Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 231211
FWSRIW

SPOT FORECAST FOR COTTONWOOD II - UNIT 1...USFS; BRIDGER-TETON
NATIONAL WEATHER SERVICE RIVERTON WY
611 AM MDT THU OCT 23 2014

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON OCTOBER 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...CONSIDERABLE HIGH CLOUDS TODAY WITH SOME SUNSHINE
SPELLS AT TIMES. A BREEZY TO WINDY DAY AT THE BURN SITE WITH DRY
CONDITIONS. THE WIND SHOULD STAY UP TONIGHT AND DECREASE AFTER
MIDNIGHT. FRIDAY LOOKS DRY WITH THE WIND PICKING UP BY 1200
AND BREEZY THROUGH SUNSET. SATURDAY LOOKS DRY WITH BREEZY TO
WINDY CONDITIONS AHEAD OF A WEATHER SYSTEM WHICH WILL IMPACT
THE AREA SATURDAY NIGHT THROUGH SUNDAY. A COLD FRONT MOVES
THROUGH THE AREA SUNDAY MORNING WITH A DECENT CHANCE OF SNOW
SHOWERS SUNDAY AFTERNOON THROUGH SUNDAY NIGHT.


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

FORECASTER...AR

.TODAY...
SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY.
MAX TEMPERATURE.....47-50.
MIN HUMIDITY........20-23 PERCENT.

20 FOOT WINDS.......SOUTHWEST WIND AT 14 TO 18 MPH WITH GUSTS
                    TO 25 MPH.

RIDGE TOP WINDS.....WEST TO SOUTHWEST AT 20 TO 25 MPH WITH GUSTS
                    30 TO 35 MPH.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 4200-4700 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST TO SOUTHWEST AT 25 TO 30 MPH.
SMOKE DISPERSAL.....INCREASING TO VERY GOOD AFTER 1200.

.TONIGHT...
SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY.
MIN TEMPERATURE.....34-37.
MAX HUMIDITY........55-60 PERCENT.

20 FOOT WINDS.......SOUTHWEST WIND AT 14 TO 18 MPH WITH GUSTS TO
                    24 MPH UNTIL MIDNIGHT. THEN SOUTHWEST AT 7 TO
                    12 MPH WITH GUSTS TO 16 MPH.

RIDGE TOP WINDS.....WEST TO SOUTHWEST AT 20 TO 25 MPH WITH GUSTS
                    AROUND 30 MPH UNTIL MIDNIGHT. THEN WEST TO
                    SOUTHWEST AT 15 TO 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.......DECREASING TO 1000-1500 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST TO SOUTHWEST AT 20 MPH.
SMOKE DISPERSAL.....GOOD...BECOMING FAIR BY 2100 TO POOR AFTER
                    MIDNIGHT.

.FRIDAY...
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....51-54.
MIN HUMIDITY........20-23 PERCENT.
20 FOOT WINDS.......SOUTHWEST WIND AT 7 TO 12 MPH UNTIL 1200.
                    THEN SOUTHWEST AT 12 TO 16 MPH WITH GUSTS
                    TO 23 MPH AFTER 1200.

RIDGE TOP WINDS.....WEST TO SOUTHWEST AT 10 TO 15 MPH UNTIL 1200.
                    THEN WEST TO SOUTHWEST AT 15 TO 20 MPH WITH
                    GUSTS TO 25 MPH AFTER 1200.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 4000-4500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST TO SOUTHWEST AT 20 TO 25 MPH.
SMOKE DISPERSAL.....INCREASING TO GOOD AFTER 1200.

.FORECAST DAYS 3 THROUGH 5...

.FRIDAY NIGHT...MOSTLY CLEAR. LOWS 35 TO 40. SOUTHWEST WIND
10 TO 15 MPH.

.SATURDAY...INCREASING CLOUDS IN THE AFTERNOON. BREEZY TO WINDY.
HIGHS 50 TO 55. SOUTHWEST WIND 15 TO 25 MPH WITH GUSTS AROUND 30 MPH.

.SATURDAY NIGHT...MOSTLY CLOUDY WITH ISOLATED RAIN SHOWERS. LOWS
AROUND 40. SOUTHWEST WIND 15 TO 20 MPH.

.SUNDAY...COLDER. MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS IN THE
MORNING. CHANCE OF SNOW SHOWERS IN THE AFTERNOON AND SUNDAY NIGHT.
TEMPERATURES IN THE 30S...FALLING TO NEAR 30 BY LATE AFTERNOON.
GUSTY WEST AT 15 TO 25 MPH.

.MONDAY...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS AROUND 20.
HIGHS 30 TO 33. WEST TO NORTHWEST WIND 10 TO 20 MPH.

$$

FORECASTER...ROSS
REQUESTED BY...RICK LANCASTER
REASON FOR REQUEST...PRESCRIBED
.TAG 20141023.COTTO.01/RIW






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