FNUS75 KRIW 271141
FWSRIW

SPOT FORECAST FOR 10 MILE...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
441 AM MST WED FEB 27 2013

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON FEBRUARY 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

SURFACE WINDS AT THE BURN AREA ARE EXPECTED TO BE VERY
LIGHT...MAINLY FROM THE SOUTHEAST TO EAST...BUT WILL BE VARIABLE
TO CALM AT TIMES. THE LIGHT WINDS WILL RESULT IN POOR SMOKE
DISPERSAL DESPITE THE DECENT MIXING HEIGHT FOR WINTER.
OTHERWISE...A DRY AND MILD WINTER DAY WILL OCCUR WITH INCREASING
CLOUDINESS IN THE MID TO LATE AFTERNOON. A WEAK SYSTEM WILL AFFECT
THE AREA TONIGHT INTO THURSDAY WITH VARIABLE CLOUDINESS WITH ANY
SNOW SHOWER ACTIVITY REMAINING IN THE MOUNTAINS.

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

FORECASTER...MURRELL

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY (10 PERCENT)...BECOMING PARTLY
                    CLOUDY (50-60 PERCENT) BETWEEN 2 PM AND 4 PM.
MAX TEMPERATURE.....38.
MIN HUMIDITY........32 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY OR SOUTHEAST 0-5 MPH.
RIDGE TOP WINDS.....VERY LIGHT AND VARIABLE...BECOMING SOUTHEAST TO
                    EAST AROUND 5 MPH BY NOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......500 FT AGL IN THE MORNING...INCREASING TO 4200 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST TO SOUTH AROUND 5 MPH.
SMOKE DISPERSAL.....POOR (15000-25000 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MIN TEMPERATURE.....4-8.
MAX HUMIDITY........90-95 PERCENT.
20 FOOT WINDS.......VERY LIGHT AND VARIABLE.
RIDGE TOP WINDS.....SOUTH TO SOUTHEAST AROUND 5 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTH TO SOUTHEAST AROUND 5 MPH.
SMOKE DISPERSAL.....POOR.

.THURSDAY...
SKY/WEATHER.........PARTLY CLOUDY (60 PERCENT).
MAX TEMPERATURE.....37.
MIN HUMIDITY........35 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY OR SOUTHEAST 3-6 MPH.
RIDGE TOP WINDS.....SOUTHEAST 5 TO 10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......500 FT AGL INCREASING TO 3700 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 5-10 MPH...BECOMING NORTHWEST 5-10
                    MPH IN THE MID TO LATE AFTERNOON.
SMOKE DISPERSAL.....POOR (35000 KT-FT).

.FORECAST DAYS 3 THROUGH 5...

.THURSDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 10. WINDS GENERALLY
LESS THAN 10 MPH.

.FRIDAY...PARTLY CLOUDY. HIGHS IN THE UPPER 30S. WINDS GENERALLY
LESS THAN 10 MPH.

.SATURDAY...MOSTLY CLEAR. LOWS IN THE LOWER 20S. HIGHS IN THE MID
40S. WINDS GENERALLY LESS THAN 10 MPH.

.SUNDAY...PARTLY CLOUDY...WITH A SLIGHT CHANCE OF LIGHT RAIN OR SNOW
SUNDAY AFTERNOON. HIGHS IN THE MID 40S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...SAGE DECKER
REASON FOR REQUEST...PRESCRIBED
.TAG 20130227.10MIL.01/RIW