Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 182315
FWSRIW

SPOT FORECAST FOR LAVA MTN...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
515 PM MDT MON JUL 18 2016

FORECAST IS BASED ON REQUEST TIME OF 1627 MDT ON JULY 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A RATHER DRY SOUTHWEST FLOW WILL CONTINUE OVER THE FIRE SITE OVER
THE NEXT SEVERAL DAYS. A VERY ISOLATED DRY SHOWER OR THUNDERSTORM
IS POSSIBLE TUESDAY AFTERNOON...BUT VERY LITTLE OR NO RAIN IS
EXPECTED. THE MAIN HAZARD WILL BE GUSTY WINDS. TEMPERATURES ON
TUESDAY WILL BE SIMILAR TO MONDAY...WITH SLIGHTLY HIGHER RH AND
WINDS AT OR SLIGHTLY WEAKER. ON WEDNESDAY...EXPECT WORSE CONDITIONS
WITH STRONGER SOUTHWEST FLOW...WARMER TEMPERATURES AND LOWER RH.
HAINES INDEX WILL BE A 5 FOR TUESDAY AND A 6 ON WEDNESDAY.

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

FORECASTER...MURRELL

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT)...BECOMING PARTLY
                    CLOUDY (30-40 PERCENT) IN THE AFTERNOON WITH
                    A VERY ISOLATED SHOWER OR THUNDERSTORM.  SMOKE
                    COLUMN FROM THE CLIFF CREEK FIRE COULD ADD
                    SOME CLOUD COVER OVER THE LAVA CREEK TO ABOUT
                    70 PERCENT COVER.
MAX TEMPERATURE.....74-78.
MIN HUMIDITY........15-20 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 4-8 MPH BECOMING SOUTHWEST
                    AROUND 10 MPH BY EARLY AFTERNOON. OCCASIONAL
                    GUSTS TO 20 MPH. GUSTIER AND ERRATIC WINDS
                    EXPECTED NEAR ANY SHOWER OR THUNDERSTORM.
RIDGE TOP WINDS.....SOUTHWEST AROUND 15 MPH.
LAL.................1 UNTIL NOON...THEN 2.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TUESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....45-48.
MAX HUMIDITY........60-65 PERCENT.
20 FOOT WINDS.......WEST TO SOUTHWEST 5-10 MPH BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH BY 9 PM. GUST UP
                    TO 15 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........10-15 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST
                    12-18 MPH...WITH GUSTS TO AROUND 30 MPH IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....SOUTHWEST 10-15 MPH INCREASING TO 20-25 MPH
                    BY NOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...

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

.THURSDAY...MOSTLY CLEAR. HIGHS IN THE UPPER 70S. SOUTHWEST WIND
10-15 MPH.

.FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.
SOUTHWEST TO WEST WINDS 15-25 MPH.

.SATURDAY...MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE
LOWER 70S. WEST WINDS 10-15 MPH.

$$
FORECASTER...MURRELL
REQUESTED BY...ROB CARLIN
TYPE OF REQUEST...WILDFIRE
.TAG 20160718.LAVAM.01/RIW


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