FNUS75 KBOI 171437
FWSBOI

SPOT FORECAST FOR TRAPPER CREEK...BOF
NATIONAL WEATHER SERVICE BOISE ID
837 AM MDT WED AUG 17 2011

FORECAST IS BASED ON REQUEST TIME OF 0812 MDT ON AUGUST 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
...THE FIRE LIES UNDER THE NORTHERN PERIPHERY OF AN UPPER LEVEL
RIDGE OF HIGH PRESSURE. SOUTHWEST WINDS ALOFT WILL BRING LIMITED
MOISTURE TO THE AREA THIS AFTERNOON AND EVENING.  LOW LEVELS WILL
REMAIN DRY.  HIGH-BASED CONVECTIVE CLOUDS WILL FORM JUST NORTH OF
THE FIRE AREA THIS AFTERNOON WITH ISOLATED THUNDERSTORMS DEVELOPING.
NO THUNDERSTORMS ARE FORECAST FOR THE FIRE AREA BUT OUTFLOW WINDS
FROM STORMS FARTHER NORTH MAY REACH THE FIRE AREA BETWEEN 3 PM AND
9 PM MDT.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....76 TO 91.
MIN HUMIDITY........10 TO 17 PERCENT.
WIND - EYE LEVEL....SOUTHEAST AROUND 4 MPH IN THE
                    MORNING...SHIFTING TO THE SOUTHWEST IN THE
                    AFTERNOON.  LOCAL GUSTS TO 15 MPH AFTER
                    3 PM MDT.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......11500 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 20 MPH.
VENTILATION INDEX...2300 EXCELLENT.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....41 TO 46.
MAX HUMIDITY........56 TO 62 PERCENT.
WIND - EYE LEVEL....WEST 4 TO 10 MPH WITH LOCAL GUSTS TO 15 MPH IN
                    THE EVENING...BECOMING EAST AROUND 3 MPH AFTER
                    MIDNIGHT.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 0 MPH.
VENTILATION INDEX...0 POOR.

.THURSDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....73 TO 88.
MIN HUMIDITY........12 TO 20 PERCENT.
WIND - EYE LEVEL....SOUTHEAST AROUND 3 MPH IN THE
                    MORNING...SHIFTING TO THE WEST 6 TO 9 MPH IN
                    THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 15 MPH.
VENTILATION INDEX...1275 EXCELLENT.

$$
FORECASTER...COLIN
REQUESTED BY...PAT SHANAFELT
TYPE OF REQUEST...WILDFIRE
.TAG 20110817.TRAPP.01/BOI