FNUS75 KRIW 050922
FWSRIW

SPOT FORECAST FOR BULL...TETON INTERAGENCY DISPATCH
NATIONAL WEATHER SERVICE RIVERTON WY
322 AM MDT THU AUG 5 2010

FORECAST IS BASED ON REQUEST TIME OF 1944 MDT ON AUGUST 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THE DAY WILL START WITH SUNSHINE...THEN CLOUDS WILL
DEVELOP BY NOON AND THUNDERSTORMS WILL FORM OVER THE MOUNTAINS BY 2 PM.
THE FIRE MAY BE THREATENED BY STORMS AFTER 2 PM THROUGH 10 PM. A FEW
SHOWERS OR STORMS ARE TO LINGER AFTER MIDNIGHT IN WESTERN WYOMING...
THUS A STRAY SHOWER OR STORM MAY IMPACT THE FIRE AREA. FRIDAY LOOKS
VERY SIMILAR TO THURSDAY WEATHER...EXCEPT THAT THUNDERSTORM ACTIVITY
MAY DEVELOP OVER THE MOUNTAINS EARLIER...BY 11 AM...AND THE THREAT
FOR STORMS WILL OCCUR THROUGH MIDNIGHT FRIDAY NIGHT.

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

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY UNTIL 11 AM...THEN BECOMING
                    PARTLY CLOUDY...THEN MOSTLY CLOUDY AFTER 3 PM.
                    ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1 PM.
MAX TEMPERATURE.....71-76.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........EAST TO SOUTHEAST AT 5 TO 9 MPH...THEN BECOMING
                    SOUTHEAST TO SOUTH AT 5 TO 10 MPH AFTER 1 PM.
                    WIND DIRECTION WILL BE DRIVEN BY THUNDERSTORM
                    OUTFLOWS ONCE STORMS NEAR THE FIRE. WIND GUSTS
                    TO 30 MPH ARE POSSIBLE DUE TO STORMS.
RIDGE TOP WINDS.....EAST TO SOUTHEAST 7 TO 12 MPH...THEN SOUTH TO
                    SOUTHWEST AT 8 TO 13 MPH IN THE AFTERNOON.
                    ERRATIC WIND DIRECTION ONCE STORMS NEAR THE FIRE
                    WITH GUSTS TO 30 MPH POSSIBLE.
LAL.................2.
CWR.................4 PERCENT.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 9500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH SHIFTING TO THE
                    SOUTHWEST AROUND 10 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR...BECOMING GOOD IN THE AFTERNOON.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SHOWERS AND
                    THUNDERSTORMS...DECREASING IN COVERAGE AFTER
                    MIDNIGHT.
MIN TEMPERATURE.....50-55.
MAX HUMIDITY........80-85 PERCENT.
WIND (20 FT)........EAST TO SOUTHEAST AT 4 TO 8 MPH.
                    GUSTY AND ERRATIC WIND DIRECTION NEAR THUNDERSTORMS.
                    WIND GUSTS TO 30 MPH POSSIBLE NEAR STORMS.
RIDGE TOP WINDS.....EAST TO SOUTHEAST AT 5 TO 10 MPH.
                    GUSTY AND ERRATIC WIND DIRECTION NEAR THUNDERSTORMS.
                    WIND GUSTS TO 30 MPH POSSIBLE NEAR STORMS.
LAL.................4 UNTIL MIDNIGHT...THEN 2.
CWR.................8 PERCENT.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 800 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTH AT 10 MPH UNTIL SUNSET...THEN EAST AT 8 MPH.
SMOKE DISPERSAL.....FAIR UNTIL SUNSET...THEN BECOMING POOR.

.FRIDAY...
SKY/WEATHER.........PARTLY CLOUDY IN THE MORNING...THEN BECOMING MOSTLY
                    CLOUDY IN THE AFTERNOON. ISOLATED SHOWERS OR
                    STORMS IN THE MORNING. THEN SCATTERED THUNDERSTORMS
                    IN THE MORNING THE AFTERNOON.
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........35-40 PERCENT.
WIND (20 FT)........SOUTH TO SOUTHEAST AT 5 TO 9 MPH.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE AFTERNOON. WIND GUSTS TO 30 MPH POSSIBLE.
RIDGE TOP WINDS.....SOUTH TO SOUTHEAST AT 7 TO 13 MPH...GUSTS TO 30 MPH
                    NEAR STORMS AND ERRATIC IN DIRECTION.
LAL.................2 UNTIL NOON...THEN 4.
CWR.................9 PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 7500-8000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH TO SOUTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....FAIR...BECOMING GOOD IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...

.FRIDAY NIGHT...PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN ISOLATED SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. WINDS
GENERALLY LESS THAN 10 MPH.

.SATURDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 60S. WINDS GENERALLY LESS THAN 10 MPH.

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

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

$$

FORECASTER...ROSS
REQUESTED BY...BULL FEMO
REASON FOR REQUEST...WILDFIRE
.TAG 20100804.BULL_.01/RIW