FNUS75 KBOI 091358
FWSBOI

SPOT FORECAST FOR BULL TROUT...USFS
NATIONAL WEATHER SERVICE BOISE ID
758 AM MDT FRI OCT 9 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON OCTOBER 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...WINDY TODAY DUE TO A DRY COLD FRONT...

.DISCUSSION...
DRY COLD FRONT WILL MOVE NORTH TO SOUTH OVER THE BURN AREA TODAY.
ISOLATED SNOW SHOWERS WILL ACCOMPANY THE FRONT BUT THE MAIN
IMPACT WILL BE FROM SIGNIFICANT NORTHERLY WINDS...ESPECIALLY OVER
THE RIDGES WHERE GUSTS UP TO 40 MPH ARE POSSIBLE. THE WEEKEND
WILL BE MUCH COOLER WITH A VERY WET WEATHER SYSTEM ON TUESDAY.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS.
MAX TEMPERATURE.....39 TO 43.
MIN HUMIDITY........40 TO 45 PERCENT.
WIND - EYE LEVEL....NORTHEAST 3 TO 7 MPH THIS MORNING...INCREASING
                    TO 11 TO 15 MPH WITH GUSTS TO NEAR 20 MPH THIS
                    AFTERNOON.
HAINES INDEX........2 VERY LOW.
MIXING HEIGHT.......4500 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 25 MPH.
VENTILATION INDEX...1125 EXCELLENT.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....13 TO 17.
MAX HUMIDITY........80 TO 90 PERCENT.
WIND - EYE LEVEL....NORTHEAST 11 TO 15 MPH IN THE EVENING...DECREASING
                    TO 4 TO 8 MPH BY MIDNIGHT.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......NORTH AROUND 15 MPH.
VENTILATION INDEX...150 POOR.

.SATURDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....35 TO 40.
MIN HUMIDITY........23 TO 28 PERCENT.
WIND - EYE LEVEL....EAST AROUND 3 MPH IN THE MORNING...SHIFTING TO
                    THE WEST 3 TO 6 MPH IN THE AFTERNOON.
HAINES INDEX........2 VERY LOW.
MIXING HEIGHT.......4500 FT AGL.
TRANSPORT WIND......WEST AROUND 20 MPH.
VENTILATION INDEX...900 EXCELLENT.

$$
FORECASTER...ALLEN
REQUESTED BY...REBECCA SWENSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20091009.BULLT.01/BOI