Suppression Forecast
Issued by NWS Riverton, WY

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FNUS75 KRIW 281319
FWSRIW

SPOT FORECAST FOR WEST SLOPE BIGHORN PILE RX...BLM WOD
NATIONAL WEATHER SERVICE RIVERTON WY
619 AM MST WED JAN 28 2015

FORECAST IS BASED ON IGNITION TIME OF 1100 MST ON JANUARY 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A QUICK MOVING STORM SYSTEM WILL IMPACT THE FIRE SITE TODAY...WITH
PERIODS OF LIGHT RAIN THIS MORNING. THE RAIN COULD BECOME MIXED WITH
OR CHANGE TO SNOW AFTER 9 AM...BUT NO SNOW ACCUMULATION IS EXPECTED.
OTHERWISE HIGH HUMIDITY AND MAINLY NORTHWEST TO WEST FLOW IS
EXPECTED TODAY. MOSTLY CLEAR SKIES ARE EXPECTED TONIGHT WITH SOME
FOG FORMING. AFTER THE FOG DISSIPATES THURSDAY MORNING...MOSTLY
SUNNY AND DRY CONDITIONS WILL OCCUR. WINDS ON THURSDAY WILL BE VERY
LIGHT AND TERRAIN DRIVEN.

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

FORECASTER...MURRELL

.TODAY...
SKY/WEATHER.........CLOUDY (100 PERCENT) WITH PERIODS OF LIGHT
                    RAIN THIS MORNING. POSSIBLY MIXING WITH SNOW
                    AFTER 9 AM. BECOMING PARTLY CLOUDY (50-60
                    PERCENT) AFTER 2 PM. NO SNOW ACCUMULATION.
MAX TEMPERATURE.....35.
MIN HUMIDITY........75+ PERCENT.
20 FOOT WINDS.......LIGHT AND VARIABLE 2-4 MPH...BECOMING WEST
                    TO NORTHWEST 2-5 MPH.
RIDGE TOP WINDS.....NORTHWEST 5-10 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......600-1100 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR (7000 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING
                    CLEAR (5-15 PERCENT)...WITH FOG DEVELOPING
                    AFTER 9 PM.
MIN TEMPERATURE.....20-25.
MAX HUMIDITY........100 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3-6 MPH.
RIDGE TOP WINDS.....NORTHWEST AROUND 5 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.
SMOKE DISPERSAL.....POOR (2500 KNOT-FT).

.THURSDAY...
SKY/WEATHER.........AREAS OF FOG IN THE MORNING...BECOMING
                    SUNNY (10-20 PERCENT) BY MIDDAY.
MAX TEMPERATURE.....35.
MIN HUMIDITY........50 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 2-4 MPH.
RIDGE TOP WINDS.....LIGHT AND VARIABLE 1-3 MPH...BECOMING
                    SOUTHWEST TO SOUTH 2-4 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....LIGHT AND VARIABLE IN THE MORNING...BECOMING
                    SOUTHWEST AROUND 5 MPH.
SMOKE DISPERSAL.....POOR (5000 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...

.THURSDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 20S. WINDS
GENERALLY LESS THAN 10 MPH.

.FRIDAY...CLEAR. HIGHS AROUND 40. WINDS GENERALLY LESS THAN
10 MPH.

.SATURDAY...PARTLY CLOUDY WITH CHANCE OF SNOW. LOWS AROUND 15.
HIGHS IN THE MID 30S. WINDS GENERALLY LESS THAN 10 MPH.

.SUNDAY...COLDER. PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. LOWS
AROUND 16. HIGHS IN THE MID 20S. WINDS GENERALLY LESS THAN
10 MPH.

$$

FORECASTER...MURRELL
REQUESTED BY...MICHAEL MATTMILLER
REASON FOR REQUEST...PRESCRIBED
.TAG 20150128.WESTS.01/RIW





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