FNUS75 KRIW 281643
FWSRIW

SPOT FORECAST FOR BILLY CREEK PILES RX...BLM CAD
NATIONAL WEATHER SERVICE RIVERTON WY
1043 AM MDT WED OCT 28 2009

FORECAST IS BASED ON IGNITION TIME OF 1035 MDT ON OCTOBER 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A STRONG STORM SYSTEM WILL BRING SOME LIGHT SNOW AT TIMES ALONG
WITH NORTH WINDS TO THE BURN AREA TODAY AND TONIGHT. THE CHANCE OF
SNOW WILL LINGER THROUGH THURSDAY. SOUTHWEST WINDS WILL BE ON THE
INCREASE FRIDAY MORNING CONTINUING INTO THE WEEKEND AS THE NEXT
SYSTEM MOVES IN ON THE HEELS OF THE DEPARTING STORM.

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

FORECASTER...T.BAKER

.TODAY...
SKY/WEATHER.........CLOUDY (95-100 PERCENT). LIGHT SNOW LIKELY.
                    SNOWFALL OF AN INCH OR LESS.
MAX TEMPERATURE.....AROUND 25.
MIN HUMIDITY........40-45 PERCENT.
20 FOOT WINDS.......BREEZY. NORTH WINDS 8 TO 15 MPH. GUSTS UP TO
                    20 MPH.
RIDGE TOP WINDS.....NORTH AROUND 10-20 MPH GUSTS TO 30 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500 FT AGL.
TRANSPORT WINDS.....NORTH 20 MPH.
SMOKE DISPERSAL.....POOR (30000 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........CLOUDY (95-100 PERCENT). SNOW LIKELY.
                    SNOWFALL OF AN INCH OR TWO.
MIN TEMPERATURE.....12-15.
MAX HUMIDITY........86-89 PERCENT.
20 FOOT WINDS.......NORTH WINDS 8 TO 15 MPH WITH GUSTS TO AROUND
                    25 MPH.
RIDGE TOP WINDS.....NORTH 10 TO 20 MPH DECREASING TO AROUND 20 MPH
                    EARLY IN THE MORNING.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTH 25 MPH.
SMOKE DISPERSAL.....POOR (2500 KNOT-FT).

.THURSDAY...
SKY/WEATHER.........CLOUDY (80-90 PERCENT). SNOW LIKELY IN THE
                    MORNING...THEN SCATTERED SNOW SHOWERS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....24-27.
MIN HUMIDITY........50-55 PERCENT.
20 FOOT WINDS.......NORTH WINDS 7 TO 14 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....NORTH 10 TO 15 MPH GUSTS TO 25 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500 FT AGL.
TRANSPORT WINDS.....NORTH 20 MPH.
SMOKE DISPERSAL.....POOR (30000 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...PARTLY CLOUDY WITH ISOLATED SNOW SHOWERS. LOWS
AROUND 18. WEST WINDS AROUND 10-15 MPH.
.FRIDAY...MOSTLY CLOUDY. SCATTERED SNOW SHOWERS. LOWS IN THE
LOWER 20S. HIGHS IN THE MID 30S. NORTHWEST WINDS AROUND 10-20 MPH.
.SATURDAY...PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS AROUND
40. WEST WINDS AROUND 10-15 MPH.
.SUNDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. LOWS
IN THE MID 20S. HIGHS IN THE UPPER 30S. WINDS GENERALLY LESS THAN
10 MPH.

$$

FORECASTER...T.BAKER
REQUESTED BY...LUKE FORTNER
REASON FOR REQUEST...PRESCRIBED
.TAG 20091028.BILLY.01/RIW