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681
FNUS75 KBOI 222129
FWSBOI

SPOT FORECAST FOR BULL...BOISE NF
NATIONAL WEATHER SERVICE BOISE ID
329 PM MDT MON SEP 22 2014

FORECAST IS BASED ON REQUEST TIME OF 1535 PDT ON SEPTEMBER 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RIDGELINE WINDS ON THE INCREASE TUESDAY AND WEDNESDAY...

.DISCUSSION...
AN EXITING WEAK FRONT PUSHES OVER THE REGION TONIGHT BRINGING A
SLIGHT RISK OF SHOWERS AND THUNDERSTORMS TO THE FIRE AREA. LITTLE
IN THE WAY OF PRECIPITATION IS EXPECTED. OTHERWISE A STRONG LOW
PRESSURE AREA WILL DIG TOWARDS THE WEST COAST TUESDAY AND
WEDNESDAY. THIS HELPS AMPLIFY THE UPPER RIDGE OVER THE REGION
BRINGING WARM TEMPERATURES TO THE FIRE AREA WEDNESDAY. AHEAD OF
THIS LOW STRONG SOUTHWEST WINDS ALOFT WILL MOVE OVER THE REGION
BRINGING STRONG AND GUSTY SOUTHWEST WINDS MAINLY TO THE RIDGES
OVER THE BOISE FOREST...BUT MAY ALSO ENHANCE THE NORMAL UPDRAINAGE
FLOW. THE NEXT BIG WEATHER CHANGE COMES THURSDAY EVENING AS A COLD
FRONT PUSHES INTO THE FIRE AREA BRINGING COOL AND WET CONDITIONS TO
THE REGION.

.TODAY / TUESDAY...

SKY/WEATHER.........PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN
                    SHOWERS IN THE MORNING.
MAX TEMPERATURE.....68 TO 75.
MIN HUMIDITY........35 TO 42 PERCENT.
WIND - EYE LEVEL....UPSLOPE 1 TO 3 MPH IN THE MORNING BECOMING
                    UPVALLEY 4 TO 7 MPH IN THE AFTERNOON. RIDGELINE
                    WINDS SOUTHWEST 7 TO 10 MPH WITH GUSTS TO
                    15 MPH BY THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 15 MPH.
VENTILATION INDEX...1050 EXCELLENT.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING...THEN BECOMING
                    PARTLY CLOUDY AFTER MIDNIGHT.
MIN TEMPERATURE.....42 TO 48.
MAX HUMIDITY........69 TO 98 PERCENT.
WIND - EYE LEVEL....WINDS BECOMING DOWNSLOPE 1 TO 3 MPH AFTER SUNSET.
                    RIDGELINE WINDS SOUTHWEST 5 TO 10 MPH BY MIDNIGHT.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WIND......SOUTH AROUND 10 MPH.
VENTILATION INDEX...40 POOR.

.WEDNESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....73 TO 78.
MIN HUMIDITY........20 TO 25 PERCENT.
WIND - EYE LEVEL....UPSLOPE 1 TO 3 MPH IN THE MORNING BECOMING
                    UPVALLEY 5 TO 8 MPH IN THE AFTERNOON. RIDGELINE
                    WINDS SOUTHWEST 7 TO 12 MPH WITH GUSTS TO
                    18 MPH BY THE AFTERNOON.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WIND......SOUTH AROUND 20 MPH.
VENTILATION INDEX...1500 EXCELLENT.

$$
FORECASTER...REDMAN
REQUESTED BY...IC
TYPE OF REQUEST...WILDFIRE
.TAG 20140922.BULL_.01/BOI




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