FNUS75 KBYZ 201220
FWSBYZ

SPOT FORECAST FOR PINE CREEK GNF...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
620 AM MDT THU SEP 20 2012

FORECAST IS BASED ON REQUEST TIME OF 0603 MDT ON SEPTEMBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
IT WILL REMAIN WARM AND DRY THROUGH THE WEEKEND. HUMIDITIES WILL
FALL INTO THE MID TO UPPER TEENS EACH AFTERNOON WITH MODERATE
RECOVERIES AT NIGHT. WINDS WILL BE DRIVEN BY TERRAIN WITH TYPICAL
UPSLOPE AND DOWNSLOPE TENDENCIES. RIDGETOP WINDS ARE NOT EXPECTED
TO BE AS STRONG AS THE LAST SEVERAL DAYS. THE CHANCE OF RAIN WILL
REMAIN OUT OF THE FORECAST THROUGH THE WEEKEND. A SYSTEM WILL
APPROACH THE FIRE SITE ON MONDAY...BUT LOOKS TO BE TOO FAR SOUTH
AT THIS TIME TO GIVE THE SITE AN APPRECIABLE CHANCE OF RAIN. TWH

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....74-79.
MIN HUMIDITY........14-19 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......EAST OR DOWNSLOPE 4 TO 12 MPH EARLY THIS
                    MORNING. WINDS BECOMING WEST OR UPSLOPE AFTER
                    10 AM. GUST TO 18 MPH IN THE AFTERNOON.
 RIDGETOP...........NORTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......6500 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 15 MPH.
HAINES INDEX........4.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....43-48.
MAX HUMIDITY........42-47 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST OR UPSLOPE 4 TO 12 MPH EARLY THIS
                    EVENING. WINDS BECOMING EAST OR DOWNSLOPE
                    BY SUNSET.
 RIDGETOP...........NORTHWEST 5 TO 15 MPH.
MIXING HEIGHT.......FALLING TO 800 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 15 MPH.
HAINES INDEX........4.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......EAST OR DOWNSLOPE 4 TO 12 MPH EARLY THIS
                    MORNING. WINDS BECOMING WEST OR UPSLOPE AFTER
                    10 AM. GUST TO 18 MPH IN THE AFTERNOON.
 RIDGETOP...........NORTHWEST 5 TO 15 MPH.
MIXING HEIGHT.......6500 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 15 MPH.
HAINES INDEX........4.

$$
FORECASTER...HUMPHREY
REQUESTED BY...DENNIS SHERIDAN
TYPE OF REQUEST...WILDFIRE
.TAG 20120920.PINEC.01/BYZ