FNUS75 KRIW 221610
FWSRIW

SPOT FORECAST FOR WASHAKIE ASPEN...USFS SHF
NATIONAL WEATHER SERVICE RIVERTON WY
1010 AM MDT THU SEP 22 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON SEPTEMBER 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...WARM AND MOSTLY SUNNY CONDITIONS ARE EXPECTED OVER THE NEXT
SEVERAL DAYS.  TEMPERATURES WILL RUN 5 TO 10 DEGREES OR MORE ABOVE NORMAL
AND RH'S WILL DIP INTO THE TEENS.

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

FORECASTER...LIPSON

.TODAY...
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....63-65.
MIN HUMIDITY........17 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY FROM THE EAST NORTHEAST AT 4-6 MPH.
                    AFTER 2000...WEST AT 5 TO 10 MPH...OCCASIONALLY NORTHWEST
                    AT THE SAME SPEEDS.
RIDGE TOP WINDS.....NORTHWEST 10 TO 15 MPH SHIFTING TO THE EAST IN
                    THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2000-3000 FT AGL INCREASING TO 4800-5600 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 14 TO 15 MPH SHIFTING TO THE EAST IN
                    THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (14300-47300 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 40.
MAX HUMIDITY........48-51 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH FROM THE WEST.
RIDGE TOP WINDS.....EAST AROUND 10 MPH SHIFTING TO THE WEST IN THE
                    LATE EVENING AND OVERNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2600-3600 FT AGL DECREASING TO 500 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....EAST AROUND 14 MPH SHIFTING TO THE WEST 14 TO
                    18 MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR (5400-37900 KNOT-FT).

.FRIDAY...
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....66-68.
MIN HUMIDITY........18-20 PERCENT.
20 FOOT WINDS.......DOWNSLOPE 3 TO 5 MPH FROM THE WEST UNTIL 0700. THEN
                    UPSLOPE/UPVALLEY 5-9 MPH FROM THE EAST NORTHEAST.
RIDGE TOP WINDS.....WEST AROUND 10 MPH SHIFTING TO THE EAST IN THE
                    AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2400-3400 FT AGL INCREASING TO 5200-5700 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 14 MPH SHIFTING TO THE EAST IN THE
                    AFTERNOON.
SMOKE DISPERSAL.....POOR (7900-35000 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY NIGHT...CLEAR. LOWS IN THE LOWER 40S. WINDS GENERALLY
LESS THAN 10 MPH.
.SATURDAY...MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE MID 60S.
WINDS GENERALLY LESS THAN 10 MPH.
.SUNDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER
60S. WEST WINDS AROUND 11 MPH.
.MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN
THE MID 30S. HIGHS IN THE UPPER 50S. WEST WINDS AROUND 10 MPH.

$$

FORECASTER...LIPSON
REQUESTED BY...GABE HARRY
REASON FOR REQUEST...PRESCRIBED
.TAG 20110922.WASHA.02/RIW