE SOME LOCAL CUMULUS AND A FEW
ISOLATED SHOWERS WHICH COULD THEN GENERATE BRIEF GUSTY AND ERRATIC WINDS.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....33-38.
MAX HUMIDITY........53-58 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 12 TO 17 MPH WITH GUSTS TO
                    AROUND 30 MPH IN THE EVENING BECOMING LIGHT AFTER MIDNIGHT.
LAL.................1.
CWR.................ZERO.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTHWEST AROUND 12 MPH.

.SATURDAY...
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING PARTLY
                    CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....53-59.
MIN HUMIDITY........24-29 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 13 MPH. GUSTS UP TO 20 MPH IN
                    THE AFTERNOON.
LAL.................1.
CWR.................ZERO.
MIXING HEIGHT.......3500 FT AGL.
MIXING WINDS........WEST AROUND 15 MPH.

$$
FORECASTER...HICKS
REQUESTED BY...JOHN SEEMANN
TYPE OF REQUEST...PRESCRIBED
.TAG 20100424.OLDBU.01/GGW