FNUS75 KBOI 050407
FWSBOI

SPOT FORECAST FOR HURD...USDA
NATIONAL WEATHER SERVICE BOISE ID
1007 PM MDT SAT SEP 4 2010

FORECAST IS BASED ON IGNITION TIME OF 0530 MDT ON SEPTEMBER 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...MUCH COOLER WITH GUSTY WINDS ON SUNDAY...

.DISCUSSION...
A DEEP UPPER LEVEL TROUGH WILL DIG SOUTH OVER THE BURN AREA SUNDAY...
BRINGING UNSEASONABLY COOL TEMPERATURES AND A SLIGHT CHANCE OF RAIN
AND SNOW SHOWERS. SURFACE WINDS WILL INCREASE THIS AFTERNOON...WITH
MID-SLOPES EXPERIENCING ALONG-VALLEY GUSTS AROUND 20 MPH. RIDGETOPS
WILL BE MORE EXPOSED TO WESTERLY FLOW ALOFT AND MAY SEE STRONGER GUSTS.
STILL COOL AND MOIST ON LABOR DAY...BUT WINDS WILL BE SUBSTANTIALLY
WEAKER.

.SUNDAY...

SKY/WEATHER.........PARTLY SUNNY IN THE MORNING...THEN MOSTLY
                    CLOUDY WITH A SLIGHT CHANCE OF RAIN AND SNOW
                    SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....40 TO 44.
MIN HUMIDITY........50 TO 55 PERCENT.
WIND - EYE LEVEL....SOUTHWEST 7 TO 11 MPH...BECOMING NORTH 10 TO 14 MPH
                    WITH GUSTS TO 24 MPH AFTER 2 PM.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......6500 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 20 MPH.
VENTILATION INDEX...1300 EXCELLENT.

.SUNDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW
                    SHOWERS IN THE EVENING.
MIN TEMPERATURE.....27 TO 32.
MAX HUMIDITY........95 TO 100 PERCENT.
WIND - EYE LEVEL....NORTH 8 TO 12 MPH WITH GUSTS TO 20 MPH IN THE
                    EVENING...THEN DOWNSLOPE 3 TO 5 MPH AFTER MIDNIGHT.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WIND......NORTH AROUND 8 MPH.
VENTILATION INDEX...160 POOR.

.LABOR DAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....48 TO 53.
MIN HUMIDITY........35 TO 40 PERCENT.
WIND - EYE LEVEL....WEST UP TO 4 MPH IN THE MORNING...SHIFTING TO
                    THE SOUTH 4 TO 7 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......5500 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 10 MPH.
VENTILATION INDEX...550 GOOD.

$$
FORECASTER...THIMMESCH
REQUESTED BY...CHRIS CHOURNOS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100904.HURD_.03/BOI