FNUS75 KRIW 191547
FWSRIW

SPOT FORECAST FOR MOSS RANCH...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
947 AM MDT SUN APR 19 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

STRONG SURFACE HIGH PRESSURE IN THE NORTHERN GREAT BASIN AND
THE PACIFIC NORTHWEST WILL SLOWLY MOVE EASTWARD TODAY THROUGH
MONDAY. WINDS WILL BE TERRAIN DRIVEN AND GENERALLY LIGHT...HOWEVER
A FEW GUSTS TO AROUND 15 MPH WILL BE POSSIBLE THIS AFTERNOON AND
AGAIN ON MONDAY AFTERNOON. A SLIGHT WARMING TREND IS EXPECTED FROM
TODAY THROUGH MONDAY...AND MINIMUM RELATIVE HUMIDITY TODAY WILL BE
IN THE LOWER 20S PERCENT RANGE AND IN THE UPPER TEENS RANGE MONDAY
DUE TO WARMER AFTERNOON TEMPERATURES. DRY WEATHER WILL PREVAIL THROUGH
MONDAY EVENING AND BEYOND THROUGH LATE IN THE WEEK AHEAD.

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

FORECASTER...SMITH

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....59-62.
MIN HUMIDITY........20-23 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH
                    IN THE AFTERNOON.
RIDGE TOP WINDS.....NORTHWEST 10 MPH.
LAL.................1
CHC OF WETTING RAIN.0.
HAINES INDEX........2.
MIXING HEIGHT.......5000 FEET.
TRANSPORT WINDS.....WEST SOUTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR TO FAIR.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (65-75 PERCENT).
MIN TEMPERATURE.....39-42.
MAX HUMIDITY........67-70 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....NORTHWEST 15 MPH.
LAL.................1
CHC OF WETTING RAIN.0.
HAINES INDEX........1.
MIXING HEIGHT.......300 FEET.
TRANSPORT WINDS.....SOUTHWEST 5 MPH.
SMOKE DISPERSAL.....POOR.

.MONDAY...
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT).
MAX TEMPERATURE.....64-67.
MIN HUMIDITY........16-19 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH
                    IN THE AFTERNOON.
RIDGE TOP WINDS.....NORTHWEST 10 MPH.
LAL.................1
CHC OF WETTING RAIN.0.
HAINES INDEX........2.
MIXING HEIGHT.......6000 FEET.
TRANSPORT WINDS.....WEST 10 MPH.
SMOKE DISPERSAL.....FAIR.

.FORECAST DAYS 3 THROUGH 5...
.MONDAY NIGHT...PARTLY CLOUDY. LOWS IN THE LOWER 40S. WINDS
GENERALLY LESS THAN 10 MPH.
.TUESDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER
60S. WINDS GENERALLY LESS THAN 10 MPH.
.WEDNESDAY...PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS AROUND
70. WINDS GENERALLY LESS THAN 10 MPH.
.THURSDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 70S.
WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...SMITH
REQUESTED BY...CATHY HUTTON
REASON FOR REQUEST...PRESCRIBED
.TAG 20090419.MOSSR.01/RIW