FNUS75 KRIW 291553
FWSRIW

SPOT FORECAST FOR NOWLIN FIRE...IA TDC
NATIONAL WEATHER SERVICE RIVERTON WY
953 AM MDT MON AUG 29 2011

FORECAST IS BASED ON REQUEST TIME OF 0943 MDT ON AUGUST 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

DRIER AIR WILL KEEP MOSTLY SUNNY SKIES OVER THE FIRE AREA THROUGH
THIS MORNING. ISOLATED SHOWERS AND THUNDERSTORMS WILL DEVELOP THIS
AFTERNOON DURING MAXIMUM DAYTIME HEATING. A SLOW WARMING TREND CAN
BE EXPECTED THROUGH WEDNESDAY WITH BREEZY TO WINDY CONDITIONS
PARTICULARLY DURING THE AFTERNOON AND EVENING HOURS. WIND WILL
BECOME STRONGER ON WEDNESDAY WITH THE APPROACH OF A LARGE PACIFIC
TROUGH OF LOW PRESSURE.


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

FORECASTER...BERC

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (55-65 PERCENT).
                    SCATTERED SHOWERS AND THUNDERSTORMS
                    AFTER 1 PM.
MAX TEMPERATURE.....70-74.
MIN HUMIDITY........18-22 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING WEST 11 TO 16 MPH
                    WITH GUSTS TO AROUND 30 MPH AFTER 1 PM.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    THIS AFTERNOON.
RIDGE TOP WINDS.....SOUTHWEST 5 TO 10 MPH INCREASING TO WEST AROUND 25 MPH.
LAL.................1 UNTIL 1300...THEN 4.
CHC OF WETTING RAIN.11 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2700-3700 FT AGL
                    INCREASING TO 6400-7400 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 8 TO 13 MPH INCREASING TO WEST 20 TO 25 MPH IN
                    THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (46900 KNOT-FT) INCREASING TO
                    VERY GOOD (140800 KNOT-FT) IN THE AFTERNOON.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....42-45.
MAX HUMIDITY........49-52 PERCENT.
20 FOOT WINDS.......WEST WINDS 9 TO 17 MPH WITH GUSTS TO AROUND 30
                    MPH IN THE EVENING BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    EVENING.
RIDGE TOP WINDS.....WEST AROUND 25 MPH DECREASING TO AROUND 15 MPH
                    LATE IN THE EVENING...THEN BECOMING SOUTH
                    AROUND 5 MPH AFTER MIDNIGHT.
LAL.................2 UNTIL 2400...THEN 1.
CHC OF WETTING RAIN.3 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4400-5400 FT AGL DECREASING TO 700-1700 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST 17 TO 26 MPH BECOMING SOUTH AROUND 9 MPH
                    AFTER MIDNIGHT.
SMOKE DISPERSAL.....VERY GOOD (103900 KNOT-FT) DECREASING TO POOR
                    (11300 KNOT-FT) AFTER MIDNIGHT.

.TUESDAY...
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (35-45 PERCENT). SLIGHT CHANCE OF
                    RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....70-73.
MIN HUMIDITY........16-19 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING WEST 10 TO 14
                    MPH WITH GUSTS TO AROUND 25 MPH IN THE
                    AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS IN THE AFTERNOON.
RIDGE TOP WINDS.....SOUTHEAST AROUND 5 MPH SHIFTING TO THE
                    SOUTHWEST LATE IN THE MORNING...THEN INCREASING
                    TO WEST 15 TO 20 MPH IN THE AFTERNOON.
LAL.................1 UNTIL 1200...THEN 2.
CHC OF WETTING RAIN.3 PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2200-3200 FT AGL INCREASING TO 6600-7600 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST AROUND 9 MPH SHIFTING TO THE
                    SOUTHWEST AROUND 8 MPH LATE IN THE
                    MORNING...THEN INCREASING TO WEST 18 TO 23 MPH
                    IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (35500 KNOT-FT) INCREASING TO VERY GOOD
                    (126900 KNOT-FT) IN THE AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.TUESDAY NIGHT...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS IN THE MID 40S. WINDS GENERALLY LESS
THAN 10 MPH.
.WEDNESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER
70S. SOUTH WINDS AROUND 11 MPH.
.THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS...
THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 11 MPH.
.FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER
60S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...BERC
REQUESTED BY...JASON LAWHON
REASON FOR REQUEST...WILDFIRE
.TAG 20110829.NOWLI.01/RIW