FNUS75 KBYZ 251723
FWSBYZ

SPOT FORECAST FOR EMIGRANT...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
1123 AM MDT THU JUL 25 2013

FORECAST IS BASED ON REQUEST TIME OF 1051 MDT ON JULY 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...ISOLATED THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON AND EVENING.
A WEAK DISTURBANCE WILL MOVE ACROSS THE BURN SITE THIS AFTERNOON
AND MAY BRING A FEW ISOLATED THUNDERSTORMS. THESE STORMS WILL BE
WET AND MAY PRODUCE STRONG GUSTY WINDS. TEMPERATURES WILL BE
COOLER TODAY WHICH WILL KEEP MINIMUM RH'S IN THE 25 TO 30 PERCENT
RANGE. RH RECOVERIES TONIGHT WILL BE MUCH BETTER WITH VALUES IN
THE UPPER 60 PERCENT RANGE. DRY WEATHER AND WARMER TEMPERATURES
WILL RETURN ON FRIDAY AS A HIGH PRESSURE RIDGE BUILDS BACK IN OVER
THE AREA. LOOK FOR RH'S TO FALL INTO THE TEENS FRIDAY AFTERNOON.
DAYTIME WINDS WILL REMAIN UPSLOPE/UPVALLEY WHILE
DOWNSLOPE/DOWNVALLEY WILL DEVELOP OVERNIGHT.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................9 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....74-79.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE/UPVALLEY 5 TO 10 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
 RIDGETOP...........NORTHEAST 5 TO 10 MPH.
MIXING HEIGHT.......10700 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 10 MPH.
HAINES INDEX........4.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING.
CWR.................9 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....47-52.
MAX HUMIDITY........65-70 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE/DOWNVALLEY WINDS 5 TO 10 MPH. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE EVENING.
 RIDGETOP...........NORTHWEST 5 TO 10 MPH.
MIXING HEIGHT.......200 FT AGL.
MIXING WINDS........LIGHT WINDS.
HAINES INDEX........4.

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....76-81.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......LIGHT UPSLOPE/UPVALLEY WINDS IN THE MORNING BECOMING 5
                    TO 10 MPH IN THE AFTERNOON.
 RIDGETOP...........WEST 5 TO 15 MPH.
MIXING HEIGHT.......11800 FT AGL.
MIXING WINDS........WEST 5 TO 10 MPH.
HAINES INDEX........4.

$$
FORECASTER...RICHMOND
REQUESTED BY...BRIAN MATLOCK
TYPE OF REQUEST...WILDFIRE
.TAG 20130725.EMIGR.02/BYZ