FNUS75 KRIW 191948
FWSRIW

SPOT FORECAST FOR POLE CREEK RX...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
148 PM MDT SUN SEP 19 2010

FORECAST IS BASED ON IGNITION TIME OF 1340 MDT ON SEPTEMBER 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DRY AND WINDY CONDITIONS WILL CONTINUE THROUGH THE EVENING. WINDS
WILL DECREASE A BIT AFTER 7 PM. MODEST MOISTURE RECOVERY CAN BE
EXPECTED TONIGHT. WIND WILL RETURN MONDAY BUT MOISTURE ASSOCIATED
WITH AN APPROACHING PACIFIC TROUGH OF LOW PRESSURE SHOULD KEEP RH
VALUES ABOVE CRITICAL LEVELS.


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

FORECASTER...BERC

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....38-43.
MAX HUMIDITY........48-58 PERCENT.
20 FOOT WINDS.......SOUTHWEST WINDS 11 TO 19 MPH. GUSTS UP TO 35
                    MPH DECREASING TO 20 MPH AFTER 7PM...
RIDGE TOP WINDS.....SOUTHWEST AROUND 30 MPH DECREASING TO 20 TO 25
                    MPH IN THE LATE EVENING AND OVERNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3400-4400 FT AGL DECREASING TO 700 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 32 MPH DECREASING TO 22 TO 26
                    MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....VERY GOOD (105600 KNOT-FT) DECREASING TO POOR
                    (17800 KNOT-FT) AFTER MIDNIGHT.

.MONDAY...
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (25-35 PERCENT).
MAX TEMPERATURE.....60-63.
MIN HUMIDITY........19-22 PERCENT.
20 FOOT WINDS.......WEST WINDS 10 TO 19 MPH. GUSTS UP TO 20 MPH
                    INCREASING TO 35 MPH IN THE AFTERNOON.
RIDGE TOP WINDS.....WEST 20 TO 25 MPH INCREASING TO AROUND 30 MPH
                    LATE 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.......2200-3200 FT AGL INCREASING TO 5200-6200 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 21 TO 26 MPH INCREASING TO AROUND 31 MPH
                    LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (47800 KNOT-FT) INCREASING TO VERY GOOD
                    (128400 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.MONDAY NIGHT...MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST
WINDS AROUND 12 MPH.
.TUESDAY...CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.
SOUTH WINDS AROUND 11 MPH.
.WEDNESDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS. LOWS IN THE MID
30S. HIGHS IN THE MID 60S. SOUTHWEST WINDS AROUND 15 MPH.
.THURSDAY...PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS AROUND 60.
WINDS GENERALLY LESS THAN 10 MPH.
.FRIDAY...MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID
60S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...BERC
REQUESTED BY...DWAYNE GIBBONS
REASON FOR REQUEST...PRESCRIBED
.TAG 20100919.POLEC.01/RIW