Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 221124
FWSRIW

SPOT FORECAST FOR LITTLE BOB LAKE...BIA WRA
NATIONAL WEATHER SERVICE RIVERTON WY
524 AM MDT SAT AUG 22 2015

FORECAST IS BASED ON REQUEST TIME OF 2127 MDT ON AUGUST 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT UNTIL 6 AM MDT EARLY THIS MORNING...

.DISCUSSION...RED FLAG WARNING TO EXPIRE EARLY THIS MORNING...HOWEVER
BREEZY WINDS WILL REMAIN THROUGH THE MID TO LATE MORNING HOURS.
A SLIGHT REBOUND IN MIN RH IS EXPECTED TODAY...WITH MAINLY DRY AND
COOLER CONDITIONS ALSO EXPECTED ACROSS THE FIRE AREA. WINDS WILL BEGIN TO
DIMINISH LATE THIS MORNING INTO EARLY THIS AFTERNOON...AND CONTINUE
THEIR DIMINISHING TREND TONIGHT...WITH A BRIEF INCREASE IN WESTERLY BREEZES
LATE TONIGHT INTO SUNDAY MORNING. DRY CONDITIONS...WITH WEST WINDS AROUND
10 MPH...CAN THEN BE EXPECTED FOR SUNDAY. ISOLATED THUNDERSTORM CHANCES
COULD THEN RETURN EARLY NEXT WEEK. SMOKE CONTINUES TO FILTER IN FROM
THE WEST...AND COULD PROVIDE SOME HAZY CONDITIONS THROUGH THE WEEKEND.


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

FORECASTER...ANGLIN

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). AREAS OF SMOKE.
MAX TEMPERATURE.....60-63.
MIN HUMIDITY........19-22 PERCENT.
20 FOOT WINDS.......WEST WINDS 12 TO 15 MPH WITH GUSTS TO AROUND 25
                    TO 30 MPH IN THE MORNING...DIMINISHING TO
                    6 TO 12 MPH WITH GUSTS UP TO 20 MPH AFTER 10 AM
                    INTO THE AFTERNOON.
RIDGE TOP WINDS.....NORTHWEST AROUND 15 TO 25 MPH...DIMINISHING TO AROUND
                    10 TO 15 MPH AFTER 10 AM.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2300-3300 FT AGL INCREASING TO 5100-6000 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....WEST NORTHWEST 17 TO 21 MPH.
SMOKE DISPERSAL.....FAIR TO GOOD (49100-84300 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). AREAS OF SMOKE.
MIN TEMPERATURE.....33-36.
MAX HUMIDITY........60-63 PERCENT.
20 FOOT WINDS.......BECOMING VARIABLE AROUND 5 TO 9 MPH IN THE EVENING
                    THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH AFTER MIDNIGHT.
                    WEST WINDS 6 TO 12 MPH AFTER 3 AM.
RIDGE TOP WINDS.....NORTH 10 TO 15 MPH SHIFTING TO THE WEST AFTER
                    MIDNIGHT.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2900-3900 FT AGL DECREASING TO 500-700 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 14 MPH SHIFTING TO THE SOUTHEAST
                    AROUND 9 MPH LATE IN THE EVENING...THEN
                    SHIFTING TO THE WEST 9 TO 14 MPH AFTER
                    MIDNIGHT.
SMOKE DISPERSAL.....POOR TO FAIR (3000-40700 KNOT-FT).

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT). AREAS OF SMOKE.
MAX TEMPERATURE.....69-72.
MIN HUMIDITY........15-18 PERCENT.
20 FOOT WINDS.......WEST SOUTHWEST 6 TO 12 MPH WITH GUSTS TO 20 MPH.
RIDGE TOP WINDS.....WEST 12 TO 18 MPH WITH GUSTS TO 23 MPH IN THE MORNING.
                    WINDS DIMINISHING TO AROUND 10 MPH IN THE AFTERNOON.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1300-2300 FT AGL INCREASING TO 5600-6600 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 10 TO 16 MPH INCREASING TO AROUND 21 MPH
                    AFTER 3 PM.
SMOKE DISPERSAL.....POOR (21200 KNOT-FT) INCREASING TO VERY GOOD
                    (107400 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY NIGHT...
MOSTLY CLEAR. AREAS OF SMOKE. LOWS IN THE LOWER TO MID 40S. WEST WINDS
AROUND 10 MPH WITH GUSTS OF 15 TO 20 MPH POSSIBLE.

.MONDAY...
PARTLY CLOUDY WITH SLIGHT CHANCE OF ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER TO MID 40S. HIGHS IN THE MID 70S. WINDS GENERALLY LESS
THAN 10 MPH...WITH GUSTY AND ERRATIC WINDS POSSIBLE NEAR THUNDERSTORMS.
WEST WINDS AROUND 10 MPH AT NIGHT.

.TUESDAY...
PARTLY CLOUDY. SLIGHT CHANCE OF ISOLATED SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID 40S. HIGHS IN THE MID 70S. WINDS GENERALLY LESS THAN
10 MPH...WITH GUSTY AND ERRATIC WINDS POSSIBLE NEAR THUNDERSTORMS.

.WEDNESDAY...
PARTLY CLOUDY. SLIGHT CHANCE OF ISOLATED TO SCATTERED SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S. WINDS GENERALLY
LESS THAN 10 MPH...WITH GUSTY AND ERRATIC WINDS POSSIBLE NEAR THUNDERSTORMS.

$$
FORECASTER...ANGLIN
REQUESTED BY...CLINT DAWSON
TYPE OF REQUEST...WILDFIRE
.TAG 20150821.LITTL.01/RIW


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