FNUS75 KRIW 132026
FWSRIW

SPOT FORECAST FOR NORTON POINT...USFS SHF
NATIONAL WEATHER SERVICE RIVERTON WY
226 PM MDT SAT AUG 13 2011

FORECAST IS BASED ON REQUEST TIME OF 1353 MDT ON AUGUST 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HOT AND DRY TODAY UNDERNEATH A BUILDING RIDGE. AN UPPER LEVEL
DISTURBANCE TRACKING INTO THE AREA FROM THE SOUTHWEST WILL DRAW IN
LIMITED MONSOON MOISTURE AND PRODUCE SCATTERED LATE DAY THUNDERSTORMS
ON SUNDAY...CONTINUING INTO MONDAY.

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

FORECASTER...LIPSON

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....41-44.
MAX HUMIDITY........50-53 PERCENT.
20 FOOT WINDS.......SOUTHWEST WINDS AROUND 8 MPH WITH GUSTS TO AROUND 15
                    MPH EARLY IN THE EVENING. DOWNSLOPE/DOWNVALLEY 3-6 MPH
                    BY 2000. SOUTHWEST WINDS 4 TO 7 MPH BY 0400.
RIDGE TOP WINDS.....WEST AROUND 15 MPH DECREASING TO 5 TO 10 MPH IN
                    THE LATE EVENING AND OVERNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.SUNDAY...
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (55-65 PERCENT). SLIGHT CHANCE OF
                    RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....73-75 AT 8200 FEET AND 65 TO 67 AT 10200 FEET.
MIN HUMIDITY........20-23 PERCENT AT 8200 FEET AND 29 TO 31 PERCENT AT
                    10200 FEET.
20 FOOT WINDS.......SOUTHWEST AROUND 10 MPH. BY 1300 WEST SOUTHWEST WINDS
                    OF 10 TO 15 MPH EXCEPT NORTHWEST ALONG THE FRONTIER CREEK.
                    EXPECT HIGHER GUSTS LATE IN THE AFTERNOON.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS IN THE AFTERNOON.
RIDGE TOP WINDS.....WEST 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.

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY NIGHT...PARTLY CLOUDY. ISOLATED SHOWERS AND 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.
.MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S.
WINDS GENERALLY LESS THAN 10 MPH.
.TUESDAY...MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS AROUND 70.
WINDS GENERALLY LESS THAN 10 MPH.
.WEDNESDAY...CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER
70S. WINDS GENERALLY LESS THAN 10 MPH.
.THURSDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...LIPSON
REQUESTED BY...ASHLEY POWELL
REASON FOR REQUEST...WILDFIRE
.TAG 20110813.NORTO.01/RIW