FNUS75 KRIW 010201
FWSRIW

SPOT FORECAST FOR NORTH BUFFALO FIRE...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
801 PM MDT SUN SEP 30 2012

FORECAST IS BASED ON REQUEST TIME OF 1901 MDT ON SEPTEMBER 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A RIDGE OF HIGH PRESSURE WILL BUILD OVER THE ROCKIES
TODAY WITH SUNNY...WARMER AND DRIER CONDITIONS AND MAINLY LIGHT
WIND. A STRONG CANADIAN COLD FRONT WILL PUSH SOUTH ACROSS MONTANA
ON TUESDAY WITH A STRENGTHENING WESTERLY FLOW DEVELOPING AHEAD OF
THE FRONT ACROSS THE FIRE. GUSTY WEST WIND AND DRY CONDITIONS WILL
RESULT IN ELEVATED/NEAR CRITICAL FIRE WEATHER CONDITIONS TUESDAY
AFTERNOON. THE FRONT WILL PUSH SOUTH ACROSS WYOMING TUESDAY NIGHT
WITH THE STRONGEST PUSH ACROSS CENTRAL AND EASTERN WYOMING. THE
FIRE WILL BE ON THE WESTERN FRINGE OF PRECIPITATION WITH ISOLATED TO
SCATTERED SNOW SHOWERS EXPECTED TUESDAY NIGHT INTO WEDNESDAY.

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

FORECASTER...MEUNIER

.MONDAY...
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....62-67 BELOW 8500 FEET...56 TO 61 ABOVE 8500 FEET.
MIN HUMIDITY........25-28 PERCENT BELOW 8500 FEET...28-32 PERCENT ABOVE
                    8500 FEET.

20 FOOT WINDS.......UPSLOPE/UPVALLEY 4-7 MPH...WEST 5 TO 10 MPH
                    WITH GUSTS TO 15 MPH LATE AFTERNOON.
RIDGE TOP WINDS.....WEST 5 TO 10 MPH INCREASING TO 10 TO 15 MPH IN THE
                    AFTERNOON.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE
                    PLUME DOMINATED FIRE GROWTH.

MIXING HEIGHT.......NEAR RIDGE TOP LEVEL IN THE MORNING...INCREASING
                    TO 4500-5500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 5 TO 10 MPH IN THE MORNING...INCREASING TO 15 MPH
                    IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR IN THE MORNING...INCREASING TO GOOD (65000 KNOT-FT)
                    IN THE AFTERNOON.

.MONDAY NIGHT...
SKY/WEATHER.........CLEAR (0-5 PERCENT).
MIN TEMPERATURE.....35-38.
MAX HUMIDITY........62-65 PERCENT.

20 FOOT WINDS.......WEST WIND 5 TO 10 MPH EARLY EVENING...THEN BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....WEST AROUND 15 MPH BECOMING SOUTHWEST AFTER MIDNIGHT.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

MIXING HEIGHT.......3600-4600 FT AGL DECREASING TO 1900-2400 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 15 MPH SHIFTING TO THE SOUTHWEST 10 TO 15 MPH
                    AFTER MIDNIGHT.
SMOKE DISPERSAL.....FAIR EARLY EVENING...THEN BECOMING POOR.
                    (20000-53300 KNOT-FT).

.TUESDAY...
SKY/WEATHER.........SUNNY (0-5 PERCENT).
MAX TEMPERATURE.....60-65 BELOW 8500 FEET...54 TO 59 ABOVE 8500 FEET.
MIN HUMIDITY........25-28 PERCENT BELOW 8500 FEET...27-31 PERCENT ABOVE
                    8500 FEET.

20 FOOT WINDS.......SOUTHWEST AROUND 10 MPH BY LATE MORNING...
                    BECOMING WEST AROUND 15 MPH WITH GUSTS 25 TO 30 MPH
                    IN THE AFTERNOON.
RIDGE TOP WINDS.....SOUTHWEST 15 TO 20 MPH IN THE MORNING...BECOMING WEST
                    25 TO 30 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.......2400-3400 FT AGL INCREASING TO 5300-6300 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH IN THE MORNING. WEST AROUND 30 MPH
                    IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (52100 KNOT-FT) INCREASING TO EXCELLENT
                    (150800 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.TUESDAY NIGHT...MOSTLY CLEAR...BECOMING PARTLY CLOUDY LATE WITH
ISOLATED SNOW SHOWERS. LOWS IN THE LOWER 30S. WEST WIND 10 TO 15 MPH
WITH GUSTS NEAR 25 MPH IN THE EVENING.

.WEDNESDAY...COLDER. MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND
SNOW. LOWS AROUND 20. HIGHS IN THE MID 40S. WINDS GENERALLY LESS
THAN 10 MPH.

.THURSDAY...PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE
LOWER 40S. WINDS GENERALLY LESS THAN 10 MPH.

.FRIDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. LOWS
IN THE LOWER 20S. HIGHS IN THE LOWER 40S. WINDS GENERALLY LESS
THAN 10 MPH.

$$

FORECASTER...MEUNIER
REQUESTED BY...JAMIE TYSON
REASON FOR REQUEST...WILDFIRE
.TAG 20120930.NORTH.01/RIW