559
FNUS75 KBYZ 061409
FWSBYZ
SPOT FORECAST FOR TIE CREEK...MT_NCA
NATIONAL WEATHER SERVICE BILLINGS MT
709 AM MST FRI NOV 6 2009
FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON NOVEMBER 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SKIES WILL BE MOSTLY CLEAR EARLY THIS MORNING BUT CLOUDS WILL BE
ON THE INCREASE BY MID MORNING INTO THE AFTERNOON HOURS. A COLD
FRONT WILL MOVE ACROSS THE BURN SITE BY EARLY THIS EVENING.
HOWEVER...THE ATMOSPHERE REMAINS DRY SO NO PRECIPITATION IS
EXPECTED AHEAD AND ALONG THE FRONT. EXPECT WEST TO SOUTHWEST
WINDS TO INCREASE TO 10 TO 20 MPH AHEAD OF THE FRONT AND BECOME
LIGHT EASTERLY LATE TONIGHT BEHIND THE FRONT AND SOUTHEAST FOR
THE DAY SATURDAY. IT WILL BE WINDY AT RIDGETOP LEVEL TODAY BUT
DECREASE LATE TONIGHT. TEMPERATURES WILL BE SLIGHTLY COOLER TODAY
THAN WAS THE CASE THURSDAY WITH MUCH COOLER TEMPERATURES EXPECTED
ON SATURDAY. AFTERNOON HUMIDITIES TODAY WILL BE IN THE UPPER
TEENS TO LOWER 20S BUT HIGHER HUMIDITIES WILL BE IN STORE
SATURDAY DUE TO COOLER TEMPERATURES.
TODAY
SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........17-22 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 10 TO 20 MPH.
RIDGETOP...........WEST 30 TO 45 MPH.
MIXING HEIGHT.......6200 FT AGL.
MIXING WINDS........WEST 20 TO 35 MPH.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....34-39.
MAX HUMIDITY........71-76 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH BECOMING EAST LATE.
RIDGETOP...........SOUTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTHWEST 25 TO 40 MPH.
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....51-56.
MIN HUMIDITY........36-41 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 15 MPH.
RIDGETOP...........SOUTHWEST 5 TO 10 MPH.
MIXING HEIGHT.......3400 FT AGL.
MIXING WINDS........WEST 15 TO 25 MPH.
FORECASTER...HOOLEY
REQUESTED BY...RAY HART
TYPE OF REQUEST...PRESCRIBED
.TAG 20091106.TIECR.01/BYZ
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