FNUS75 KBYZ 171734
FWSBYZ

SPOT FORECAST FOR SHEEP CREEK...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
1134 AM MDT SAT AUG 17 2013

FORECAST IS BASED ON REQUEST TIME OF 1105 MDT ON AUGUST 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

WESTERLY FLOW WILL BE OVER THE FIRE THROUGH SUNDAY WITH WEAK WEATHER
DISTURBANCES MOVING THROUGH THE FLOW. THE REST OF TODAY WILL BE DRY
WITH TEMPERATURES AROUND 80 DEGREES AND RELATIVE HUMIDITIES IN THE
TEENS. ISOLATED THUNDERSTORMS ARE EXPECTED TONIGHT THROUGH SUNDAY
MORNING. IT WILL BE COOLER ON SUNDAY WITH SLIGHTLY HIGHER RELATIVE
HUMIDITIES. WINDS WILL BE INFLUENCED BY TERRAIN EFFECTS.


.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....77-82.
MIN HUMIDITY........12-17 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE WINDS 6 TO 14 MPH.
 RIDGETOP...........WEST 10 TO 20 MPH.
MIXING HEIGHT.......15100 FT AGL.
MIXING WINDS........WEST 10 TO 20 MPH.
HAINES INDEX........6.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY WITH ISOLATED THUNDERSTORMS.
CWR.................9 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....55-60.
MAX HUMIDITY........13-18 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE WINDS 6 TO 14 MPH EARLY IN THE
                    EVENING...BECOMING DOWNSLOPE 4 TO 12 MPH
                    BY LATE EVENING. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......2000 FT AGL.
MIXING WINDS........SOUTHWEST 15 TO 30 MPH.
HAINES INDEX........5.

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED THUNDERSTORMS IN THE
                    MORNING.
CWR.................8 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE/DOWN-VALLEY WINDS 4 TO 12 MPH EARLY...
                    THEN WINDS BECOMING UPSLOPE/UP-VALLEY 6 TO 14
                    MPH BY MID MORNING.
 RIDGETOP...........WEST 15 TO 25 MPH.
MIXING HEIGHT.......10900 FT AGL.
MIXING WINDS........WEST 10 TO 20 MPH.
HAINES INDEX........5.

$$
FORECASTER...ARTHUR
REQUESTED BY...BRIAN MATLOCK
TYPE OF REQUEST...WILDFIRE
.TAG 20130817.SHEEP.01/BYZ