FNUS75 KRIW 131456
FWSRIW

SPOT FORECAST FOR MOSS RANCH RX...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
856 AM MDT WED MAR 13 2013

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON MARCH 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A LEE SIDE LOW PRESSURE TROUGH EXTENDING ALONG THE
PLAINS EAST OF THE ROCKIES FROM SOUTHERN ALBERTA...SOUTH ACROSS
CENTRAL AND EASTERN MONTANA AND EASTERN WYOMING WILL REMAIN IN PLACE
TODAY AND THURSDAY WITH DRY AND MILD CONDITIONS. VARIABLE CLOUD
COVER WILL PASS OVER THE BURN AREA.

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

FORECASTER...C.BAKER

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
MAX TEMPERATURE.....51-54.
MIN HUMIDITY........31-34 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTH 10 TO 12
MPH WITH GUSTS TO AROUND 20 MPH IN THE AFTERNOON.
RIDGE TOP WINDS.....SOUTH 12 TO 14 MPH.
LAL.................1
CHC OF WETTING RAIN.ZERO.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH.
MIXING HEIGHT.......900-1400 FT AGL  THIS MORNING INCREASING TO
5000-5200 FT AGL BY 1 PM MDT.
TRANSPORT WINDS.....SOUTH 10 TO 12 MPH.
SMOKE DISPERSAL.....POOR (16100 KNOT-FT) UNTIL 11 AM THEN INCREASING
TO GOOD (60000-65000 KNOT-FT) BY 1 PM MDT IN THE AFTERNOON.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....AROUND 37-40.
MAX HUMIDITY........62-65 PERCENT.
20 FOOT WINDS.......SOUTH WINDS 8 TO 11 MPH AND GUSTY IN THE
                    EVENING BECOMING DOWNSLOPE/DOWNVALLEY 4-7
                    MPH.
RIDGE TOP WINDS.....SOUTH 10 TO 15 MPH DECREASING TO AROUND 5 MPH
                    AFTER MIDNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1600-2600 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 19 MPH.
SMOKE DISPERSAL.....BECOMING POOR (10800-27800 KNOT-FT) BY 9 PM MDT.

.THURSDAY...
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MAX TEMPERATURE.....52-55.
MIN HUMIDITY........31-34 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH...THEN BECOMING SOUTH
                    10 TO 11 MPH WITH HIGHER GUSTS IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....SOUTH AROUND 12 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2900 FT AGL INCREASING TO 5000-5500 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....SOUTH 10 TO 12 MPH.
SMOKE DISPERSAL.....POOR (37700 KNOT-FT) INCREASING TO GOOD (55000
                    TO 65000 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTH
WINDS AROUND 10 MPH.
.FRIDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW. LOWS
IN THE LOWER 30S. HIGHS IN THE LOWER 50S. WINDS GENERALLY LESS
THAN 10 MPH.
.SATURDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S. WINDS
GENERALLY LESS THAN 10 MPH.
.SUNDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS.
LOWS IN THE MID 20S. HIGHS AROUND 40. WINDS GENERALLY LESS THAN
10 MPH.

$$

FORECASTER...C.BAKER
REQUESTED BY...JACK  MONONI
REASON FOR REQUEST...PRESCRIBED
.TAG 20130313.MOSSR.02/RIW