Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 210930
FWSRIW

SPOT FORECAST FOR WEST SLOPE RX...BLM
NATIONAL WEATHER SERVICE RIVERTON WY
330 AM MDT TUE APR 21 2015

FORECAST IS BASED ON IGNITION TIME OF 1230 MDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...DRY WEATHER IS FORECAST FOR TODAY AND WEDNESDAY.
SOME AFTERNOON CLOUDS WILL OCCUR BUT ANY SHOWERS WILL STAY OVER THE
MOUNTAINS TO YOUR EAST AND MOVE SOUTHEAST DURING THE AFTERNOON
AND EVENING. AN AFTERNOON BREEZE WILL DEVELOP TODAY...DECREASING
SHORTLY AFTER SUNSET.


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

FORECASTER...AR

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200. THEN PARTLY CLOUDY
                    AFTER 1200.
MAX TEMPERATURE.....AROUND 60.
MIN HUMIDITY........24-28 PERCENT.

20 FOOT WINDS.......NORTH TO NORTHEAST AT 4 TO 8 MPH UNTIL 1000.
                    NORTH TO NORTHEAST AT 8 TO 13 MPH WITH GUSTS
                    TO 18 MPH AFTER 1000.

RIDGE TOP WINDS.....NORTH TO NORTHEAST AT 5 TO 10 MPH UNTIL 1000.
                    NORTH TO NORTHEAST AT 10 TO 15 MPH WITH GUSTS
                    TO 20 MPH AFTER 1000.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 5000-5500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....BECOMING FAIR BY 1100...THEN BECOMING GOOD AFTER
                    1300.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....34-37.
MAX HUMIDITY........62-67 PERCENT.

20 FOOT WINDS.......NORTH TO NORTHEAST AT 8 TO 12 MPH WITH GUSTS TO
                    17 MPH UNTIL SUNSET...THEN DECREASING TO 4 TO 8 MPH
                    BY 2200. WIND BECOMING SOUTH TO SOUTHEAST AFTER
                    MIDNIGHT AT 4 TO 7 MPH.

RIDGE TOP WINDS.....NORTH TO NORTHEAST AT 10 TO 15 MPH WITH GUSTS TO
                    20 MPH UNTIL SUNSET...THEN DECREASING TO 5 TO 10 MPH
                    BY 2200. WIND BECOMING SOUTH TO SOUTHEAST AT 5 TO
                    8 MPH 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.......DECREASING TO 1000-1500 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST AT 10 TO 15 MPH UNTIL SUNSET. THEN
                    DECREASING TO AROUND 10 MPH BY MIDNIGHT.
                    BECOMING SOUTH AT 5 TO 10 MPH AFTER MIDNIGHT.
SMOKE DISPERSAL.....BECOMING FAIR BY 2000...THEN POOR AFTER MIDNIGHT.

.WEDNESDAY...
SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....61-64.
MIN HUMIDITY........23-27 PERCENT.
20 FOOT WINDS.......SOUTH AT 5 TO 10 MPH UNTIL 1100.
                    THEN NORTH TO NORTHWEST AT 6 TO 11 MPH AFTER 1100.

RIDGE TOP WINDS.....SOUTH AT 7 TO 12 MPH UNTIL 1100.
                    THEN NORTH TO NORTHWEST AT 8 TO 13 MPH AFTER 1100.
LAL.................1.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5300-5800 FT AGL.
TRANSPORT WINDS.....SOUTH AT 5 TO 10 MPH UNTIL 1100.
                    THEN NORTHWEST 10 TO 15 MPH AFTER 1100.
SMOKE DISPERSAL.....BECOMING FAIR BY 1200...THEN GOOD BY 1400.

.FORECAST DAYS 3 THROUGH 5...

.WEDNESDAY NIGHT...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 40S. WINDS GENERALLY LESS THAN 10 MPH.

.THURSDAY...MOSTLY CLOUDY. CHANCE OF AFTERNOON AND EVENING SHOWERS.
ISOLATED THUNDERSTORMS. HIGHS IN THE LOWER 60S.
WINDS GENERALLY LESS THAN 10 MPH.

.FRIDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND ISOLATED
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 50S. WINDS
GENERALLY LESS THAN 10 MPH.

.SATURDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE
UPPER 30S. HIGHS IN THE MID 50S. WINDS GENERALLY LESS THAN
10 MPH.

$$

FORECASTER...ROSS
REQUESTED BY...MICHAEL WENGERT
REASON FOR REQUEST...PRESCRIBED
.TAG 20150421.WESTS.01/RIW








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