FNUS75 KBYZ 211234
FWSBYZ

SPOT FORECAST FOR TIMBER CREEK...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
634 AM MDT TUE APR 21 2009

FORECAST IS BASED ON IGNITION TIME OF 0800 MDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
WARM AND BREEZY CONDITIONS WILL BE OVER THE BURN SITE TODAY THROUGH
WEDNESDAY...AS A RIDGE OF HIGH PRESSURE PREVAILS OVER THE AREA. WINDS
WILL BE NORTHWEST AT 10 TO 20 MPH TODAY THROUGH THIS EVENING. THE WINDS
WILL THEN BECOME SOUTHWEST 5 TO 15 MPH OVERNIGHT. SOUTHWEST WINDS AT
5 TO 15 MPH EARLY ON WEDNESDAY WILL BECOME WEST BY LATE MORNING AND
INCREASE TO 10 TO 20 MPH. THE WINDS WILL BE GUSTY IN THE AFTERNOON WITH
GUSTS UP TO 30 MPH. HIGH TEMPERATURES WILL REACH THE MID TO UPPER 70S
TODAY...AND THE UPPER 70S TO MID 80S ON WEDNESDAY. MINIMUM RELATIVE
HUMIDITIES WILL BE 20 TO 30 PERCENT TODAY AND 15 TO 20 PERCENT ON
WEDNESDAY.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........20-30 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 10 TO 20 MPH.
 RIDGETOP...........NORTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......5500 FT AGL.
MIXING WINDS........NORTHWEST 15 TO 30 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....49-54.
MAX HUMIDITY........48-53 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 10 TO 20 MPH IN THE EVENING...
                    BECOMING SOUTHWEST 5 TO 15 MPH.
 RIDGETOP...........WEST 15 TO 30 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........WEST 15 TO 25 MPH.

.WEDNESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....79-84.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 15 MPH EARLY...BECOMING
                    WEST AND INCREASING TO 10 TO 20 MPH. GUSTS UP
                    TO 30 MPH IN THE AFTERNOON.
 RIDGETOP...........WEST 10 TO 20 MPH.
MIXING HEIGHT.......7900 FT AGL.
MIXING WINDS........WEST 15 TO 30 MPH.

$$
FORECASTER...ARTHUR
REQUESTED BY...BRIAN ANDERSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20090421.TIMBE.01/BYZ