FNUS75 KRIW 090135
FWSRIW

SPOT FORECAST FOR HORSETHIEF...BRIDGER TETON NF
NATIONAL WEATHER SERVICE RIVERTON WY
735 PM MDT SAT SEP 8 2012

FORECAST IS BASED ON REQUEST TIME OF 1917 MDT ON SEPTEMBER 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...CLEAR SKY TONIGHT WITH LIGHT WIND EXPECTED. CLOUDS WILL
INCREASE ON SUNDAY AFTERNOON ALONG WITH AN AFTERNOON SOUTH BREEZE
DEVELOPING. ISOLATED SHOWERS SHOULD NOT MOVE INTO THE AREA UNTIL
AFTER 1800 SUNDAY EVENING.

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

FORECASTER...AR

.TONIGHT...
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....36-40.
MAX HUMIDITY........65-70 PERCENT.

20 FOOT WINDS.......WEST TO SOUTHWEST AT 3 TO 6 MPH UNTIL 2200.
                    THEN VARIABLE IN DIRECTION AT 3 TO 5 MPH.

RIDGE TOP WINDS.....WEST TO SOUTHWEST AT 5 TO 8 MPH UNTIL 2300.
                    THEN SOUTH TO SOUTHWEST AT 4 TO 7 MPH.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 700-1000 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTH AT 5 TO 10 MPH UNTIL 2300.
                    THEN SOUTH AROUND 5 MPH AFTER 2300.
SMOKE DISPERSAL.....FAIR...BECOMING POOR BY MIDNIGHT.

.SUNDAY...
SKY/WEATHER.........MOSTLY SUNNY IN THE MORNING. CLOUDS INCREASING
                    IN THE AFTERNOON.
MAX TEMPERATURE.....79-83.
MIN HUMIDITY........15-19 PERCENT.

20 FOOT WINDS.......VARIABLE AT 3 TO 6 MPH UNTIL 1000.
                    THEN SOUTH AT 3 TO 6 MPH UNTIL 1200.
                    THEN SOUTH TO SOUTHWEST AT 7 TO 12 MPH.

RIDGE TOP WINDS.....SOUTH AT 4 TO 7 MPH UNTIL 1000.
                    THEN SOUTH AT 5 TO 10 MPH UNTIL 1200.
                    THEN SOUTH TO SOUTHWEST AT 10 TO 15 MPH WITH
                    GUST TO 20 MPH AFTER 1200.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 6000-7000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH AT 5 TO 10 MPH UNTIL 1200.
                    THE SOUTH TO SOUTHWEST AT 15 TO 20 MPH AFTER 1200.
SMOKE DISPERSAL.....POOR...BECOMING FAIR BY 1100...THEN BECOMING VERY
                    GOOD BY 1400.

.FORECAST DAYS 3 THROUGH 5...

.SUNDAY NIGHT...PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
AFTER SUNSET. LOWS 40 TO 45. SOUTH WIND AT 7 TO 12 MPH
UNTIL SUNSET. THEN SOUTH WIND 5 TO 8 MPH.  MAX RH...60-65 PERCENT.

.MONDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.
HIGHS 75-79. SOUTHWEST WIND 10 TO 15 MPH IN THE AFTERNOON.

.TUESDAY...COOLER...CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE
UPPER 60S. WINDS GENERALLY LESS THAN 10 MPH.

.WEDNESDAY...CLEAR. LOWS IN THE UPPER 20S. HIGHS AROUND 70. WINDS
GENERALLY LESS THAN 10 MPH.

.THURSDAY...CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 70S.
WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...ROSS
REQUESTED BY...HORSETHIEF
REASON FOR REQUEST...WILDFIRE
.TAG 20120908.HORSE.01/RIW