Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 301441
FWSRIW

SPOT FORECAST FOR RATTLESNAKE PILE BURN...BLM
NATIONAL WEATHER SERVICE RIVERTON WY
741 AM MST WED NOV 30 2016

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON DECEMBER 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
GRADUALLY INCREASING CLOUDS TODAY WITH GENERALLY BREEZY CONDITIONS
EXCEPT WINDY OVER THE OPEN AND EXPOSED LOCATIONS. AN APPROACHING
WEATHER SYSTEM MAY BRING A FEW FLURRIES TO THE AREA ON THURSDAY
BUT WITH LESS WIND.


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

FORECASTER...SKRBAC

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT) THEN GRADUALLY
                    INCREASING CLOUDS AND BECOMING MOSTLY CLOUDY
                    IN THE AFTERNOON (60-70 PERCENT).
MAX TEMPERATURE.....24-27.
MIN HUMIDITY........42-45 PERCENT.
20-FOOT WINDS.......WEST 10 TO 14 MPH WITH GUSTS 20 TO 25 MPH.
RIDGE TOP WINDS.....WEST AROUND 20 MPH.
LAL.................1
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2000-2500 FT AGL.
TRANSPORT WINDS.....WEST 18 TO 22 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (36000-55000 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT).
MIN TEMPERATURE.....15-18.
MAX HUMIDITY........72-75 PERCENT.
20-FOOT WINDS.......WEST WINDS 9 TO 11 MPH GUSTS AROUND 20 MPH.
RIDGE TOP WIND......WEST AROUND 15 MPH.
LAL.................1
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500 FT AGL IN THE EVENING THEN 500 FT AGL.
TRANSPORT WINDS.....WEST 18 TO 19 MPH.
SMOKE DISPERSAL.....POOR (5500-24900 KNOT-FT).

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). ISOLATED SNOW
                    SHOWERS IN THE LATE MORNING AND EARLY
                    AFTERNOON. SLIGHT CHANCE OF SNOW LATE IN THE
                    AFTERNOON.
MAX TEMPERATURE.....23-26.
MIN HUMIDITY........56-59 PERCENT.

20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH.
RIDGE TOP WIND......NORTH 10 TO 15 MPH.
LAL.................1
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2300 FT AGL INCREASING TO 4600 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTH 10 TO 17 MPH.
SMOKE DISPERSAL.....POOR BECOMING GOOD IN THE AFTERNOON (23000-70000 KNOT-FT)

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. LOWS AROUND 14. WINDS
GENERALLY LESS THAN 10 MPH.
.FRIDAY...
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. LOWS AROUND 14. HIGHS
IN THE MID 20S. WEST WINDS AROUND 13 MPH.
.SATURDAY...
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. LOWS AROUND 17. HIGHS
IN THE UPPER 20S. WEST WINDS AROUND 16 MPH.
.SUNDAY...
MOSTLY CLOUDY WITH CHANCE OF SNOW. LOWS IN THE LOWER 20S. HIGHS
IN THE LOWER 30S. WEST WINDS AROUND 14 MPH.

$$
FORECASTER...SKRBAC
REQUESTED BY...BRYAN MCKENZIE
TYPE OF REQUEST...PRESCRIBED
.TAG 1603774.0/RIW



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