FNUS75 KRIW 260953
FWSRIW

SPOT FORECAST FOR WEST SLOPE PILES SAND DRAW...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
353 AM MDT TUE MAR 26 2013

FORECAST IS BASED ON IGNITION TIME OF 1130 MDT ON MARCH 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A WEAK DISTURBANCE AND COLD FRONT WILL PUSH SOUTH ACROSS
THE AREA TODAY BUT THE ONLY REAL NOTICEABLE WEATHER WILL BE OCCASIONAL
MID AND HIGH CLOUDINESS. WINDS SHOULD BE DIURNALLY DRIVEN NOT ONLY TODAY
BUT AGAIN ON WEDNESDAY. CLOUDS WILL DECREASE LATER THIS EVENING LEAVING A
MOSTLY CLEAR SKY FOR TUESDAY NIGHT AND WEDNESDAY. A FEW SNOW SHOWERS WILL
BUILD UP OVER THE BIGHORN MOUNTAINS TODAY BUT ARE NOT EXPECTED TO MAKE IT
VERY FAR DOWN THE MOUNTAIN.


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

FORECASTER...SKRBAC

.TODAY...
SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY (60-70 PERCENT)...MAINLY HIGH
                    CLOUDS.
MAX TEMPERATURE.....42-45.
MIN HUMIDITY........29-32 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WINDS.....NORTHWEST 5-10 MPH.
LAL.................1.
CHC OF WETTING RAIN. LESS THAN 5 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1300-2300 FT AGL.
TRANSPORT WINDS.....WEST 4 TO 8 MPH.
SMOKE DISPERSAL.....POOR (5500-17200 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2200L (50-60 PERCENT)...THEN
                    MOSTLY CLEAR (20-30 PERCENT).
MIN TEMPERATURE.....24-27.
MAX HUMIDITY........55-62 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....NORTHWEST 4-7 MPH.
LAL.................1.
CHC OF WETTING RAIN. NEAR 0 PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1100-1800 FT AGL.
TRANSPORT WINDS.....NORTHWEST 4-7 MPH.
SMOKE DISPERSAL.....POOR (4600-12800 KNOT-FT).

.WEDNESDAY...
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....50-53.
MIN HUMIDITY........26-30 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WINDS.....WEST 4-8 MPH.
LAL.................1.
CHC OF WETTING RAIN. NEAR 0 PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1000-1600 FT AGL.
TRANSPORT WINDS.....WEST 4-7 MPH.
SMOKE DISPERSAL.....POOR (4000-10200 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY NIGHT...MOSTLY CLEAR. LOWS IN THE UPPER 20S. WINDS
GENERALLY LESS THAN 10 MPH.
.THURSDAY...MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER
50S. WINDS GENERALLY LESS THAN 10 MPH.
.FRIDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND SNOW
SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE MID 50S. WINDS
GENERALLY LESS THAN 10 MPH.
.SATURDAY...PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.
LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 50S. WINDS GENERALLY
LESS THAN 10 MPH.

$$

FORECASTER...SKRBAC
REQUESTED BY...MYLES RICHARDS
REASON FOR REQUEST...PRESCRIBED
.TAG 20130325.WESTS.01/RIW