FNUS75 KRIW 301044
FWSRIW

SPOT FORECAST FOR INDEX CREEK...USFS SHF
NATIONAL WEATHER SERVICE RIVERTON WY
444 AM MDT SAT JUN 30 2012

FORECAST IS BASED ON REQUEST TIME OF 2032 MDT ON JUNE 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...FIRE WEATHER WATCH IN EFFECT FROM LATE SUNDAY MORNING THROUGH
SUNDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY ...

.DISCUSSION...SURFACE HIGH PRESSURE OVER MONTANA TODAY WILL RESULT
IN A MORE SOUTHEAST UPSLOPE FLOW PREVAILING THROUGH THE LATE
MORNING AND AFTERNOON WITH SLIGHTLY COOLER TEMPERATURES AND HIGHER
RELATIVE HUMIDITY. AN UPPER LEVEL DISTURBANCE WILL LIFT NORTHEAST
ACROSS WESTERN MONTANA ON SUNDAY WITH A DRY AND HOT SOUTHWEST FLOW
TO THE SOUTH ACROSS NW WYOMING. AN ASSOCIATED COLD FRONT WILL PUSH
SOUTH INTO THE FIRE EARLY SUNDAY EVENING. ADDITIONALLY...THUNDERSTORMS
OVER SOUTHWEST MONTANA MAY PRODUCE GUSTY OUTFLOW WINDS PRIMARILY
FROM THE NORTH LATE SUNDAY AFTERNOON THROUGH EARLY SUNDAY EVENING.


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

FORECASTER...MEUNIER

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....72-75.
MIN HUMIDITY........17-20 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY OR SOUTHEAST 5-9 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500-2500 FT AGL INCREASING TO 8200-9200 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH INCREASING TO 20 TO 25 MPH
                    IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR IN THE MORNING...INCREASING TO VERY GOOD
                    IN THE AFTERNOON.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....44-47.
MAX HUMIDITY........60-63 PERCENT.
20 FOOT WINDS.......EAST SOUTHEAST 5 TO 10 MPH EARLY EVENING...BECOMING
                    DOWNSLOPE/DOWN VALLEY 4-7 MPH AFTER SUNSET.
RIDGE TOP WINDS.....SOUTH AROUND 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......8200-9200 FT AGL DECREASING TO 1500-2500 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH SHIFTING TO THE
                    SOUTH 10 TO 15 MPH IN THE LATE EVENING AND
                    OVERNIGHT.
SMOKE DISPERSAL.....VERY GOOD (139800 KNOT-FT) DECREASING TO POOR AFTER
                    MIDNIGHT.

.SUNDAY...
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....74-77.
MIN HUMIDITY........12-15 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST 10
                    TO 15 MPH WITH GUSTS TO AROUND 30 MPH IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH INCREASING TO AROUND 20
                    MPH IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......4200-5200 FT AGL INCREASING TO 10600-11600 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 15 MPH TO 20 MPH.
SMOKE DISPERSAL.....GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHWEST WIND 10 TO 15 MPH
WITH GUSTS TO 25 MPH...SHIFTING TO THE NORTH EARLY EVENING AND GRADUALLY
DECREASING OVERNIGHT.

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

.TUESDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 10 MPH.

.INDEPENDENCE DAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN
THE LOWER 70S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...MEUNIER
REQUESTED BY...CLINT DAWSON
REASON FOR REQUEST...WILDFIRE
.TAG 20120629.INDEX.01/RIW