FNUS75 KRIW 100341
FWSRIW

SPOT FORECAST FOR RIVER TRACTS...BLM
NATIONAL WEATHER SERVICE RIVERTON WY
841 PM MST WED MAR 9 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON MARCH 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A FAST MOVING FLOW ALOFT WILL BRING MID TO HIGH LEVEL CLOUDS OVER
THE AREA ON THURSDAY. THIS WILL KEEP RELATIVE HUMIDITIES FAIRLY
CONSISTENT INTO THE EARLY EVENING HOURS...BEFORE RISING. SURFACE
WINDS WILL BE GENERALLY LIGHT MOST OF THE DAY. SMOKE DISPERSAL
SHOULD BE POOR TO FAIR LATER ON THURSDAY. NO PRECIPITATION IS
EXPECTED THROUGH THURSDAY EVENING WITH ONLY A SLIGHT CHANCE OF
RAIN OR SNOW AFTERWARDS.

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

FORECASTER...LYNOTT

.THURSDAY...
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....51-55.
MIN HUMIDITY........36-39 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-8 MPH BECOMING SOUTHEAST
                    AROUND 15 MPH IN THE AFTERNOON.
RIDGE TOP WINDS.....MISSING.
MIXING HEIGHT.......MISSING.
TRANSPORT WINDS.....MISSING.
SMOKE DISPERSAL.....POOR TO FAIR.

.THURSDAY NIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT).
MIN TEMPERATURE.....AROUND 30.
MAX HUMIDITY........86-90 PERCENT.
20 FOOT WINDS.......SOUTH 12 TO 16 MPH...DECREASING BY MIDNIGHT.
RIDGE TOP WINDS.....MISSING.
MIXING HEIGHT.......MISSING.
TRANSPORT WINDS.....MISSING.
SMOKE DISPERSAL.....FAIR.

.FRIDAY...
SKY/WEATHER.........CLOUDY (85-95 PERCENT) THEN BECOMING PARTLY
                    CLOUDY (40-50 PERCENT). A SLIGHT CHANCE OF RAIN AND
                    SNOW.
MAX TEMPERATURE.....40-45.
MIN HUMIDITY........46-50 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING NORTHWEST
                    AROUND 15 MPH WITH GUSTS TO AROUND 25 MPH IN
                    THE LATE MORNING AND EARLY AFTERNOON...THEN
                    DECREASING LATE.
RIDGE TOP WINDS.....MISSING.
MIXING HEIGHT.......MISSING.
TRANSPORT WINDS.....MISSING.
SMOKE DISPERSAL.....GOOD TO VERY GOOD.

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY NIGHT...COLDER. MOSTLY CLEAR. LOWS AROUND 18. WINDS
GENERALLY LESS THAN 10 MPH.
.SATURDAY THROUGH SUNDAY...PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.
HIGHS IN THE 40S. WINDS GENERALLY LESS THAN 15 MPH.

$$

FORECASTER...LYNOTT
REQUESTED BY...ANDY ROTHLEUTNER
REASON FOR REQUEST...PRESCRIBED
.TAG 20110310.RIVER.01/RIW