FNUS75 KRIW 301352
FWSRIW

SPOT FORECAST FOR NORTH FORK...USFS SHF
NATIONAL WEATHER SERVICE RIVERTON WY
752 AM MDT THU SEP 30 2010

FORECAST IS BASED ON REQUEST TIME OF 0731 MDT ON SEPTEMBER 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE OVER THE WESTERN U.S. WITH WEST NORTHWEST FLOW ALOFT
OVER THE FIRE AREA WILL CONTINUE TO BRING ABNORMALLY WARM AND DRY WEATHER
TO THE AREA. TODAY THROUGH SATURDAY.

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

FORECASTER...C.BAKER

.TODAY...
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....63-68.
MIN HUMIDITY........14-17 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1200-1400 FT AGL THIS MORNING INCREASING TO 5000 FT AGL
                    BY NOON.
TRANSPORT WINDS.....WEST 13 TO 15 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (25600-40400 KNOT-FT) THIS MORNING THEN GOOD
                    (75000 KNOT-FT) BY NOON.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 30-35.
MAX HUMIDITY........80-85 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH BECOMING WEST
                    AROUND 9 MPH WITH GUSTS TO AROUND 15 MPH EARLY
                    IN THE MORNING.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500-1800 FT AGL.
TRANSPORT WINDS.....WEST 10 MPH.
SMOKE DISPERSAL.....POOR (15000-18000 KNOT-FT).

.FRIDAY...
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....63-66.
MIN HUMIDITY........16-19 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH SHIFTING TO THE NORTHEAST 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.......4500-5000 FT AGL.
TRANSPORT WINDS.....WEST 9 TO 16 MPH SHIFTING TO THE NORTHEAST 9 TO
                    10 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (15100-23500 KNOT-FT) EARLY THEN GOOD
                    (75000 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 30S. WINDS
GENERALLY LESS THAN 10 MPH.
.SATURDAY...MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID
60S. WINDS GENERALLY LESS THAN 10 MPH.
.SUNDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER
60S. WINDS GENERALLY LESS THAN 10 MPH.
.MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND SNOW
SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S. WEST WINDS
AROUND 12 MPH.

$$

FORECASTER...C.BAKER
REQUESTED BY...JAMES HARBUZ
REASON FOR REQUEST...WILDFIRE
.TAG 20100930.NORTH.01/RIW