FNUS75 KBOI 181615
FWSBOI

SPOT FORECAST FOR AMBER...US FOREST SERVICE
NATIONAL WEATHER SERVICE BOISE ID
915 AM MST WED NOV 18 2009

FORECAST IS BASED ON IGNITION TIME OF 1200 MST ON NOVEMBER 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...COOLER TODAY AND NOT AS WINDY...

.DISCUSSION...
A WEAK COLD FRONT HAS CROSSED THE AREA EARLY THIS MORNING WITH LIGHT
PRECIPITATION AND COOLER TEMPERATURES.  SKIES WILL REMAIN CLOUDY THROUGH
MID MORNING WITH INCREASING SUNSHINE THIS AFTERNOON. HIGH PRESSURE BUILDS
OVER THE AREA TONIGHT AND THURSDAY WITH MOSTLY CLEAR SKIES...PATCHY
MORNING FOG AND COLD TEMPS TONIGHT. WINDS BEGIN TO INCREASE AGAIN THURSDAY
AHEAD OF A STRONGER WEATHER SYSTEM FOR FRIDAY NIGHT.

.TODAY...

SKY/WEATHER.........CLOUDY THIS MORNING WITH SCATTERED RAIN AND SNOW
                    SHOWERS. CLEARING THIS AFTERNOON.
MAX TEMPERATURE.....38 TO 44.
MIN HUMIDITY........54 TO 75 PERCENT.
WIND - EYE LEVEL....WEST 4 TO 7 MPH.
HAINES INDEX........2 VERY LOW.
MIXING HEIGHT.......2600 FEET AGL.
TRANSPORT WIND......WEST 10 MPH.
VENTILATION INDEX...260 FAIR.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR. MUCH COLDER. PATCHY VALLEY FOG.
MIN TEMPERATURE.....19 TO 24.
MAX HUMIDITY........85 TO 90 PERCENT.
WIND - EYE LEVEL....EAST AROUND 3 TO 6 MPH.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......1300 FEET AGL.
TRANSPORT WIND......EAST 5 MPH.
VENTILATION INDEX...65 POOR.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY. BECOMING BREEZY IN THE AFTERNOON.
MAX TEMPERATURE.....42 TO 49.
MIN HUMIDITY........41 TO 49 PERCENT.
WIND - EYE LEVEL....EAST 3 TO 6 MPH IN THE MORNING INCREASING TO
                    6 TO 12 MPH IN THE AFTERNOON. GUSTS UP TO 20 MPH.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......2200 FEET AGL.
TRANSPORT WIND......SOUTHEAST 15 MPH.
VENTILATION INDEX...330 FAIR.

$$
FORECASTER...SKARI
REQUESTED BY...ROB SMOLCZYNSKI
TYPE OF REQUEST...PRESCRIBED
.TAG 20091118.AMBER.01/BOI