Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 271036
FWSRIW

SPOT FORECAST FOR BERRY FIRE...WY-GTP
NATIONAL WEATHER SERVICE RIVERTON WY
436 AM MDT WED JUL 27 2016

FORECAST IS BASED ON IGNITION TIME OF 2125 MDT ON JULY 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL
WEATHER SERVICE.

.DISCUSSION...DRY WEATHER TODAY...TONIGHT AND THURSDAY.
TEMPERATURES WILL BE WARM AND RELATIVE HUMIDITY WILL BE
LOW. THERE WILL BE AN AFTERNOON AND EARLY EVENING BREEZE
TODAY AND THURSDAY. WIND WILL BE LIGHT DURING THE NIGHT
AND MORNING HOURS.

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

FORECASTER...AR

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....79-82.
MIN HUMIDITY........16-20 PERCENT.

20 FOOT WINDS.......UPSLOPE/UPVALLEY AT 4 TO 8 MPH UNTIL 1200.
                    WIND BECOMING SOUTH TO SOUTHWEST AT 5 TO 10 MPH
                    AFTER 1200.

RIDGE TOP WINDS.....SOUTH AT 5 TO 10 MPH UNTIL 1200.
                    WEST TO SOUTHWEST AT 10 TO 15 MPH AFTER 1200.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 9000-9500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH AT 5 TO 10 MPH UNTIL 1200.
                    WEST AT 15 TO 20 MPH AFTER 1200.
SMOKE DISPERSAL.....BECOMING GOOD BY 1200. THEN INCREASING TO
                    VERY GOOD TO EXCELLENT BY 1500.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....48-52.
MAX HUMIDITY........55-60 PERCENT.

20 FOOT WINDS.......SOUTHWEST TO SOUTH AT 5 TO 10 MPH UNTIL SUNSET.
                    THEN BECOMING DOWNSLOPE/DOWNVALLEY AT 4 TO 7 MPH.

RIDGE TOP WINDS.....WEST AROUND 15 MPH UNTIL SUNSET. THEN
                    BECOMING SOUTH TO SOUTHWEST AT 5 TO 10 MPH BY
                    MIDNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 500 TO 1000 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH UNTIL SUNSET.
                    THEN WEST AT 5 TO 9 MPH BY MIDNIGHT.
SMOKE DISPERSAL.....BECOMING FAIR AFTER SUNSET...DECREASING TO POOR
                    AFTER MIDNIGHT.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....79-82.
MIN HUMIDITY........18-21 PERCENT.

20 FOOT WINDS.......UPSLOPE/UPVALLEY 5 TO 8 MPH IN THE MORNING.
                    WIND BECOMING SOUTHWEST AT 6 TO 10 MPH AFTER
                    1200.

RIDGE TOP WINDS.....SOUTH TO SOUTHWEST AT 5 TO 10 MPH UNTIL 1200.
                    WEST TO SOUTHWEST AT 10 TO 15 MPH AFTER 1200.                     SOUTHWEST IN THE AFTERNOON.

LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 9500 FT AGL IN THE AFTERNOON.

TRANSPORT WINDS.....SOUTH TO SOUTHWEST AT 5 TO 10 MPH UNTIL 1200.
                    WEST AT 15 TO 20 MPH AFTER 1200.
SMOKE DISPERSAL.....BECOMING GOOD BY 1200...INCREASING TO VERY GOOD
                    TO EXCELLENT BY 1500.


.FORECAST DAYS 3 THROUGH 5...

.THURSDAY NIGHT...
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
WINDS GENERALLY LESS THAN 10 MPH.

.FRIDAY...
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.
WINDS GENERALLY AROUND 10 MPH IN THE AFTERNOON.

.SATURDAY...
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS
IN THE UPPER 40S. HIGHS IN THE LOWER 80S.

WINDS GENERALLY LESS THAN 10 MPH EXCEPT FOR GUSTY WIND NEAR STORMS.

.SUNDAY...
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 50S. HIGHS AROUND 80.

WINDS GENERALLY LESS THAN 10 MPH EXCEPT FOR GUSTY WIND NEAR STORMS.

$$
FORECASTER...ROSS
REQUESTED BY...TIDC
TYPE OF REQUEST...PRESCRIBED
.TAG 20160726.BERRY.01/RIW



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