FNUS75 KBOI 081721
FWSBOI

SPOT FORECAST FOR LOST VALLEY RX...PAYETTE NF
NATIONAL WEATHER SERVICE BOISE ID
1121 AM MDT TUE SEP 8 2009

FORECAST IS BASED ON IGNITION TIME OF 1130 MDT ON SEPTEMBER 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...MOSTLY SUNNY AND DRY WITH LIGHT UPVALLEY WINDS...

.DISCUSSION...
HIGH PRESSURE WILL BEGIN TO BUILD OVER THE REGION THE NEXT COUPLE OF
DAYS WITH MOSTLY CLEAR SKIES AND DRY CONDITIONS.  LOOK FOR LIGHT
SURFACE WINDS THAT WILL BE UPSLOPE TO UPVALLEY FROM THE SOUTH OR
SOUTHEAST THIS AFTERNOON AND FROM THE NORTHEAST AFTER 2000 HOURS
THIS EVENING. TEMPERATURES TODAY WILL BE SIMILAR TO MONDAY WITH A
WARMING TREND BEGINNING TOMORROW AND CONTINUING THROUGH THE WEEKEND.

.REST OF TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....65 TO 68.
MIN HUMIDITY........18 TO 23 PERCENT.
WIND - EYE LEVEL....BECOMING SOUTH 3 TO 7 MPH AFTER 1300 HOURS.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WIND......SOUTHEAST AROUND 8 MPH.
VENTILATION INDEX...300 FAIR.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....40 TO 45.
MAX HUMIDITY........55 TO 60 PERCENT.
WIND - EYE LEVEL....SOUTH 3 TO 6 MPH IN THE EVENING...BECOMING DOWN
                    VALLEY NORTHEAST LESS THAN 5 MPH AFTER 2000 HOURS.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 5 MPH.
VENTILATION INDEX...50 POOR.

.WEDNESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....72 TO 75.
MIN HUMIDITY........18 TO 20 PERCENT.
WIND - EYE LEVEL....SOUTH 3 TO 6 MPH.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......5500 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 15 MPH.
VENTILATION INDEX...825 EXCELLENT.

$$
FORECASTER...DECKER
REQUESTED BY...SARAH HUMBACH
TYPE OF REQUEST...PRESCRIBED
.TAG 20090908.LOSTV.01/BOI