FNUS75 KRIW 210948
FWSRIW

SPOT FORECAST FOR NORTON POINT...USFS SHF
NATIONAL WEATHER SERVICE RIVERTON WY
348 AM MDT WED SEP 21 2011

FORECAST IS BASED ON REQUEST TIME OF 1852 MDT ON SEPTEMBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A STATIONARY FRONT ALONG THE EAST SLOPES OF THE
ABSAROKA MOUNTAINS WILL BE PUSHED EAST BY A WARMER WESTERLY FLOW
THROUGH THE AFTERNOON. AN UPPER RIDGE OF HIGH PRESSURE WILL BUILD
IN AND STRENGTHEN OVER THE AREA TONIGHT THROUGH FRIDAY...BRINGING
MUCH WARMER TEMPERATURES THURSDAY AND FRIDAY...UNDER A PREVAILING
NORTHWEST FLOW.

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

FORECASTER...MEUNIER

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 60 ON THE VALLEY FLOORS TO 53-56 ABOVE
                    9500 FEET.
MIN HUMIDITY........26-29 PERCENT.
20 FOOT WINDS.......NORTH NORTHEAST 5-9 MPH IN THE MORNING. BECOMING
                    NORTHWEST 5 TO 10 MPH WITH GUSTS TO 15 MPH IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....NORTHWEST 10 TO 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....35-38.
MAX HUMIDITY........62-70 PERCENT.
20 FOOT WINDS.......NORTHWEST 5 TO 10 MPH WITH GUSTS TO 15 MPH UNTIL
                    SUNSET...BECOMING NORTH AFTER MIDNIGHT.
RIDGE TOP WINDS.....NORTHWEST AROUND 10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.THURSDAY...
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....64-67 ON VALLEY FLOORS. 55 TO 58 ABOVE 9500 FEET.
MIN HUMIDITY........26-29 PERCENT.
20 FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO 15 MPH.
RIDGE TOP WINDS.....NORTHWEST 10 TO 15 MPH SHIFTING TO THE WEST IN THE
                    AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...MOSTLY CLEAR. LOWS AROUND 40. WINDS GENERALLY
LESS THAN 10 MPH.

.FRIDAY...MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE UPPER 60S.
WINDS GENERALLY LESS THAN 10 MPH.

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

.SUNDAY...MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER
60S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...MEUNIER
REQUESTED BY...DAVID WILKINS
REASON FOR REQUEST...WILDFIRE
.TAG 20110920.NORTO.01/RIW