Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 232036
FWSRIW

SPOT FORECAST FOR BUFFALO SPOT...YELLOWSTONE FIRE CACHE
NATIONAL WEATHER SERVICE RIVERTON WY
236 PM MDT TUE AUG 23 2016

FORECAST IS BASED ON REQUEST TIME OF 1413 MDT ON AUGUST 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

UPPER TROUGH MOVING ACROSS WYOMING TODAY WITH A FRONT
TO THE NORTH AND POISED TO COME THROUGH THE FIRE AREA MAINLY
THIS EVENING SHIFTING WINDS FROM GENERAL WESTERLY TO NORTH OR
NORTHEAST THROUGH WEDNESDAY. MOISTURE WILL BE ON A MODEST
INCREASE WITH CLOUDS STARTING TO BUILD INTO THE REGION OVERNIGHT
AND THROUGH THE DAY WEDNESDAY WITH LOW END CHANCES FOR
PRECIPITATION MAINLY WEDNESDAY AFTERNOON AND EVENING. THESE
SHOWERS/STORMS SHOULD MOVE FROM INITIATION TO THE EAST AT
20 TO 25 MPH WITH A COUPLE OF THE STRONGER SHOWERS OR STORMS
PRODUCING GUSTY OUTFLOW WINDS 30 TO 40 MPH AND POSSIBLE SMALL HAIL.
MINIMUM RH VALUES SHOULD ONLY BOTTOM OUT IN THE MID 20S.
WEDNESDAY NIGHT INTO THURSDAY MORNING COULD SEE LIGHT SHOWER
ACTIVITY...INCLUDING SOME LIGHT RAIN/SNOW MIX ABOVE 8000 FEET
OR LIGHT SNOW ABOVE 9000 FEET.

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

FORECASTER...BRAUN

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (65-75 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 58 TO 63.
MIN HUMIDITY........25-30 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING NORTH TO
                    NORTHEAST 9 TO 14 MPH WITH HIGHER GUSTS IN
                    THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS LATE IN THE AFTERNOON.
RIDGE TOP WINDS.....NORTH 10 TO 15 MPH INCREASING TO AROUND 20 MPH
                    LATE IN THE AFTERNOON.
LAL.................1 UNTIL 1500...THEN 2.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2000 FT AGL INCREASING TO 6600 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTH 15 TO 23 MPH.
SMOKE DISPERSAL.....POOR (23500 KNOT-FT) INCREASING TO VERY GOOD
                    (111800 KNOT-FT) IN THE AFTERNOON.

.WEDNESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). ISOLATED
                    THUNDERSTORMS IN THE EVENING. SLIGHT CHANCE OF
                    RAIN SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE
                    OF SNOW SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....33-38.
MAX HUMIDITY........77-82 PERCENT.
20 FOOT WINDS.......NORTHEAST WINDS 8 TO 12 MPH AND GUSTY. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE EVENING.
RIDGE TOP WINDS.....NORTHEAST 15 TO 20 MPH.
LAL.................2 UNTIL 2400...THEN 1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5900 FT AGL DECREASING TO 1300 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTHEAST 18 TO 22 MPH.
SMOKE DISPERSAL.....VERY GOOD (101000 KNOT-FT) DECREASING TO POOR
                    (21500 KNOT-FT) AFTER MIDNIGHT.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S. WINDS GENERALLY LESS
THAN 10 MPH.
.FRIDAY...
PARTLY CLOUDY WITH SLIGHT CHANCE OF THUNDERSTORMS AND ISOLATED
SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S. WINDS
GENERALLY LESS THAN 10 MPH.
.SATURDAY...
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS AROUND 70. WINDS
GENERALLY LESS THAN 10 MPH.

$$
FORECASTER...BRAUN
REQUESTED BY...DREW PAGE
TYPE OF REQUEST...WILDFIRE
.TAG 20160823.BUFFA.02/RIW


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