FNUS75 KBOU 021014
FWSBOU

SPOT FORECAST FOR UPPER BEAVER MEADOWS RX...USFS
NATIONAL WEATHER SERVICE DENVER CO
404 AM MDT WED SEP 2 2009

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...SOME SUBTROPICAL MOISTURE WILL MOVE ACROSS THE AREA SO
THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 WITH
RAINFALL AMOUNTS UP TO A TENTH OF AN INCH POSSIBLE.  A WEAK FRONT
MAY MOVE IN FROM THE EAST BY MIDDAY WITH WEAK UPSLOPE FLOW BY
AFTERNOON.  TEMPERATURES MAY BE A FEW DEGREES COOLER WITH A SLIGHT
INCREASE IN HUMIDITY WITH LINGERING HAZE.  SMOKE DISPERSAL WILL BE
POOR THROUGH 1200 POSSIBLY BECOMING FAIR AFTER 1200.



...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS...

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1000...THEN PARTLY
                    CLOUDY(35-45%). HAZE. SLIGHT CHANCE OF
                    THUNDERSTORMS AFTER 1200 UNTIL 1500. MAX
TEMPERATURE.........70-73.
MIN HUMIDITY........25-30%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 3-7 MPH.
TRANSPORT WINDS.....NORTHWEST 5-10 MPH.
MIXING HEIGHT.......600-1200 FT AGL UNTIL 1000.
                    8000 FT AGL AFTER 1300.
SMOKE DISPERSAL.....POOR UNTIL 1200. FAIR AFTER 1200.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY(35-45%). SLIGHT CHANCE OF
                    THUNDERSTORMS UNTIL 2400.
MIN TEMPERATURE.....44.
MAX HUMIDITY........68%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-8 MPH.
TRANSPORT WINDS.....NORTHWEST 4-8 MPH UNTIL 2400...THEN SOUTHWEST.
MIXING HEIGHT.......10800 FT AGL UNTIL 1900. 400-1400 FT AGL AFTER
                    2300.
SMOKE DISPERSAL.....FAIR UNTIL 1900. POOR AFTER 2100.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.THURSDAY...
SKY/WEATHER.........PARTLY CLOUDY(35-45%). SLIGHT CHANCE OF
                    THUNDERSTORMS AFTER 1200.
MAX TEMPERATURE.....68.
MIN HUMIDITY........26%.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-10 MPH.
TRANSPORT WINDS.....NORTHWEST 4-12 MPH.
MIXING HEIGHT.......600-1600 FT AGL UNTIL 0800. 10800-11800 FT AGL
                    AFTER 1200.
SMOKE DISPERSAL.....POOR UNTIL 0800. VERY GOOD AFTER 1000.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER
1200. LOWS IN THE LOWER 40S. HIGHS AROUND 70. TYPICAL
SLOPE/VALLEY WINDS LESS THAN 10 MPH.
.SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL
1200...THEN CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS
IN THE UPPER 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH.
.SUNDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL
1200...THEN CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS
IN THE UPPER 60S. WEST WINDS AROUND 8 MPH.

$$
WFO BOULDER
REQUESTED BY...NATE WILLIAMSON
REASON FOR REQUEST...PRESCRIBED
.TAG 20090902.UPPER.01/BOU