FNUS75 KRIW 201458
FWSRIW

SPOT FORECAST FOR MAKI CREEK...USFS BTF
NATIONAL WEATHER SERVICE RIVERTON WY
858 AM MDT WED MAY 20 2009

FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON MAY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A COLD FRONT...APPROACHING WESTERN AND SOUTHWEST WYOMING THIS
MORNING...IS EXPECTED TO MOVE THROUGH THE BURN AREA DURING THE
LATE MORNING HOURS. WIND WILL BECOME WEST AND INCREASE ALONG AND
BEHIND THE FRONT. A SLIGHT CHANCE FOR A HIGH BASED SHOWER OR THUNDERSTORM
IS POSSIBLE ALONG THE FRONT BEFORE DRY AIR MOVES OVER THE AREA.
CLOUD COVER IS EXPECTED TO DECREASE DURING THE EARLY AFTERNOON.

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

FORECASTER...CHURCH

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE MORNING.
MAX TEMPERATURE.....57-61.
MIN HUMIDITY........26-31 PERCENT.
20 FOOT WINDS.......UPSLOPE 2-5 MPH DURING THE MORNING BECOMING
                    WEST 8 TO 12 MPH WITH GUSTS TO 18 MPH DURING
                    THE LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR SHOWERS AND THUNDERSTORMS IN
                    THE MORNING.
RIDGE TOP WINDS.....WEST 20 TO 25 MPH.
LAL.................2 UNTIL 1200...THEN 1.
CHC OF WETTING RAIN.5 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......4300 FT AGL INCREASING TO 6800 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST 18 TO 25 MPH.
SMOKE DISPERSAL.....GOOD (73600 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....29-33.
MAX HUMIDITY........74-79 PERCENT.
20 FOOT WINDS.......WEST WINDS 9 TO 13 MPH AND GUSTY IN THE EVENING
                    BECOMING NORTH 4-7 MPH AFTER 2000 HOURS THEN NORTHEAST
                    AFTER 0200 HOURS.
RIDGE TOP WINDS.....WEST 15 TO 20 MPH SHIFTING TO THE NORTHWEST
                    AROUND 10 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.......3900 FT AGL DECREASING TO 1100 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST 17 TO 23 MPH BECOMING NORTHWEST 8 TO 9 MPH
                    AFTER MIDNIGHT.
SMOKE DISPERSAL.....GOOD (68500 KNOT-FT) DECREASING TO POOR (8100
                    KNOT-FT) AFTER MIDNIGHT.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 30S. WINDS
GENERALLY LESS THAN 10 MPH.
.FRIDAY...PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
LOWER 60S. WINDS GENERALLY LESS THAN 10 MPH.
.SATURDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER
60S. WINDS GENERALLY LESS THAN 10 MPH.
.SUNDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER
60S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...CHURCH
REQUESTED BY...RICHARD PUTNAM
REASON FOR REQUEST...PRESCRIBED
.TAG 20090520.MAKIC.01/RIW