FNUS75 KRIW 190233
FWSRIW

SPOT FORECAST FOR BEAR CUB...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
833 PM MDT WED JUL 18 2012

FORECAST IS BASED ON REQUEST TIME OF 1937 MDT ON JULY 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A PLUME OF MID AND HIGH LEVEL MOISTURE WILL CONTINUE
TO FLOW NORTHWARD ACROSS THE AREA THROUGH THE WEEKEND AROUND THE
BACKSIDE OF UPPER HIGH PRESSURE OVER EASTERN COLORADO/WESTERN
KANSAS. THUNDERSTORM COVERAGE WILL REMAIN MOSTLY ISOLATED THROUGH
THE WEEKEND WITH THIS ACTIVITY PEAKING ON FRIDAY WHEN COVERAGE WILL
BE MORE SCATTERED. WIND PROFILES WILL BE LIGHT WITH THE MAIN THREAT
OF ERRATIC OUTFLOW WIND GUSTS FROM NEARBY THUNDERSTORMS...ESPECIALLY
ON FRIDAY. THE OUTLOOK FOR NEXT WEEK SHOWS A WEAK FRONTAL PASSAGE
ON MONDAY NIGHT WITH ISOLATED THUNDERSTORMS AHEAD OF THE
FRONT...FOLLOWED BY A DRIER WESTERLY FLOW TUESDAY AND WEDNESDAY.
WINDS WILL REMAIN LIGHT BEHIND THE FRONTAL PASSAGE WITH
THUNDERSTORMS AHEAD OF THE FRONT THE MAIN THREAT FOR STRONGER
GUSTS.

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

FORECASTER...MEUNIER

.REST OF TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....44-47.
MAX HUMIDITY........49-52 PERCENT.
20 FOOT WINDS.......WEST 5 TO 10 MPH THROUGH 2100 BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
.THURSDAY...
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (50-60 PERCENT). SLIGHT CHANCE OF
                    RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........21-24 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH...BECOMING WEST SOUTHWEST AROUND
                    10 MPH WITH GUSTS NEAR 20 MPH IN THE LATE MORNING
                    AND AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS IN THE AFTERNOON.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
LAL.................1 UNTIL 1200...THEN 2.
CHC OF WETTING RAIN.3 PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.THURSDAY NIGHT...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). SLIGHT CHANCE OF
                    RAIN SHOWERS AND ISOLATED THUNDERSTORMS.
MIN TEMPERATURE.....46-49.
MAX HUMIDITY........59-62 PERCENT.
20 FOOT WINDS.......WEST SOUTHWEST 8 TO 14 MPH THROUGH AROUND SUNSET...BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH AFTER 2200L. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH BECOMING NORTHWEST AFTER MIDNIGHT.
LAL.................2.
CHC OF WETTING RAIN.3 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FRIDAY...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (55-65 PERCENT). SLIGHT CHANCE OF
                    RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN THE
                    MORNING...THEN CHANCE OF RAIN SHOWERS AND
                    ISOLATED THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....65-68.
MIN HUMIDITY........29-32 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST AROUND 10
                    MPH WITH GUSTS NEAR 20 MPH IN THE AFTERNOON.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
LAL.................2.
CHC OF WETTING RAIN.10 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY NIGHT...PARTLY CLOUDY. CHANCE OF SHOWERS AND ISOLATED
THUNDERSTORMS IN THE EVENING...THEN SLIGHT CHANCE OF SHOWERS AND
ISOLATED THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 40S.
WINDS GENERALLY LESS THAN 10 MPH.

.SATURDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. WINDS
GENERALLY LESS THAN 10 MPH.

.SUNDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. WINDS GENERALLY LESS
THAN 10 MPH.

.MONDAY...MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS IN THE MID 60S. WINDS GENERALLY LESS
THAN 10 MPH.

$$

FORECASTER...MEUNIER
REQUESTED BY...JACOB HENRIE
REASON FOR REQUEST...WILDFIRE
.TAG 20120718.BEARC.01/RIW