FNUS75 KRIW 160557
FWSRIW

SPOT FORECAST FOR WEST SLOPE RX...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
1157 PM MDT THU MAR 15 2012

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON MARCH 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...GUSTY SOUTHEAST WINDS WILL CONTINUE THROUGH THIS
MORNING AHEAD OF AN APPROACHING COLD FRONT. THE FRONT WILL PUSH
ACROSS THE AREA IN THE AFTERNOON...RESULTING IN A WIND SHIFT FROM
A MORE WESTERLY DIRECTION. TEMPERATURES WILL TREND SLIGHTLY WARMER
AND RELATIVE HUMIDITY SLIGHTLY DRIER WITH LITTLE COOLING EXPECTED
BEHIND THE FRONT. GUSTY SOUTHEAST WIND WILL RETURN TO THE AREA
SATURDAY MORNING WITH THESE WINDS INTENSIFYING THROUGH THE
AFTERNOON.


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

FORECASTER...MEUNIER

.FRIDAY...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....66-69.
MIN HUMIDITY........19-22 PERCENT.
20 FOOT WINDS.......SOUTHEAST WINDS 12 TO 17 MPH WITH GUSTS TO AROUND
                    30 MPH...SHIFTING SOUTHWEST AT 5 TO 10 MPH WITH GUSTS
                    TO 15 MPH AROUND 1600L.
RIDGE TOP WINDS.....SOUTH 15 TO 20 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4300 FT AGL INCREASING TO 6300 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 17 TO 21 MPH.
SMOKE DISPERSAL.....GOOD TO VERY GOOD (64800-110600 KNOT-FT).

.FRIDAY NIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT).
MIN TEMPERATURE.....40-43.
MAX HUMIDITY........61-64 PERCENT.
20 FOOT WINDS.......SOUTHWEST WINDS AROUND 9 MPH WITH GUSTS TO
                    AROUND 15 MPH EARLY IN THE EVENING BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH...THEN BECOMING
                    SOUTHEAST AROUND 9 MPH WITH GUSTS TO AROUND 15
                    MPH EARLY IN THE MORNING.
RIDGE TOP WINDS.....SOUTHEAST 10 TO 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2700-3700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 13 MPH SHIFTING TO THE
                    SOUTHEAST 12 TO 13 MPH AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR TO FAIR (24000-40100 KNOT-FT).

.SATURDAY...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
MAX TEMPERATURE.....62-65.
MIN HUMIDITY........26-29 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHEAST 11 TO
                    14 MPH WITH GUSTS TO AROUND 25 MPH IN THE LATE
                    MORNING AND AFTERNOON.
RIDGE TOP WINDS.....SOUTH 15 TO 20 MPH INCREASING TO AROUND 25 MPH
                    IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5300 FT AGL INCREASING TO 7300 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH 22 TO 31 MPH.
SMOKE DISPERSAL.....VERY GOOD (103300 KNOT-FT) INCREASING TO
                    EXCELLENT (190500 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.SATURDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTH
WINDS AROUND 15 MPH.
.SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
MID 30S. HIGHS AROUND 60. SOUTH WINDS AROUND 11 MPH.
.MONDAY...COOLER. PARTLY CLOUDY WITH ISOLATED SHOWERS AND SNOW
SHOWERS. LOWS AROUND 30. HIGHS IN THE UPPER 40S. WINDS GENERALLY
LESS THAN 10 MPH.
.TUESDAY...PARTLY CLOUDY WITH ISOLATED SNOW SHOWERS. LOWS IN THE
LOWER 30S. HIGHS IN THE UPPER 40S. WINDS GENERALLY LESS THAN
10 MPH.

$$

FORECASTER...MEUNIER
REQUESTED BY...BOB BUHR
REASON FOR REQUEST...PRESCRIBED
.TAG 20120316.WESTS.01/RIW