FNUS75 KBOI 032330
FWSBOI

SPOT FORECAST FOR LOST VALLEY BURN...PAYETTE NF
NATIONAL WEATHER SERVICE BOISE ID
530 PM MDT THU SEP 3 2009

FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON SEPTEMBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...WARM AND DRY WEATHER PERSISTS THROUGH FRIDAY...

.DISCUSSION...
SOUTHWEST FLOW ALOFT WILL REMAIN OVER THE AREA THROUGH THE END OF
THE WEEK. ABOVE NORMAL TEMPERATURES AND OCCASIONAL GUSTY AFTERNOON
WINDS WILL CONTINUE THROUGH THE PERIOD. A COLD FRONT WILL APPROACH
THE AREA ON SATURDAY LEADING TO A BREEZY AFTERNOON AND A SLIGHT
CHANCE OF THUNDERSTORMS.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....55 TO 58.
MAX HUMIDITY........45 TO 50 PERCENT.
WIND - EYE LEVEL....SOUTHWEST 4 TO 8 MPH WITH GUSTS TO 15
                    MPH IN THE EVENING...BECOMING LIGHT DOWNSLOPE
                    3 TO 6 MPH BY MIDNIGHT.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......SOUTHEAST AROUND 5 MPH.
VENTILATION INDEX...50 POOR.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....85 TO 88.
MIN HUMIDITY........16 TO 20 PERCENT.
WIND - EYE LEVEL....DOWNSLOPE 3 TO 6 MPH IN THE MORNING...BECOMING
                    SOUTHWEST 4 TO 8 MPH WITH GUSTS TO 15 MPH IN
                    THE AFTERNOON.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......9500 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 20 MPH.
VENTILATION INDEX...1900 EXCELLENT.

$$
FORECASTER...WOJCIK
REQUESTED BY...DISPATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20090904.LOSTV.01/BOI