FNUS75 KBOI 232112
FWSBOI

SPOT FORECAST FOR FIRE SCHOOL RX...USFS
NATIONAL WEATHER SERVICE BOISE ID
312 PM MDT WED MAY 23 2012

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON MAY 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...COOL AND UNSETTLED THROUGH FRIDAY...

.DISCUSSION...
A BROAD AREA OF LOW PRESSURE OVER THE REGION WILL PROVIDE THE AREA
WITH COOL AND SHOWERY WEATHER THURSDAY AND FRIDAY...WITH SLOW
IMPROVEMENT FROM THE WEST AS WE GET INTO THE WEEKEND. IT APPEARS
THE WETTEST PERIOD WILL DEVELOP THURSDAY NIGHT AND FRIDAY AS A CLOSED
LOW PRESSURE SYSTEM MOVES DIRECTLY OVER THE AREA. IT WILL BECOME COLD
ENOUGH FOR SNOW SHOWERS ABOVE 5000 FEET. THE EXTENDED FORECAST IS DRIVER
AND WARMER BY SUNDAY BUT THIS WILL BE SLOW TO TAKE PLACE.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
                    SHOWERS.
MIN TEMPERATURE.....29 TO 34.
MAX HUMIDITY........88 TO 93 PERCENT.
WIND - EYE LEVEL....NORTHWEST 3 TO 9 MPH. GUSTS UP TO 14 MPH IN THE
                    EVENING.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 5 MPH.
VENTILATION INDEX...50 POOR.

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW
                    SHOWERS IN THE MORNING...THEN RAIN SHOWERS
                    LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS IN
                    THE AFTERNOON. CHANCE OF PRECIPITATION 60
                    PERCENT. NO SNOW ACCUMULATION.
MAX TEMPERATURE.....50 TO 57.
MIN HUMIDITY........29 TO 39 PERCENT...OUTSIDE OF SHOWERS.
WIND - EYE LEVEL....WEST AROUND 3 TO 7 MPH.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......9500 FT AGL.
TRANSPORT WIND......SOUTHWEST AROUND 10 MPH.
VENTILATION INDEX...950 EXCELLENT.

$$
FORECASTER...SKARI
REQUESTED BY...JASON BUTLER
TYPE OF REQUEST...PRESCRIBED
.TAG 20120524.FIRES.01/BOI