FNUS75 KBOI 101803
FWSBOI

SPOT FORECAST FOR HYATT...USFS
NATIONAL WEATHER SERVICE BOISE ID
1203 PM MDT FRI AUG 10 2012

FORECAST IS BASED ON REQUEST TIME OF 1133 MDT ON AUGUST 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...COLD FRONTAL PASSAGE BY 1300 HOURS WILL END SHOWERS AND THUNDERSTORMS...

.DISCUSSION...
A COLD FRONT OVER HELLS CANYON AT 1100 WILL CROSS THE HYATT FIRE BY 1300
HOURS TODAY SHIFTING THE STORMS EAST. MODERATE SOUTHWEST WINDS ALONG
HAZARD CREEK WILL SLACKEN BY 2000 HOURS AND SHIFT TO LIGHT NORTHEAST
DOWNSLOPE AFTER MIDNIGHT. SUNNY AND DRY SATURDAY WITH LIGHT
UPCANYON/UPSLOPE WINDS EXCEPT THERE IS A CHANCE THAT STRONGER WINDS
ALOFT COULD MIX DOWN FOR A COUPLE HOURS IN THE LATE AFTERNOON.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY WITH SCATTERED SHOWERS AND
                    THUNDERSTORMS UNTIL 1300 THEN MOSTLY SUNNY IN THE
                    AFTERNOON. CHANCE OF RAIN 30 PERCENT UNTIL 1300.
MAX TEMPERATURE.....83.
MIN HUMIDITY........23 PERCENT.
WIND - EYE LEVEL....SOUTHWEST 3 TO 7 MPH. GUSTS TO 14 MPH 1600 HOURS
                    TO 1800 HOURS. RIDGETOP WINDS WEST 22 MPH.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WIND......WEST AROUND 15 MPH.
VENTILATION INDEX...900 EXCELLENT.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....48.
MAX HUMIDITY........60 PERCENT.
WIND - EYE LEVEL....NORTHWEST 4 TO 7 MPH EARLY IN THE EVENING SHIFTING
                    TO THE NORTHEAST 2 TO 4 MPH. RIDGETOP WINDS
                    NORTHWEST 18 MPH.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......NORTH AROUND 10 MPH.
VENTILATION INDEX...100 POOR.

.SATURDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....77.
MIN HUMIDITY........16 PERCENT.
WIND - EYE LEVEL....SOUTHEAST 2 TO 3 MPH IN THE MORNING SHIFTING TO
                    SOUTHWEST 3 TO 7 MPH IN THE AFTERNOON. RIDGETOP
                    WINDS NORTHWEST 15 MPH.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WIND......WEST AROUND 5 MPH.
VENTILATION INDEX...350 FAIR.

$$
FORECASTER...MILLS
REQUESTED BY...PAYETTE NATIONAL FOREST
TYPE OF REQUEST...WILDFIRE
.TAG 20120810.HYATT.01/BOI