FNUS75 KBYZ 082218
FWSBYZ

SPOT FORECAST FOR TIMBER CREEK...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
418 PM MDT TUE MAY 8 2012

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON MAY 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SOUTHERLY WINDS WILL DEVELOP OVER THE BURN SITE TUESDAY EVENING
KEEPING HUMIDITY MINIMUM AROUND 45 PERCENT. THESE WINDS WILL
SUBSIDE NEAR DAYBREAK ON WEDNESDAY. UPPER LEVEL RIDGE OVER THE
AREA ON WEDNESDAY WITH WARM AND DRY CONDITIONS AND SUNNY SKIES.
WINDS SHOULD BE GENERALLY LIGHT AND REMAIN MOSTLY UPSLOPE THROUGH
THE DAY. WINDS WILL AGAIN BECOME SOUTHERLY AND INCREASE AROUND
SUNSET WITH SPEEDS AROUND 15 MPH. COLD FRONT WILL MOVE THROUGH
AFTER MIDNIGHT NIGHT BRINGING A SWITCH TO STRONG NORTHWEST WINDS.
FRONT WILL BE DRY. THURSDAY WILL BE COOLER WITH HUMIDITY MINIMUMS
CLOSER TO 30 PERCENT BUT NORTHWEST WINDS AROUND 25 MPH THROUGH THE
DAY. BORSUM


.WEDNESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........17-22 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE/UPVALLEY 5 TO 10 MPH.
 RIDGETOP...........WEST 5 TO 15 MPH.
MIXING HEIGHT.......9200 FT AGL.
MIXING WINDS........WEST 5 TO 15 MPH.

$$
FORECASTER...BORSUM
REQUESTED BY...PATRICK DAVIS
TYPE OF REQUEST...PRESCRIBED
.TAG 20120509.TIMBE.01/BYZ