FNUS75 KRIW 051955
FWSRIW

SPOT FORECAST FOR BUTTE CREEK...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
155 PM MDT WED SEP 5 2012

FORECAST IS BASED ON REQUEST TIME OF 1329 MDT ON SEPTEMBER 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

BREEZY TO WINDY CONDITIONS ARE EXPECTED THROUGH THE EARLY EVENING
HOURS TODAY AS WESTERLY WIND ALOFT MIXES TO THE SURFACE. A
DISTURBANCE TO THE NORTH WITH SEND A COLD FRONT INTO NORTHERN
WYOMING DURING THE MORNING HOURS THURSDAY. THIS WILL KEEP BREEZY
TO WINDY CONDITIONS OVER THE FIRE AREA THROUGH THE DAY. MOISTURE
WITH THIS SYSTEM IS LIMITED AND SO WILL BE THE SHOWER ACTIVITY
ASSOCIATED WITH IT. A SHOWER OR TWO IS POSSIBLE THURSDAY AFTERNOON
AND EVENING BUT WETTING RAIN IS NOT LIKELY. COOLER TEMPERATURES
ARE EXPECTED THURSDAY NIGHT AND FRIDAY AS HIGH PRESSURE BUILDS
OVER THE WESTERN U.S. LIGHTER WIND IS EXPECTED AFTER THURSDAY
AFTERNOON. SMOKE FROM THE NEIGHBORING NORTH BUFFALO FIRE WILL
CONTINUE TO PERIODICALLY AFFECT THE AREA.


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

FORECASTER...BERC

.TODAY...
SKY/WEATHER.........SUNNY (0-5 PERCENT).
MAX TEMPERATURE.....61-64.
MIN HUMIDITY........18-22 PERCENT.
20 FOOT WINDS.......WEST 10 TO 16 MPH WITH GUSTS TO 25 MPH.
RIDGE TOP WINDS.....WEST AROUND 25 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.TONIGHT...
SKY/WEATHER.........CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 40.
MAX HUMIDITY........42-45 PERCENT.
20 FOOT WINDS.......WEST WINDS 10 TO 16 MPH. GUSTS UP TO 30 MPH
                    DECREASING TO 20 MPH AFTER 2100.
RIDGE TOP WINDS.....WEST 20 TO 25 MPH DECREASING TO AROUND 15 MPH
                    AFTER MIDNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.THURSDAY...
SKY/WEATHER.........SUNNY (5-15 PERCENT) THEN BECOMING MOSTLY
                    CLOUDY (70-80 PERCENT). ISOLATED RAIN SHOWERS
                    IN THE AFTERNOON.
MAX TEMPERATURE.....57-61.
MIN HUMIDITY........20-23 PERCENT.
20 FOOT WINDS.......WEST WINDS 10 TO 15 MPH. GUSTS UP TO 20 MPH
                    INCREASING TO 30 MPH IN THE AFTERNOON.
RIDGE TOP WINDS.....WEST 15 TO 20 MPH INCREASING TO AROUND 25 MPH
                    LATE IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...MOSTLY CLOUDY. ISOLATED SHOWERS IN THE
EVENING...THEN ISOLATED SNOW SHOWERS AFTER MIDNIGHT. LOWS IN THE
LOWER 30S. WINDS GENERALLY LESS THAN 10 MPH.
.FRIDAY...PARTLY CLOUDY. INTERMITTENT SPRINKLES. LOWS IN THE MID
30S. HIGHS IN THE UPPER 50S. WINDS GENERALLY LESS THAN 10 MPH.
.SATURDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 60S. WINDS GENERALLY LESS THAN 10 MPH.
.SUNDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.
WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...BERC
REQUESTED BY...BUTTE CREEK IC
REASON FOR REQUEST...WILDFIRE
.TAG 20120905.BUTTE.01/RIW