FNUS75 KRIW 241012 AAA
FWSRIW

SPOT FORECAST FOR BRADLEY MOUNTAIN...USFS
NATIONAL WEATHER SERVICE RIVERTON WY
339 AM MDT THU SEP 24 2009

FORECAST IS BASED ON IGNITION TIME OF 2135 MDT ON SEPTEMBER 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DRY AND MILD CONDITIONS ARE EXPECTED OVER THE NEXT COUPLE OF DAYS. A
WEAK DISTURBANCE IS EXPECTED TO MOVE OVER THE AREA LATE
FRIDAY...BUT ONLY SOME CLOUDS ARE EXPECTED WITH THIS FEATURE.
WINDS ARE EXPECTED TO BE LIGHT AND BE TERRAIN DRIVEN TODAY...WITH
SLIGHTLY STRONGER WINDS ON FRIDAY. SMOKE DISPERSAL IS EXPECTED TO
REACH THE GOOD CATEGORY BETWEEN 1500 AND 1600 TODAY...AND LAST
THROUGH ABOUT 1900. BETTER SMOKE DISPERSAL IS EXPECTED FRIDAY AND
SATURDAY. DOWNSLOPE/DOWN VALLEY WINDS ARE EXPECTED TONIGHT...WITH
EASTERLY FLOW IN THE GREYS AND SNAKE RIVER DRAINAGES. A MAJOR STORM
SYSTEM WILL BEGIN TO AFFECT THE AREA BEGINNING NEXT TUESDAY.

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

FORECASTER...MURRELL

.TODAY...
SKY/WEATHER.........SUNNY (10 PERCENT).
MAX TEMPERATURE.....80-85 VALLEY FLOOR TO 65-70 RIDGE TOP.
MIN HUMIDITY........17-22 PERCENT AT ALL ELEVATIONS.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 4-8 MPH. GUSTS TO 13 MPH.
RIDGE TOP WINDS.....NORTHEAST AROUND 5 MPH...BECOMING NORTHWEST
                    5 TO 10 MPH AFTER 1400.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......600 FT AGL INCREASING TO 7000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....LIGHT AND VARIABLE THROUGH 1200...THEN BECOMING
                    NORTHWEST 5 TO 10 MPH IN THE EARLY AFTERNOON
                    INCREASING TO 10 TO 15 MPH FROM THE NORTH NORTHWEST
                    AFTER 1500.
SMOKE DISPERSAL.....POOR...INCREASING TO G00D (70000 KNOT-FT) BETWEEN
                    1500 AND 1600.

.TONIGHT...
SKY/WEATHER.........CLEAR (10 PERCENT).
MIN TEMPERATURE.....35-40 VALLEY FLOOR TO 40-45 RIDGE TOP.
MAX HUMIDITY........65-70 PERCENT VALLEY TO AROUND 50 PERCENT RIDGE TOP.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-8 MPH.
RIDGE TOP WINDS.....NORTH 5 TO 10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......6000 FT AGL DECREASING TO 600 FT AGL BY 2100.
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH EARLY SHIFTING TO THE
                    NORTH 5 TO 10 MPH BY 2100.
SMOKE DISPERSAL.....GOOD DECREASING TO POOR/FAIR BETWEEN 1900 AND 2000.

.FRIDAY...
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....80-85 VALLEY FLOOR TO 65-70 RIDGE TOP.
MIN HUMIDITY........17-23 PERCENT ALL ELEVATIONS.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH IN
                    THE LATE MORNING AND AFTERNOON.
RIDGE TOP WINDS.....NORTH 10 TO 15 MPH...SHIFTING TO THE NORTHWEST
                    IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......600 FT AGL INCREASING TO 7500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH...SHIFTING TO THE NORTHWEST
                    12 TO 18 MPH.
SMOKE DISPERSAL.....POOR (6200 KNOT-FT) INCREASING TO GOOD
                    (90000 KNOT-FT) IN THE EARLY AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY NIGHT...MOSTLY 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...CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S.
WINDS GENERALLY LESS THAN 10 MPH.
.MONDAY...CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. WINDS
GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...DWAYNE GIBBONS
REASON FOR REQUEST...PRESCRIBED
.TAG 20090923.BRADL.04/RIW