Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 201022
FWSRIW

SPOT FORECAST FOR CLIFF CREEK FIRE...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
422 AM MDT SAT AUG 20 2016

FORECAST IS BASED ON REQUEST TIME OF 0530 MDT ON AUGUST 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

PATCHY FOG IS POSSIBLE THROUGH MID-MORNING. OTHERWISE MOSTLY SUNNY
AND WARMER WITH A SLIGHT BREEZE FROM THE WEST AND NORTHWEST IN THE
AFTERNOON. ON SUNDAY AND ESPECIALLY ON MONDAY...FIRE WEATHER
CONDITIONS BECOME ELEVATED TO POSSIBLY EXTREME WITH BREEZY
WESTERLY WINDS AND LOW TO VERY LOW RH IN THE AFTERNOONS.

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

FORECASTER...MURRELL

.TODAY...

SKY/WEATHER.........PATCHY FOG/LOW CLOUDS THROUGH 9 AM...THEN
                    MOSTLY SUNNY (15 PERCENT).
MAX TEMPERATURE.....68-72.
MIN HUMIDITY........15-18 PERCENT.
20 FOOT WINDS.......LIGHT AND VARIABLE 0-5 MPH...BECOMING NORTHWEST
                    5-10 MPH AROUND NOON. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....VARIABLE 4-8 MPH...BECOMING WEST NORTHWEST
                    AROUND 10 MPH BY MIDDAY.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......7500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....GOOD (65300 KNOT-FT) IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....35-40 VALLEY. 45-50 MID-SLOPE/RIDGE TOPS.
MAX HUMIDITY........70% VALLEY. 25-30% PERCENT MID-SLOPE/RIDGES.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3-6 MPH.
RIDGE TOP WINDS.....WEST NORTHWEST AROUND 10 MPH...BECOMING
                    SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 500 FT AGL BY 9 PM.
TRANSPORT WINDS.....WEST NORTHWEST AROUND 10 MPH...BECOMING
                    SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR.

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........12-15 PERCENT.
20 FOOT WINDS.......SOUTHEAST 3-6 MPH...BECOMING WEST AROUND 10
                    MPH BY NOON. GUSTS TO 20 MPH.
RIDGE TOP WINDS.....SOUTH 5-10 MPH...BECOMING WEST 10-15 MPH BY
                    NOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 9000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....VERY GOOD (126200 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...

.SUNDAY NIGHT...
CLEAR. LOWS IN THE LOWER 40S. WINDS GENERALLY LESS THAN 10 MPH.

.MONDAY...
MOSTLY CLEAR. HIGHS NEAR 80. WEST WINDS 10-15 MPH WITH GUSTS
25-30 MPH.

.TUESDAY...
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN
THE LOWER 40S. HIGHS AROUND 70. WINDS GENERALLY LESS THAN 10 MPH.

.WEDNESDAY...
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S. WINDS
GENERALLY LESS THAN 10 MPH.

$$
FORECASTER...MURRELL
REQUESTED BY...IZAAK MCHENRY
TYPE OF REQUEST...WILDFIRE
.TAG 20160819.CLIFF.01/RIW



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