FNUS75 KRIW 291137
FWSRIW

SPOT FORECAST FOR NORTON POINT...USFS
NATIONAL WEATHER SERVICE RIVERTON WY
537 AM MDT THU SEP 29 2011

FORECAST IS BASED ON REQUEST TIME OF 1958 MDT ON SEPTEMBER 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A DRY...BACKDOOR COLD FRONT PUSHED ACROSS THE WILDFIRE AREA
EARLY THIS MORNING. THIS WILL RESULT IN MUCH COOLER TEMPERATURES...
AND HIGHER RH TODAY. A MOSTLY CLOUDY SKY OVER THE FIRE AT DAYBREAK
SHOULD GRADUALLY DISSIPATE DURING THE LATE MORNING HOURS.
WARMER AND DRIER CONDITIONS WILL RETURN ON FRIDAY...WITH MAINLY LIGHT
AND TERRAIN DRIVEN WINDS. A WEAK SYSTEM WILL BRUSH THE AREA THIS
WEEKEND...WITH A SLIGHT CHANCE FOR RAIN SHOWERS...MAINLY ON SUNDAY.
A MUCH STRONGER STORM SYSTEM IS EXPECTED MID TO LATE NEXT WEEK.

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

FORECASTER...MURRELL

.TODAY...
SKY/WEATHER.........MOSTLY CLOUDY (85 PERCENT) BECOMING
                    MOSTLY SUNNY (15 PERCENT) IN THE EARLY
                    AFTERNOON.
MAX TEMPERATURE.....AROUND 55.
MIN HUMIDITY........AROUND 35 PERCENT.
20 FOOT WINDS.......WEST FLANK OF FIRE...SOUTHEAST 5-10 MPH
                    BECOMING SOUTHWEST 4-8 MPH BETWEEN 1300
                    AND 1500.
                    EAST FLANK OF FIRE...EAST TO SOUTHEAST
                    WINDS 5 TO 10 MPH.
RIDGE TOP WINDS.....SOUTHEAST AROUND 10 MPH...SHIFTING TO THE
                    SOUTHWEST 5-10 MPH BETWEEN NOON AND 1400.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....POOR.


.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....AROUND 40.
MAX HUMIDITY........60-65 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3-7 MPH. GUSTS TO 15 MPH.
RIDGE TOP WINDS.....WEST 5-10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
SMOKE DISPERSAL.....POOR.

.FRIDAY...
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....64-68.
MIN HUMIDITY........14-18 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 4-8 MPH BECOMING WEST TO
                    NORTHWEST AROUND 10 MPH BETWEEN NOON AND 1400.
                    GUSTS UP TO 18 MPH IN THE AFTERNOON.
RIDGE TOP WINDS.....WEST 5-10 MPH...BECOMING WEST NORTHWEST AROUND
                    10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
SMOKE DISPERSAL.....POOR...INCREASING TO GOOD IN THE AFTERNOON.


.FORECAST DAYS 3 THROUGH 5...
.FRIDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 40S. WINDS
GENERALLY LESS THAN 10 MPH.

.SATURDAY...PARTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE UPPER
60S. WINDS GENERALLY LESS THAN 10 MPH.

.SUNDAY...PARTLY CLOUDY WITH WIDELY SCATTERED SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 60S. WINDS GENERALLY LESS
THAN 10 MPH.

.MONDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS. LOWS IN THE
MID 30S. HIGHS AROUND 60. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...DAVID WILKINS
REASON FOR REQUEST...WILDFIRE
.TAG 20110928.NORTO.01/RIW