Suppression Forecast
Issued by NWS Riverton, WY

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FNUS75 KRIW 011016
FWSRIW

SPOT FORECAST FOR LITTLE BOB LAKE...USFS
NATIONAL WEATHER SERVICE RIVERTON WY
416 AM MDT TUE SEP 1 2015

FORECAST IS BASED ON REQUEST TIME OF 1904 MDT ON AUGUST 31.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THE MINIMUM RELATIVE HUMIDITY WILL BE A LITTLE
HIGHER TODAY AS MID LEVEL MOISTURE WILL MOVE INTO THE FIRE AREA FROM THE WEST
THIS AFTERNOON AND WILL KICK OFF A FEW THUNDERSTORMS ALONG WITH SOME
STRONG WIND GUSTS. OTHERWISE...DRY AND WINDY FOR MUCH OF THE WEEK
BEGINNING WEDNESDAY AS SOUTHWEST FLOW SETS UP AHEAD OF A TROUGH
APPROACHING FROM THE NORTHWEST. THERE WILL ALSO BE PERIODS OF MID
LEVEL MOISTURE KICKING OFF THUNDERSTORMS AT TIMES.
EXPECT LITTLE RAIN AND GUSTY WIND WITH THESE STORMS.

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

FORECASTER...LIPSON

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT) THEN BECOMING
                    PARTLY CLOUDY WITH CUMULUS BUILD UPS.(45-55 PERCENT).
                    ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1500.
MAX TEMPERATURE.....AROUND 75 AT 8500 FEET AND 71 AT 9200 FEET.
MIN HUMIDITY........13 PERCENT AT 8500 FEET AND 16 PERCENT AT 9200 FEET
                    BY AROUND 1100. THE RH WILL THEN INCREASE
                    TO 20 PERCENT AT 8500 FEET AND 23 PERCENT AT 9200 FEET
                    BY 1500.
20 FOOT WINDS.......WEST SOUTHWEST WINDS 10 TO 15 MPH. WINDS INCREASING
                    TO 10 TO 20 MPH WITH GUSTS TO 25 MPH BY 1200.
                    GUSTY AND ERRATIC WINDS OF UP TO 35 MPH EXPECTED
                    NEAR THUNDERSTORMS IN THE AFTERNOON.
RIDGE TOP WINDS.....WEST 20 TO 25 MPH BECOMING SOUTHWEST 5 TO 10
                    MPH IN THE AFTERNOON.
LAL.................1 UNTIL 1200...THEN 3.
CHC OF WETTING RAIN.7 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....46-49.
MAX HUMIDITY........45-47 PERCENT.
20 FOOT WINDS.......SOUTHWEST 10 TO 22 MPH UNTIL 2100. THEN SOUTHWEST
                    4 TO 8 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 5 TO 8 MPH. INCREASING TO AROUND 20
                    MPH.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....77 AT 8500 FEET AND 72 AT 9200 FEET.
MIN HUMIDITY........13 PERCENT AT 8500 FEET5 AND 15 PERCENT AT 9200 FEET.
20 FOOT WINDS.......BREEZY. SOUTHWEST WINDS 17 TO 25 MPH WITH GUSTS
                    TO AROUND 35 MPH.
RIDGE TOP WINDS.....WEST 30 TO 35 MPH BECOMING SOUTHWEST 15 TO 20
                    MPH IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY NIGHT...
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST WINDS AROUND
13 MPH.
.THURSDAY...
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.
WINDS GENERALLY LESS THAN 10 MPH.
.FRIDAY...
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. WINDS GENERALLY LESS
THAN 10 MPH.
.SATURDAY...
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S. WINDS GENERALLY
LESS THAN 10 MPH.

$$
FORECASTER...LIPSON
REQUESTED BY...BOYD
TYPE OF REQUEST...WILDFIRE
.TAG 20150831.LITTL.01/RIW



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