Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 212102
FWSRIW

SPOT FORECAST FOR BUFFALO...WY-GTP
NATIONAL WEATHER SERVICE RIVERTON WY
302 PM MDT SUN AUG 21 2016

FORECAST IS BASED ON REQUEST TIME OF 1428 MDT ON AUGUST 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING...
...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT MONDAY...

.DISCUSSION...
CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE INTO THIS EVENING AND THEN
RETURN AGAIN MONDAY AFTERNOON AND EVENING. EVEN TUESDAY COULD HAVE ELEVATED
IF NOT CRITICAL FIRE WEATHER CONDITIONS.

MONDAY LOOKS CONTINUED VERY DRY WITH INCREASING WEST TO SOUTHWEST WIND
AND A HAINES INCREASING FROM 5 TO 6. IN ADDITION...AN APPROACHING COLD FRONT
WILL LIKELY CHANGE THE WINDS TO THE NORTH OR NORTHWEST IN THE EVENING FOR A
FEW HOURS ALONG WITH A SMALL CHANCE OF A GUSTY THUNDERSTORM IN THE AREA.
ANOTHER COLD FRONT WILL LIKELY MOVE LATE TUESDAY AFTERNOON OR EARLY EVENING
WITH WINDS VEERING FROM THE SOUTHWEST TO THE NORTHWEST OR NORTH.

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

FORECASTER...SKRBAC

.MONDAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....76-79.
MIN HUMIDITY........9-12 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTH AROUND 10
                    MPH WITH HIGHER GUSTS LATE IN THE
                    MORNING...THEN SHIFTING TO THE SOUTHWEST 16 TO
                    20 MPH WITH GUSTS TO AROUND 35 MPH IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....SOUTH UNTIL LATE MORNING THEN BECOMING SOUTHWEST
                    AND INCREASING TO 25 TO 30 MPH IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1600 FT AGL INCREASING TO 10500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 1000L THEN BECOMING
                    SOUTHWEST AND INCREASING 25 TO 30 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (20000 KNOT-FT) INCREASING TO EXCELLENT
                    (273200 KNOT-FT) IN THE AFTERNOON.

.MONDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) EARLY WITH A SLIM CHANCE
                    OF A GUSTY SHOWER OR A THUNDERSTORM IN THE AREA...THEN
                    MOSTLY CLEAR (20-30 PERCENT).
MIN TEMPERATURE.....40-43.
MAX HUMIDITY........50-55 PERCENT.
20 FOOT WINDS.......SOUTHWEST WINDS AROUND 17 MPH WITH GUSTS TO
                    AROUND 30 MPH SHIFTING TO THE NORTHWEST AROUND
                    8 MPH WITH GUSTS TO AROUND 15 MPH LATE IN THE
                    EVENING...THEN BECOMING DOWNSLOPE/DOWNVALLEY
                    4-7 MPH AFTER MIDNIGHT.
RIDGE TOP WINDS.....SOUTHWEST AROUND 25 MPH BECOMING NORTHWEST
                    AROUND 15 MPH LATE IN THE EVENING...THEN
                    SHIFTING TO THE NORTH AFTER MIDNIGHT SHIFTING
                    TO THE NORTHWEST EARLY IN THE MORNING.
LAL.................2 UNTIL 2200L...THEN 1.
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......9000 FT AGL DECREASING TO 1500 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 29 MPH BECOMING NORTHWEST
                    AROUND 18 MPH LATE IN THE EVENING...THEN
                    SHIFTING TO THE NORTH 10-15 MPH AFTER
                    MIDNIGHT THEN  NORTHWEST EARLY IN THE MORNING.
SMOKE DISPERSAL.....EXCELLENT EARLY (170000 KNOT-FT) DECREASING TO POOR
                    (19000 KNOT-FT) AFTER MIDNIGHT.

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........11-14 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING WEST 12 TO 13
                    MPH WITH GUSTS TO AROUND 25 MPH IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH SHIFTING TO THE WEST
                    AROUND 20 MPH IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1800 FT AGL INCREASING TO 8000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 12 TO 16 MPH SHIFTING TO THE WEST 15
                    TO 20 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (25000 KNOT-FT) INCREASING TO EXCELLENT
                    (160000 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...
COOLER. PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S.
WINDS GENERALLY LESS THAN 10 MPH.
.WEDNESDAY...
MOSTLY CLOUDY WITH SCATTERED SHOWERS WITH POSSIBLE THUNDERSTORMS
AND SNOW SHOWERS. LOWS IN THE MID 30S. HIGHS AROUND 60. WINDS
GENERALLY LESS THAN 10 MPH.
.THURSDAY...
PARTLY CLOUDY WITH ISOLATED SHOWERS. LOWS IN THE MID 30S. HIGHS
IN THE MID 60S. WINDS GENERALLY LESS THAN 10 MPH.

$$
FORECASTER...SKRBAC
REQUESTED BY...BECKY SMITH
TYPE OF REQUEST...WILDFIRE
.TAG 20160821.BUFFA.01/RIW



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