FNUS75 KBOI 231555
FWSBOI

SPOT FORECAST FOR 5 CREEKS...OR-BIC
NATIONAL WEATHER SERVICE BOISE ID
955 AM MDT WED SEP 23 2009

FORECAST IS BASED ON IGNITION TIME OF 0920 PDT ON SEPTEMBER 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...WARM AND VERY DRY CONDITIONS PERSIST...

.DISCUSSION...UPPER RIDGE REMAINS IN PLACE OVER THE INTERMOUNTAIN WEST
TODAY. SURFACE THERMAL AXIS OVER CENTRAL OREGON WILL MOVE EASTWARD
THROUGH THE AFTERNOON...APPROACHING THE BURN AREA THIS EVENING. HAINES
OF 5 STILL EXPECTED ACROSS THE BURN AREA THROUGH THURSDAY...DRY AIRMASS
BECOMES INCREASINGLY UNSTABLE.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....83 TO 88.
MIN HUMIDITY........7 TO 12 PERCENT.
WIND - EYE LEVEL....SOUTHEAST AROUND 5 MPH.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......4500 FT AGL.
TRANSPORT WIND......SOUTHEAST AROUND 5 MPH.
VENTILATION INDEX...225 FAIR.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....61 TO 66.
MAX HUMIDITY........19 TO 24 PERCENT.
WIND - EYE LEVEL....VARIABLE AT OR BELOW 5 MPH.
HAINES INDEX........5 MODERATE.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......SOUTHEAST AROUND 5 MPH.
VENTILATION INDEX...50 POOR.

.THURSDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....84 TO 90.
MIN HUMIDITY........6 TO 11 PERCENT.
WIND - EYE LEVEL....SOUTHEAST 2 TO 5 MPH IN THE MORNING...BECOMING
                    NORTHWEST AROUND 8 MPH WITH GUSTS TO 15 MPH IN
                    THE AFTERNOON.
HAINES INDEX........5 MODERATE.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WIND......WEST 10 TO 15 MPH.
VENTILATION INDEX...700+ EXCELLENT.

$$
FORECASTER...THIMMESCH
REQUESTED BY...DAVE TONEY
TYPE OF REQUEST...PRESCRIBED
.TAG 20090923.5CREE.01/BOI