FNUS75 KRIW 041007
FWSRIW

SPOT FORECAST FOR NWLIN...BRIDGER TETON
NATIONAL WEATHER SERVICE RIVERTON WY
407 AM MDT SUN SEP 4 2011

FORECAST IS BASED ON IGNITION TIME OF 0050 MDT ON SEPTEMBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...DRY WEATHER TODAY AND TONIGHT AND MONDAY MORNING.
ISOLATED SHOWERS OR A THUNDERSTORM MONDAY AFTERNOON AND MONDAY NIGHT.
OVERALL THE WIND WILL BE LIGHT TODAY THROUGH MONDAY. EXPECT FAIRLY
LOW AFTERNOON RELATIVE HUMIDITY AND MILD TO WARM DAYS. THE NIGHTS
WILL BE COOL.

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

FORECASTER...AR

.TODAY...
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....60-65.
MIN HUMIDITY........18-23 PERCENT.

20 FOOT WINDS.......SOUTH TO SOUTHEAST AT 4 TO 8 MPH UNTIL 1200.
                    THEN SOUTH TO SOUTHWEST AT 5 TO 9 MPH AFTER 1200.

RIDGE TOP WINDS.....SOUTH AT 5 TO 10 MPH UNTIL 1200.
                    WEST TO SOUTHWEST AT 8 TO 13 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 5600-6600 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH AT 10 MPH UNTIL 1200. THEN WEST 10 TO 15 MPH
                    AFTER 1200.
SMOKE DISPERSAL.....POOR...INCREASING TO GOOD AFTER 1200.

.TONIGHT...
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........42-47 PERCENT.

20 FOOT WINDS.......SOUTHWEST 5 TO 9 MPH UNTIL SUNSET.  THEN
                    BECOMING SOUTH TO SOUTHEAST AT 3 TO 5 MPH BY
                    2300.

RIDGE TOP WINDS.....WEST TO SOUTHWEST 8 TO 13 MPH UNTIL SUNSET.
                    THEN BECOMING SOUTH TO SOUTHWEST AT 4 TO 8 MPH BY
                    2300.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 400-700 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST AT 10 TO 25 MPH UNTIL 2100.
                    THEN BECOMING SOUTH TO SOUTHWEST AT 5 TO 10 MPH
                    BY 2300.
SMOKE DISPERSAL.....DECREASING TO POOR BY MIDNIGHT.

.MONDAY...
SKY/WEATHER.........SUNNY THROUGH 1200...THEN BECOMING PARTLY
                    CLOUDY. ISOLATED SHOWERS OR STORMS AFTER 1400.
MAX TEMPERATURE.....62-67.
MIN HUMIDITY........15-20 PERCENT.

20 FOOT WINDS.......SOUTH TO SOUTHEAST AT 4 TO 8 MPH UNTIL 1200.
                    THEN WEST TO SOUTHWEST AT 5 TO 10 MPH AFTER 1200.

RIDGE TOP WINDS.....SOUTH TO SOUTHWEST AT 5 TO 10 MPH UNTIL 1200.
                    WEST TO SOUTHWEST AT 9 TO 14 MPH AFTER 1200.

                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS UP TO 40 MPH.

LAL.................1 UNTIL 1400...THEN 2.
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 6500-7500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200.
                    WEST AROUND 15 MPH AFTER 1200.
SMOKE DISPERSAL.....POOR INCREASING TO VERY GOOD IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...

.MONDAY NIGHT...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 40 TO 45. WINDS GENERALLY LESS THAN 10 MPH.

.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 60. WINDS GENERALLY LESS THAN 10 MPH.

.WEDNESDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS AROUND
60. WINDS GENERALLY LESS THAN 10 MPH.

.THURSDAY...MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 40S. HIGHS AROUND 60. WINDS GENERALLY LESS THAN
10 MPH.

$$

FORECASTER...ROSS
REQUESTED BY...JON FILARDO ICT4
REASON FOR REQUEST...PRESCRIBED
.TAG 20110904.NWLIN.01/RIW