FNUS75 KRIW 221148
FWSRIW

SPOT FORECAST FOR NORTH BUFFALO...TIDC
NATIONAL WEATHER SERVICE RIVERTON WY
548 AM MDT SAT SEP 22 2012

FORECAST IS BASED ON REQUEST TIME OF 2004 MDT ON SEPTEMBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...DRY AND WARM TODAY WITH LIGHT WIND. ON SUNDAY A
LITTLE MOISTURE WILL MAKE ITS WAY INTO THE WESTERN WYOMING MOUNTAINS.
ISOLATED SHOWERS OR STORMS ARE POSSIBLE DURING THE AFTERNOON
AND EVENING HOURS OF SUNDAY. SHOWER COVERAGE MAY INCREASE A BIT
ON MONDAY AS A WEATHER SYSTEM MOVES INTO NORTHERN UTAH.

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

FORECASTER...AR

.TODAY...
SKY/WEATHER.........SUNNY. AREAS OF SMOKE.
MAX TEMPERATURE.....70-75 AROUND 7500 FEET...60-65 AROUND 10000 FEET.
MIN HUMIDITY........15-20 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY AT 4 TO 8 MPH UNTIL 1200.
                    SOUTHWEST AT 5 TO 10 MPH AFTER 1200.
RIDGE TOP WINDS.....SOUTH TO SOUTHWEST AT 5 TO 10 MPH UNTIL 1200.
                    SOUTHWEST AT 7 TO 12 MPH AFTER 1200.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 6500-7500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH TO SOUTHWEST AT 10 TO 15 MPH.
SMOKE DISPERSAL.....INCREASING TO FAIR BY 1200...BECOMING GOOD BY 1400.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY. AREAS OF SMOKE.
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........45-50 PERCENT VALLEYS...35-40 PERCENT RIDGE TOPS.

20 FOOT WINDS.......SOUTHWEST AT 4 TO 7 MPH UNTIL SUNSET...THEN BECOMING
                    DOWNSLOPE/DOWNVALLEY AT 4 TO 7 MPH AFTER SUNSET.

RIDGE TOP WINDS.....SOUTH TO SOUTHWEST AT 5 TO 10 MPH.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 1000-2000 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST TO SOUTHWEST AT 10 MPH UNTIL SUNSET.
                    THEN WEST AT 5 TO 10 MPH AFTER SUNSET.
SMOKE DISPERSAL.....GOOD...DECREASING TO FAIR AT SUNSET...DECREASING
                    TO POOR AFTER MIDNIGHT.

.SUNDAY...
SKY/WEATHER.........MOSTLY SUNNY IN THE MORNING.  PARTLY CLOUDY
                    IN THE AFTERNOON. ISOLATED SHOWERS OR
                    THUNDERSTORMS AFTER 1500.
MAX TEMPERATURE.....69-74 AROUND 7500 FEET...59-64 AROUND 10000 FEET.
MIN HUMIDITY........15-20 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY AT 5 TO 8 MPH IN THE MORNING.
                    SOUTHWEST AT 5 TO 9 MPH.
RIDGE TOP WINDS.....SOUTH TO SOUTHWEST AT 5 TO 10 MPH IN THE MORNING.
                    SOUTHWEST AROUND 10 MPH IN THE AFTERNOON.
LAL.................1 UNTIL 1500...LAL 2 AFTER 1500.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 6500-7500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH TO SOUTHWEST AT 5 TO 10 MPH IN THE MORNING.
                    SOUTHWEST AT 10 TO 15 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....BECOMING FAIR BY 1200...INCREASING TO GOOD
                    BY 1400.

.FORECAST DAYS 3 THROUGH 5...

.SUNDAY NIGHT...PARTLY CLOUDY. LOWS 40-45.
WINDS GENERALLY LESS THAN 10 MPH.

.MONDAY...COOLER. MOSTLY CLOUDY WITH SCATTERED SHOWERS AND CHANCE
OF THUNDERSTORMS. HIGHS IN THE MID TO UPPER 50S.
WINDS GENERALLY LESS THAN 10 MPH.

.TUESDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS...THUNDERSTORMS
AND SLIGHT CHANCE OF SNOW SHOWERS ABOVE 10000 FEET.
LOWS IN THE MID 30S TO LOWER 40S. HIGHS IN THE 50S.
WINDS GENERALLY LESS THAN 10 MPH.

.WEDNESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE 30S. HIGHS IN THE 50S.
WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...ROSS
REQUESTED BY...WAYNE PETSCH
REASON FOR REQUEST...WILDFIRE
.TAG 20120921.NORTH.01/RIW