FNUS75 KBOI 141508
FWSBOI

SPOT FORECAST FOR UPPER WEISER  2...PAYETTE NF
NATIONAL WEATHER SERVICE BOISE ID
908 AM MDT TUE SEP 14 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON SEPTEMBER 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS THIS EVENING...
...DRY WITH A WARMING TREND STARTING WEDNESDAY...

.DISCUSSION...
AFTER A FEW SPRINKLES OF RAIN OVERNIGHT...ANOTHER WEAK UPPER LEVEL
WAVE WILL MOVE OVER THE AREA THIS AFTERNOON AND THIS EVENING. A WEAK
COLD FRONT WILL ACCOMPANY THIS FEATURE SO A WIND SHIFT IS POSSIBLE
BETWEEN 1600 AND 2000 HOURS. THERE IS ALSO A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH SUNSET. GUSTY WINDS FROM THUNDERSTORMS ARE POSSIBLE.
A WEAK RIDGE OF HIGH PRESSURE WILL BUILD OVER THE AREA TOMORROW FOR
DRY CONDITIONS AND WARMER TEMPERATURES.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS...
                    MAINLY THIS AFTERNOON AND EVENING.
MAX TEMPERATURE.....74 TO 78.
MIN HUMIDITY........22 TO 26 PERCENT.
WIND - EYE LEVEL....UPSLOPE SOUTHEAST 4 TO 7 MPH. WEST WIND SHIFT POSSIBLE THIS
                    AFTERNOON WITH A WEAK COLD FRONT AND GUSTS TO 15 MPH.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WIND......SOUTHWEST 5 TO 15 MPH.
VENTILATION INDEX...300 FAIR.

.TONIGHT...

SKY/WEATHER.........CLEARING SKIES OVERNIGHT.
MIN TEMPERATURE.....48 TO 53.
MAX HUMIDITY........65 TO 76 PERCENT.
WIND - EYE LEVEL....DOWN VALLEY ALONG THE EAST BRANCH OF THE RIVER NORTH 6 MPH.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 5 MPH.
VENTILATION INDEX...50 POOR.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....74 TO 78.
MIN HUMIDITY........22 TO 28 PERCENT.
WIND - EYE LEVEL....NORTH AROUND 3 MPH IN THE MORNING...BECOMING UPVALLEY SOUTH
                    6 TO 10 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 10 MPH.
VENTILATION INDEX...750 EXCELLENT.

$$
FORECASTER...DECKER
REQUESTED BY...SARAH HUMBACH
TYPE OF REQUEST...PRESCRIBED
.TAG 20100914.UPPER.01/BOI