FNUS75 KRIW 030042
FWSRIW

SPOT FORECAST FOR NORTH BUFFALO FIRE...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
642 PM MDT TUE OCT 2 2012

FORECAST IS BASED ON REQUEST TIME OF 1827 MDT ON OCTOBER 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A CANADIAN COLD FRONT WITH COLD BRISK NORTH WINDS WILL PUSH SOUTH
THROUGH THE FIRE AREA WITH SOME LIGHT SNOW SHOWERS THROUGH THE DAY
WEDNESDAY.  TEMPERATURES WILL BE MUCH COOLER WITH HIGHER RELATIVE
HUMIDITY.

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

FORECASTER...C.BAKER

.WEDNESDAY...
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). A CHANCE OF
                    SNOW THROUGH THE DAY. SLIGHT CHANCE OF RAIN IN
                    THE LATE MORNING AND AFTERNOON.
MAX TEMPERATURE.....40-45.
MIN HUMIDITY........33-37 PERCENT.
20 FOOT WINDS.......NORTH 10 TO 15 MPH WITH GUSTS TO 25 MPH IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....NORTH 15 TO 20 MPH WITH GUSTS TO 30 MPH.
LAL.................1.
CHC OF WETTING RAIN.10 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3200-4200 FT AGL INCREASING TO 5400-6400 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....NORTH NORTHWEST 20 TO 25 MPH.
SMOKE DISPERSAL.....FAIR IN THE MORNING THEN GOOD (46900-81000 KNOT-FT).

.WEDNESDAY NIGHT...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MIN TEMPERATURE.....20-24.
MAX HUMIDITY........76-81 PERCENT.
20 FOOT WINDS.......NORTH WIND 8 TO 12 MPH SHIFTING TO THE EAST IN
                    THE LATE EVENING AND OVERNIGHT. GUSTS UP TO 20
                    MPH.
RIDGE TOP WINDS.....NORTH AROUND 15 MPH SHIFTING TO THE EAST IN THE
                    LATE EVENING AND OVERNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4500-5500 FT AGL DECREASING TO 1800-2800 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTH AROUND 17 MPH SHIFTING TO THE EAST 15 TO
                    18 MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR (33600 KNOT-FT).

.THURSDAY...
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT) THEN BECOMING
                    PARTLY CLOUDY AFTER NOON (30-40 PERCENT).
MAX TEMPERATURE.....41-44.
MIN HUMIDITY........28-31 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....SOUTH 10 TO 15 MPH SHIFTING TO THE SOUTHWEST 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.......2600-3600 FT AGL INCREASING TO 5400-6400 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 13 TO 15 MPH SHIFTING TO THE
                    SOUTHWEST 14 TO 15 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR IN THE MORNING THEN GOOD (32400-63800 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. LOWS IN THE LOWER 20S. WINDS GENERALLY LESS THAN
10 MPH.
.FRIDAY...PARTLY CLOUDY. CHANCE OF SNOW. LOWS AROUND 18. HIGHS IN
THE MID 30S. WINDS GENERALLY LESS THAN 10 MPH.
.SATURDAY...PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE
LOWER 40S. WINDS GENERALLY LESS THAN 10 MPH.
.SUNDAY...MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE UPPER
40S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...C.BAKER
REQUESTED BY...JAMIE TYSON
REASON FOR REQUEST...WILDFIRE
.TAG 20121002.NORTH.01/RIW