FNUS75 KBOI 231432
FWSBOI

SPOT FORECAST FOR CALIFORNIA GULCH PILES...BOF-IDAHO CITY
NATIONAL WEATHER SERVICE BOISE ID
832 AM MDT FRI OCT 23 2009

FORECAST IS BASED ON IGNITION TIME OF 0825 MDT ON OCTOBER 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RAIN SHOWERS EXPECTED THIS AFTERNOON...
...COLD FRONTAL PASSAGE EARLY SATURDAY MORNING...

.DISCUSSION...
CLOUDY AND SLIGHTLY COOLER TODAY AT THE BURN SITE. WETTING RAIN
SHOWERS BEGINNING AT THE BURN SITE AROUND 0700 PM MDT FOLLOWED
BY A WEAK FRONTAL PASSAGE AROUND 0500 AM MDT SATURDAY. EXPECT
CLOSE TO A TENTH OF AN INCH OF PRECIPITATION. WINDS INCREASE
FROM NORTHWEST BEHIND THE FRONT SATURDAY AFTERNOON.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY.
MAX TEMPERATURE.....54 TO 58.
MIN HUMIDITY........45 TO 55 PERCENT.
WIND - EYE LEVEL....WEST AROUND 4 MPH IN THE MORNING...SHIFTING TO
                    THE NORTHWEST AROUND 9 MPH IN THE AFTERNOON.
HAINES INDEX........2 VERY LOW.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WIND......WEST AROUND 10 MPH.
VENTILATION INDEX...400 FAIR.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS STARTING AROUND 0700
                    PM MDT IN THE EVENING...THEN A CHANCE OF RAIN
                    SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....35 TO 39.
MAX HUMIDITY........95 TO 100 PERCENT.
WIND - EYE LEVEL....NORTHWEST 8 MPH IN THE EVENING...SHIFTING TO
                    THE WEST AROUND 5 MPH AFTER MIDNIGHT.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WIND......WEST AROUND 15 MPH.
VENTILATION INDEX...75 POOR.

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....50 TO 55.
MIN HUMIDITY........45 TO 55 PERCENT.
WIND - EYE LEVEL....WEST 6 TO 10 MPH IN THE MORNING SHIFTING TO THE
                    NORTHWEST AROUND 8 TO 13 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......3000 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 15 MPH.
VENTILATION INDEX...450 FAIR.

$$
FORECASTER...SMITH
REQUESTED BY...ALLYN SPANFELLNER
TYPE OF REQUEST...PRESCRIBED
.TAG 20091023.CALIF.01/BOI