FNUS75 KRIW 231615
FWSRIW

SPOT FORECAST FOR MAKI CREEK RX...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
1015 AM MDT SAT MAY 23 2009

FORECAST IS BASED ON IGNITION TIME OF 0945 MDT ON MAY 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
AN EASTERLY FLOW AT THE SURFACE WILL CONTINUE TO TRANSPORT MOISTURE
INTO SOUTHWEST WYOMING FROM THE HIGH PLAIN STATES. AFTER SEVERAL
HOURS OF DAYTIME HEATING...SCATTERED SHOWERS AND THUNDERSTORMS WILL
DEVELOP DURING THE LATE MORNING OR EARLY AFTERNOON TODAY. SHOWERS
AND THUNDERSTORMS WILL DIMINISH THIS EVENING BUT WITH AREAS OF
LIGHT RAIN CONTINUING ALONG THE EAST SLOPES OF THE WYOMING RANGE
THROUGH THE EVENING. THE SURFACE AND MOUNTAIN TOP FLOW WILL TURN WESTERLY
SUNDAY MORNING WITH THE BEST RAIN CHANCES IN THE SALT RIVER RANGE
DURING THE MORNING. SCATTERED THUNDERSTORMS ARE EXPECTED THROUGHOUT
SOUTHWEST WYOMING DURING THE AFTERNOON.

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

FORECASTER...CHURCH

.TODAY...
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). ISOLATED
                    SHOWERS AND THUNDERSTORMS IN THE MORNING...
                    THEN SCATTERED SHOWERS AND THUNDERSTORMS
                    IN THE AFTERNOON.
MAX TEMPERATURE.....59-62.
MIN HUMIDITY........37-40 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
RIDGE TOP WINDS.....SOUTHEAST 10 TO 15 MPH SHIFTING TO THE EAST LATE
                    IN THE AFTERNOON.
LAL.................2 UNTIL 1200...THEN 3.
CHC OF WETTING RAIN.20 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5200 FT AGL INCREASING TO 9000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH SHIFTING TO THE EAST AROUND 10
                    MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....GOOD (58100-67100 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SCATTERED RAIN
                    SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE
                    NIGHT. SCATTERED SNOW SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....34-39.
MAX HUMIDITY........90-95 PERCENT.
20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
RIDGE TOP WINDS.....SOUTHEAST 10-15 MPH IN UNTIL 2400 WEST AROUND
                    ...THEN SHIFTING TO THE WEST 5 MPH AFTER MIDNIGHT.
LAL.................2.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5100 FT AGL DECREASING TO 1300 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST 5 TO 9 MPH.
SMOKE DISPERSAL.....POOR (6900-39800 KNOT-FT).

.SUNDAY...
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (60-70 PERCENT). SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....55-58.
MIN HUMIDITY........50-55 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH IN THE MORNING BECOMING
                    WEST 4 TO 8 MPH IN THE AFTERNOON. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....EAST AROUND 10 MPH SHIFTING TO THE NORTHWEST IN
                    THE AFTERNOON.
LAL.................1 UNTIL 1200...THEN 3.
CHC OF WETTING RAIN.15 PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4800 FT AGL INCREASING TO 8200 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....EAST 8 TO 10 MPH SHIFTING TO THE NORTHWEST 13
                    TO 16 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (36900 KNOT-FT) IN THE RIVER INCREASING
                    TO VERY GOOD (103000 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY NIGHT...PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE EVENING...THEN SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 30S. WINDS GENERALLY LESS THAN 10 MPH.
.MEMORIAL DAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS...
THUNDERSTORMS AND SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE MID
30S. HIGHS IN THE UPPER 50S. WINDS GENERALLY LESS THAN 10 MPH.
.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS...
THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN
THE LOWER 60S. WINDS GENERALLY LESS THAN 10 MPH.
.WEDNESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE UPPER 60S. WINDS
GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...CHURCH
REQUESTED BY...MIKE SELLERS
REASON FOR REQUEST...PRESCRIBED
.TAG 20090523.MAKIC.01/RIW