FNUS75 KRIW 011712
FWSRIW

SPOT FORECAST FOR BILLY CREEK PILES RX...BLM CAD
NATIONAL WEATHER SERVICE RIVERTON WY
1012 AM MST WED DEC 1 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON DECEMBER 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
CLOUD COVER WILL INCREASE THIS AFTERNOON WITH SATELLITES ALREADY
INDICATING THE PRESENCE OF SOME THICKER CLOUD COVER MOVING OVER
THE BURN SITE. A DISTURBANCE WHICH IS CURRENTLY IMPACTING MUCH OF
NORTHERN AND WESTERN WYOMING WILL BRING THE POTENTIAL FOR LIGHT
SNOWFALL AROUND THE BURN SITE THIS AFTERNOON. SNOWFALL WILL
CONTINUE THROUGH THE OVERNIGHT HOURS AND IS EXPECTED TO TAPER
OFF EARLY THURSDAY MORNING. VERY LIGHT SNOWFALL ACCUMULATIONS ARE
EXPECTED OVER THE BURN SITE...WITH ONLY AROUND AN INCH OR SO
EXPECTED BY THURSDAY MORNING. WEST TO NORTHWESTERLY WIND OVER THE
BURN SITE WILL INCREASE THIS AFTERNOON AND REMAIN ELEVATED THROUGH
THURSDAY.


...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS...
...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT...

FORECASTER...BRANHAM

.TODAY...
SKY/WEATHER.........BECOMING MOSTLY CLOUDY (70-80 PERCENT). SLIGHT
                    CHANCE OF SNOW.
MAX TEMPERATURE.....31-36.
MIN HUMIDITY........41-45 PERCENT.
20 FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH INCREASING TO 15 TO
                    20 MPH WITH GUSTS TO AROUND 35 MPH.
RIDGE TOP WINDS.....NORTHWEST 18 TO 23 MPH.
MIXING HEIGHT.......INCREASING TO AROUND 1500 FT AGL BY 1500.
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR (3200-17600 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT) BY 0100. SLIGHT
                    CHANCE OF SNOW.
MIN TEMPERATURE.....16-20.
MAX HUMIDITY........68-73 PERCENT.
20 FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25
                    MPH.
RIDGE TOP WINDS.....NORTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......DECREASING TO ROUND 600 FT AGL BY 0200.
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR (3100-17600 KNOT-FT).

.THURSDAY...
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT).
MAX TEMPERATURE.....30-34.
MIN HUMIDITY........38-43 PERCENT.
20 FOOT WINDS.......WEST NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO
                    AROUND 30 MPH.
RIDGE TOP WINDS.....WEST 25 TO 30 MPH.
MIXING HEIGHT.......INCREASING TO AROUND 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR (3300-10000 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...MOSTLY CLOUDY. LOWS IN THE LOWER 20S. WEST
WINDS AROUND 22 MPH.
.FRIDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE AFTERNOON.
LOWS AROUND 19. HIGHS IN THE LOWER 30S. WINDS GENERALLY LESS THAN
10 MPH.
.SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. LOWS AROUND 10.
HIGHS IN THE UPPER 20S. WINDS GENERALLY LESS THAN 10 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS AROUND 12. HIGHS IN THE UPPER 20S.
WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...BRANHAM
REQUESTED BY...BOB BUHR
REASON FOR REQUEST...PRESCRIBED
.TAG 20101201.BILLY.01/RIW