FNUS75 KMSO 181635
FWSMSO

SPOT FORECAST FOR BUTTE CABIN
NATIONAL WEATHER SERVICE MISSOULA MT
1035 AM MDT THU APR 18 2013

FORECAST IS BASED ON IGNITION TIME OF 1040 MDT ON APRIL 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...LIGHT DIURNAL WIND PATTERNS THIS MORNING WILL TRANSITION
TO MORE WEST AND SOUTHWEST WINDS OVER THE IMMEDIATE UNIT THIS AFTERNOON
AND EARLY EVENING.  AS THE WINDS DEVELOP LATER THIS AFTERNOON...THE WIND
WILL BE MAINLY CHANNELED THROUGH NEARBY VALLEYS TO THE WEST OF ROCK CREEK
AND THEN OVER THIS UNIT. A BRIEF PERIOD OF RELATIVELY LIGHT WINDS SHOULD
DEVELOP AGAIN AFTER SUNSET...FOLLOWED BY MORE SOUTHERLY WINDS AGAIN LATE
TONIGHT AND FRIDAY MORNING.  A MOIST NORTHWEST FLOW IS EXPECTED TO DEVELOP
TONIGHT AND LAST THROUGH THE WEEKEND.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY...BRIEFLY BECOMING PARTLY CLOUDY
                    EARLY THIS AFTERNOON.
CWR.................0 PERCENT.
MAX TEMPERATURE.....54-56.
MIN HUMIDITY........28-32 PERCENT.
WIND (20 FT)........SOUTH WINDS TO 5 MPH...BECOMING UPSLOPE/UPVALLEY 3-7
                    MPH BY MID DAY.  THEN...WINDS BECOMING SOUTHWEST
                    5-10 MPH AFTER 3 PM WITH GUSTS 20 MPH ON THE UPPER
                    PORTION ON THIS UNIT.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF A SPRINKLE IN THE
                    EVENING...THEN CHANCE OF RAIN AND SNOW AFTER
                    MIDNIGHT.
CWR.................20 PERCENT.
MIN TEMPERATURE.....32-24.
MAX HUMIDITY........83-88 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6-12 MPH IN THE EVENING. WIND GUSTS
                    TO 20 MPH ON THE UPPER PART OF THE UNIT.  LIGHT
                    DOWNSLOPE WINDS DEVELOPING AFTER DARK...FOLLOWED BY
                    SOUTH WINDS 4-8 MPH AFTER MIDNIGHT.

.FRIDAY...

SKY/WEATHER.........MIXED RAIN AND SNOW SHOWERS IN THE MORNING...THEN
                    OCCASIONAL RAIN SHOWERS IN THE AFTERNOON.
CWR.................50 PERCENT.
MAX TEMPERATURE.....50-55.
MIN HUMIDITY........48-55 PERCENT.
WIND (20 FT)........SOUTH WINDS 5-10 MPH IN THE MORNING...BECOMING
                    NORTHWEST 5-14 MPH BY MID AFTERNOON. GUSTS UP TO
                    30 MPH IN THE LATE AFTERNOON.

$$
FORECASTER...BAUCK
REQUESTED BY...GREG JACOBSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20130418.BUTTE.03/MSO