FNUS75 KBOI 061351
FWSBOI

SPOT FORECAST FOR FIRE SCHOOL PILES...SAWTOOTH NF
NATIONAL WEATHER SERVICE BOISE ID
751 AM MDT THU JUN 6 2013

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON JUNE 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...ABOVE NORMAL TEMPERATURES NEXT SEVERAL DAYS......

.DISCUSSION...
A WEAK UPPER TROUGH MOVING ACROSS WASHINGTON AND THE IDAHO PANHANDLE
TODAY WILL SUPPRESS THE UPPER RIDGE SLIGHTLY BOTH TODAY AND FRIDAY.
THIS TROUGH WILL HELP BRING A SLIGHT RISK OF THUNDERSTORMS TO THE
BURN UNIT THIS AFTERNOON AND EARLY EVENING. UPVALLEY WINDS THIS
AFTERNOON WILL SHIFT TO THE NORTH TO NORTHWEST BY FRIDAY AFTERNOON
AND BECOME GUSTY AS THE SECOND TROUGH MOVES EAST OF THE BURN AREA.
THE HEAT WILL CONTINUE THROUGH THE WEEKEND AS THE UPPER RIDGE BRIEFLY
ESTABLISHES ITSELF OVER NEVADA SATURDAY.


.TODAY...

SKY/WEATHER.........SUNNY IN THE MORNING...THEN PARTLY SUNNY WITH
                    ISOLATED SHOWERS AND THUNDERSTORMS IN THE
                    AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT.
MAX TEMPERATURE.....75 TO 81.
MIN HUMIDITY........18 TO 23 PERCENT.
WIND - EYE LEVEL....UPSLOPE 1 TO 3 MPH THIS MORNING BECOMING UPVALLEY
                    3 TO 6 MPH THIS AFTERNOON.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WIND......WEST AROUND 15 MPH.
VENTILATION INDEX...1000 EXCELLENT.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY WITH ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING...THEN PARTLY
                    CLOUDY AFTER MIDNIGHT. CHANCE OF PRECIPITATION
                    20 PERCENT.
MIN TEMPERATURE.....44 TO 50.
MAX HUMIDITY........60 TO 85 PERCENT.
WIND - EYE LEVEL....DOWNSLOPE/DOWNVALLEY 1 TO 4 MPH AFTER SUNSET.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......900 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 5 MPH.
VENTILATION INDEX...45 POOR.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....70 TO 78.
MIN HUMIDITY........24 TO 31 PERCENT.
WIND - EYE LEVEL....LIGHT UPSLOPE 1 TO 2 MPH BECOMING NORTHWEST 5 TO 9 MPH WITH
                    GUSTS UP TO 15 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......5500 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 20 MPH.
VENTILATION INDEX...1100 EXCELLENT.

$$
FORECASTER...REDMAN
REQUESTED BY...DAVIS
TYPE OF REQUEST...PRESCRIBED
.TAG 20130606.FIRES.03/BOI