Suppression Forecast
Issued by NWS Riverton, WY

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FNUS75 KRIW 041012
FWSRIW

SPOT FORECAST FOR LITTLE BOB LAKE...BIA WRA
NATIONAL WEATHER SERVICE RIVERTON WY
412 AM MDT FRI SEP 4 2015

FORECAST IS BASED ON REQUEST TIME OF 0600 MDT ON SEPTEMBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...STRONG COLD FRONT SATURDAY NIGHT...

THE WEATHER PATTERN REMAINS BASICALLY UNCHANGED WITH SIMILAR CONDITIONS
ON THE FIRE SITE TODAY TO WHAT OCCURRED YESTERDAY. A STRONG COLD FRONT
IS EXPECTED TO SWEEP ACROSS THE FIRE SITE BETWEEN 6 PM AND MIDNIGHT
SATURDAY NIGHT. THE MAIN IMPACT WILL BE BREEZY SOUTHWEST WINDS AHEAD
OF THE FRONT...BECOMING MORE WESTERLY AND MUCH STRONGER IN WAKE OF
THE FRONT. THE BEST CHANCE OF SHOWERS AND THUNDERSTORMS WILL BE FROM
3 PM AND 10 PM SATURDAY...BUT THE BULK OF THE PRECIPITATION WITH THIS
SYSTEM WILL REMAIN NORTHWEST OF THE FIRE SITE. A COOL...BREEZY AND DRY
DAY WILL OCCUR SUNDAY.

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

FORECASTER...MURRELL

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT) IN THE
                    MORNING. BECOMING MOSTLY CLOUDY
                    (65-75 PERCENT) IN THE AFTERNOON WITH
                    ISOLATED THUNDERSTORMS LATE IN THE AFTERNOON.
MAX TEMPERATURE.....67.
MIN HUMIDITY........23 PERCENT.
20 FOOT WINDS.......SOUTHWEST AROUND 10 MPH. GUSTS 20-25 MPH.
                    ERRATIC AND GUSTIER WINDS NEAR THUNDERSTORMS.
RIDGE TOP WINDS.....SOUTH SOUTHWEST TO SOUTHWEST 15-20 MPH.
LAL.................1 UNTIL 3 PM...THEN 2.
CHC OF WETTING RAIN.NEAR ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) WITH ISOLATED
                    THUNDERSTORMS THROUGH MIDNIGHT...THEN PARTLY
                    CLOUDY (40-50 PERCENT) WITH ISOLATED SHOWERS
                    AFTER MIDNIGHT.
MIN TEMPERATURE.....50.
MAX HUMIDITY........60 PERCENT.
20 FOOT WINDS.......SOUTHWEST 5-10 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR ANY THUNDERSTORMS.
RIDGE TOP WINDS.....SOUTH SOUTHWEST TO SOUTHWEST AROUND 15 MPH.
LAL.................2 UNTIL MIDNIGHT...THEN 1.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). ISOLATED RAIN
                    SHOWERS IN THE MORNING...THEN WIDELY SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....62.
MIN HUMIDITY........30 PERCENT.
20 FOOT WINDS.......SOUTHWEST 10-15 MPH. GUSTS 25-30 MPH
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS IN THE AFTERNOON.
RIDGE TOP WINDS.....SOUTH TO SOUTHWEST 15-20 MPH.
LAL.................1 UNTIL NOON...THEN 3.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...

.SATURDAY NIGHT...COLDER. MOSTLY CLOUDY. WIDELY SCATTERED RAIN SHOWERS
AND THUNDERSTORMS IN THE EVENING...THEN ISOLATED SNOW SHOWERS
POSSIBLE AFTER MIDNIGHT. LOWS 28 TO 34. SOUTHWEST WINDS AROUND 15
MPH...INCREASING TO AROUND 25 MPH IN THE EARLY EVENING. GUSTS 50
TO 60 MPH...ESPECIALLY ON EXPOSED RIDGES.

.SUNDAY...COOLER. PARTLY CLOUDY. HIGHS AROUND 50. WEST TO
SOUTHWEST WINDS 15-25 MPH.

.LABOR DAY...PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 50S. WINDS GENERALLY LESS THAN 10 MPH.

.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE LOWER
30S. HIGHS IN THE MID 50S. WINDS GENERALLY LESS THAN 10 MPH.

$$
FORECASTER...MURRELL
REQUESTED BY...BOYD
TYPE OF REQUEST...WILDFIRE
.TAG 20150903.LITTL.01/RIW



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