FNUS75 KBOI 211446
FWSBOI

SPOT FORECAST FOR MUDDY SQUIRREL...PAYETTE NF
NATIONAL WEATHER SERVICE BOISE ID
811 AM MDT WED SEP 21 2011

FORECAST IS BASED ON IGNITION TIME OF 0830 MDT ON SEPTEMBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...CCORRECTED TO REFLECT LIGHT WINDS THURSDAY...
...WARM AND CONTINUED DRY...

.DISCUSSION...
RIDGE OF HIGH PRESSURE ALOFT CONTINUES TO BUILD AS IT SHIFTS INTO
THE FIRE AREA FROM THE SOUTHWEST. FEW DEGREES WARMING TODAY AND
AGAIN THURSDAY. WEAKENING WINDS ALOFT WILL LIMIT SMOKE DISPERSION
TODAY. HIGH PRESSURE RIDGE WILL BE AT MAXIMUM STRENGTH FRIDAY AND
SATURDAY WITH HIGH TEMPERATURES ABOUT 15 DEGREES ABOVE NORMAL AND
HUMIDITY AT LOWEST VALUES. NO RAIN UNTIL AT LEAST SUNDAY WHEN A WEAK
WAVE FROM CALIFORNIA BRINGS ONLY A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. NO REALISTIC CHANCE OF WETTING RAIN THROUGH THE END
OF THE MONTH.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....72 TO 75.
MIN HUMIDITY........17 TO 22 PERCENT.
WIND - EYE LEVEL....LESS THAN 3 MPH IN THE MORNING...BECOMING
                    SOUTHWEST 3 TO 5 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......6500 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 5 MPH.
VENTILATION INDEX...325 FAIR.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....45 TO 50.
MAX HUMIDITY........50 TO 55 PERCENT.
WIND - EYE LEVEL....SOUTHWEST 3 TO 5 MPH IN THE EVENING...BECOMING
                    LIGHT DOWNSLOPE LESS THAN 3 MPH OR CALM.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......SOUTHEAST AROUND 5 MPH.
VENTILATION INDEX...50 POOR.

.THURSDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....75 TO 78.
MIN HUMIDITY........16 TO 21 PERCENT.
WIND - EYE LEVEL....LIGHT DOWNSLOPE LESS THAN 3 MPH OR CALM...
                    BECOMING UPSLOPE SOUTH TO SOUTHEAST 2 TO 4 WITH
                    GUSTS 5 TO 7 MPH AFTER 1300 HOURS.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 10 MPH.
VENTILATION INDEX...350 FAIR.

$$
FORECASTER...DECKER
REQUESTED BY...DISPATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20110921.MUDDY.01/BOI