FNUS75 KRIW 312302
FWSRIW

SPOT FORECAST FOR NEW BOOT...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
502 PM MDT MON AUG 31 2009

FORECAST IS BASED ON REQUEST TIME OF 1636 MDT ON AUGUST 31.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DRY WEATHER WILL OCCUR TONIGHT AND THROUGH NOON TUESDAY. AN ISOLATED
THUNDERSTORM IS POSSIBLE NEAR THE BURN AREA TUESDAY AFTERNOON AND EARLY
EVENING. HIGH PRESSURE BUILDS BACK IN TUESDAY NIGHT WITH THE MONSOON
FLOW BRINGING THE CHANCE OF THUNDERSTORMS THROUGH THE REMAINDER OF
THE WEEK. A WEATHER SYSTEM APPROACHES LATE THURSDAY INCREASING THE
WIND.

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

FORECASTER...AR

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....40 TO 45.
MAX HUMIDITY........67-72 PERCENT.
20 FOOT WINDS.......SOUTHWEST TO WEST WIND 4 TO 8 MPH UNTIL SUNSET...
                    THEN VARIABLE AT 3 TO 5 MPH OVERNIGHT.
RIDGE TOP WINDS.....SOUTHWEST TO WEST 12 TO 18 UNTIL SUNSET...THEN
                    WEST AT 5 TO 10 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 500 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 25 MPH DECREASING TO AROUND 10 MPH
                    AFTER MIDNIGHT.
SMOKE DISPERSAL.....GOOD UNTIL SUNSET...THEN DECREASING TO POOR AFTER
                    MIDNIGHT.

.TUESDAY...
SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....72-76.
MIN HUMIDITY........20-25 PERCENT.
20 FOOT WINDS.......WEST TO SOUTHWEST AT 3 TO 6 MPH UNTIL 1100...THEN
                    WEST AT 5 TO 10 MPH WITH GUSTS TO 13 MPH.
RIDGE TOP WINDS.....WEST AT 5 TO 10 MPH UNTIL 1100...THEN WEST TO
                    NORTHWEST AT 10 TO 15 MPH WITH GUSTS TO 20 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 8000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 20 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....INCREASING TO EXCELLENT IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.TUESDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 40S. WINDS
GENERALLY LESS THAN 10 MPH.

.WEDNESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. WINDS
GENERALLY LESS THAN 10 MPH.

.THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 70S.
WINDS GENERALLY LESS THAN 10 MPH.

.FRIDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S. WINDS
GENERALLY LESS THAN 10 MPH.

.SATURDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS AROUND 70. WINDS
GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...ROSS
REQUESTED BY...IC BARNES
REASON FOR REQUEST...WILDFIRE
.TAG 20090831.NEWBO.01/RIW