FNUS75 KRIW 270558
FWSRIW

SPOT FORECAST FOR WASHAKIE ASPEN RX...USFS SHF
NATIONAL WEATHER SERVICE RIVERTON WY
1158 PM MDT MON MAR 26 2012

FORECAST IS BASED ON IGNITION TIME OF 1836 MDT ON MARCH 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A RIDGE OF HIGH PRESSURE WILL BUILD INTO THE AREA THIS AFTERNOON
AND TONIGHT...AS THE SURFACE PRESSURE GRADIENT RELAXES THROUGH THE
DAY. STRONGER RIDGE TOP WEST WIND IN THE MORNING WILL DECREASE AND
BECOME MORE SOUTHWEST THROUGH THE AFTERNOON. AFTERNOON
TEMPERATURES WILL TREND WARMER AND RELATIVE HUMIDITY MUCH DRIER.
SOUTHWEST WINDS WILL INCREASE WEDNESDAY AHEAD OF AN APPROACHING
COLD FRONT WITH THIS FRONT PUSHING THROUGH WEDNESDAY NIGHT.


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

FORECASTER...MEUNIER

.TUESDAY...
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....45-48.
MIN HUMIDITY........22-25 PERCENT.
20 FOOT WINDS.......WEST WIND 20 TO 30 MPH WITH GUSTS TO 40 MPH THROUGH 0900L
                    DECREASING TO 15 TO 20 MPH BY NOON AND THEN BECOMING SOUTHWEST
                    10 TO 15 MPH BETWEEN 1400L AND 1600L.
RIDGE TOP WINDS.....WEST 25 TO 30 MPH DECREASING TO 15 TO 20 MPH BY NOON.  BECOMING
                    SOUTHWEST 15 TO 20 MPH BETWEEN 1400L AND 1600L.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4500-5500 FT AGL.
TRANSPORT WINDS.....WEST 25 TO 30 MPH BECOMING WEST SOUTHWEST 20 TO 25 MPH
                    BETWEEN 1400L AND 1600L.
SMOKE DISPERSAL.....VERY GOOD.

.TUESDAY NIGHT...
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
MIN TEMPERATURE.....30-33.
MAX HUMIDITY........54-57 PERCENT.
20 FOOT WINDS.......SOUTHWEST WINDS AROUND 15 MPH WITH GUSTS 25 TO 30 MPH.
RIDGE TOP WINDS.....SOUTHWEST 20 TO 25 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2600-3600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 25 MPH.
SMOKE DISPERSAL.....GOOD UNTIL 2000L...THEN BECOMING FAIR.

.WEDNESDAY...
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....51-54.
MIN HUMIDITY........19-22 PERCENT.
20 FOOT WINDS.......SOUTHWEST WINDS 20 TO 25 MPH WITH GUSTS TO
                    AROUND 35 MPH.
RIDGE TOP WINDS.....SOUTHWEST 25 TO 30 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2600-3600 FT AGL INCREASING TO 4600-5600 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 25 TO 30 MPH.
SMOKE DISPERSAL.....GOOD TO VERY GOOD.

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY NIGHT...BREEZY. PARTLY CLOUDY. ISOLATED SHOWERS IN THE
EVENING. LOWS IN THE LOWER 30S. SOUTHWEST WINDS AROUND 25 MPH.

.THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S. WEST WINDS AROUND
14 MPH.

.FRIDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS IN THE
UPPER 30S. HIGHS IN THE LOWER 50S. WEST WINDS AROUND 18 MPH.

.SATURDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW.
LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS
AROUND 20 MPH.

$$

FORECASTER...MEUNIER
REQUESTED BY...ANDREW MCWILLIAMS
REASON FOR REQUEST...PRESCRIBED
.TAG 20120326.WASHA.01/RIW