FNUS75 KBYZ 102209
FWSBYZ

SPOT FORECAST FOR RADIO SHELTER REPLACEMENT...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
409 PM MDT FRI SEP 10 2010

FORECAST IS BASED ON INCIDENT TIME OF 1534 MDT ON SEPTEMBER 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DRY AND MOSTLY SUNNY CONDITIONS ARE EXPECTED SATURDAY AND SUNDAY
OVER THE BIG HORN MOUNTAINS. THE MOST SIGNIFICANT THREAT FOR
HELICOPTOR OPERATIONS WILL BE BRISK TO STRONG WESTERLY WINDS AT
MOUNTAIN TOP LEVEL THROUGH THE WEEKEND. WESTERLY WINDS FROM 25 TO
35 MPH ARE EXPECTED ABOVE MOUNTAIN TOP LEVELS SATURDAY...
PERHAPS A LITTLE LESS THAN THAT FOR SUNDAY. MORE PROTECTED LOCATIONS
WITHIN MOUNTAIN VALLEYS WILL LIKELY RANGE FROM 10 TO 20 MPH.

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....49-58.
MIN HUMIDITY........26-31 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH.
 RIDGETOP...........WEST 25 TO 35 MPH.
MIXING HEIGHT.......2700 FT AGL.
MIXING WINDS........WEST 15 TO 30 MPH.

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....51-59.
MIN HUMIDITY........26-31 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH.
 RIDGETOP...........WEST 20 TO 30 MPH.
MIXING HEIGHT.......2700 FT AGL.
MIXING WINDS........WEST 15 TO 25 MPH.


$$
FORECASTER...TESAR
REQUESTED BY...ANGIE GAM
TYPE OF REQUEST...HAZMAT
.TAG 20100910.RADIO.01/BYZ