FNUS75 KBYZ 182152
FWSBYZ

SPOT FORECAST FOR EMIGRANT...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
352 PM MDT SUN AUG 18 2013

FORECAST IS BASED ON REQUEST TIME OF 1501 MDT ON AUGUST 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...MAIN CONCERN FOR THE FIRE SITE ON MONDAY AND TUESDAY WILL BE
LOW AFTERNOON RH VALUES IN THE TEENS...

.DISCUSSION...
THE MAIN CONCERN FOR THE FIRE SITE ON MONDAY AND TUESDAY WILL BE
VERY DRY RH VALUES IN THE TEENS IN THE AFTERNOONS THANKS TO HIGH
TEMPERATURES IN THE 80S. WINDS ALOFT WILL REMAIN LIGHT AND THUS
WINDS AT THE FIRE SITE WILL BE DRIVEN UPSLOPE/DOWNSLOPE BY THE
TERRAIN. TEMPERATURES WILL DROP INTO THE 50S MONDAY NIGHT ALLOWING
FOR RH RECOVERIES INTO THE 50S. CHURCH

.MONDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....81-86.
MIN HUMIDITY........13-18 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE WINDS WINDS 5 TO 10 MPH EARLY...
x09x09x09x09x09THEN BECOMING UPSLOPE AT 10 TO 15 MPH BY LATE
x09x09x09x09x09MORNING.
 RIDGETOP...........WEST 5 TO 15 MPH.
HAINES INDEX........3.

.MONDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....51-56.
MAX HUMIDITY........51-56 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE WINDS 10 TO 15 MPH EARLY IN THE
x09x09x09x09x09EVENING...BECOME DOWNSLOPE 5 TO 10 MPH BY
x09x09x09x09x09LATE EVENING.
 RIDGETOP...........WEST 10 TO 20 MPH.
HAINES INDEX........5.

.TUESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....83-88.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE WINDS WINDS 5 TO 10 MPH EARLY...
x09x09x09x09x09THEN BECOMING UPSLOPE AT 10 TO 15 MPH BY LATE
x09x09x09x09x09MORNING.
 RIDGETOP...........WEST 10 TO 20 MPH.
HAINES INDEX........5.

$$
FORECASTER...CHURCH/TWH
REQUESTED BY...SHELBY MAJORS
TYPE OF REQUEST...WILDFIRE
.TAG 20130817.EMIGR.01/BYZ