FNUS75 KBYZ 011418
FWSBYZ

SPOT FORECAST FOR TIE CREEK RX...NCA
NATIONAL WEATHER SERVICE BILLINGS MT
818 AM MDT MON NOV 1 2010

FORECAST IS BASED ON IGNITION TIME OF 0815 MDT ON NOVEMBER 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
AN UPPER LEVEL HIGH PRESSURE SYSTEM WILL BRING MILD TEMPERATURES
TO THE BURN SITE TODAY AND TUESDAY...WITH RH VALUES AROUND 30
PERCENT EACH DAY. WINDS ARE EXPECTED TO SWITCH MORE SOUTHWESTERLY
BY LATE THIS MORNING...AND BECOME SOUTHERLY THIS AFTERNOON. WINDS
BE MAINLY 10 MPH OR LESS THROUGH TONIGHT. A WEAK COLD FRONT WILL
PUSH THROUGH THE REGION TUESDAY RESULTING IN LITTLE OR NO
PRECIPITATION...BUT BRINGING A MORE SIGNIFICANT WIND SHIFT...WITH
WINDS BECOMING NORTHWESTERLY AND RISING TO TO AROUND 20 MPH BY
TUESDAY AFTERNOON AT THE BURN SITE. WINDS WILL DROP OF TO AROUND
10 MPH OVERNIGHT TUESDAY. TEMPERATURES WILL BE MUCH COOLER
WEDNESDAY. GILSTAD

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....55-60.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH.
 RIDGETOP...........WEST 5 TO 15 MPH.
MIXING HEIGHT.......4800 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 15 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....35-40.
MAX HUMIDITY........60-65 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH.
 RIDGETOP...........WEST 15 TO 25 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........WEST 10 TO 20 MPH.

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY WITH ISOLATED RAIN SHOWERS.
CWR.................7 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....60-65.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH.
 RIDGETOP...........NORTHWEST 25 TO 40 MPH.
MIXING HEIGHT.......3600 FT AGL.
MIXING WINDS........WEST 20 TO 35 MPH.

$$
FORECASTER...GILSTAD/HOOLEY
REQUESTED BY...MIKE BEARCOMESOUT
TYPE OF REQUEST...PRESCRIBED
.TAG 20101101.TIECR.01/BYZ