FNUS75 KBOI 180423
FWSBOI

SPOT FORECAST FOR KARNEY...IDAHO DEPARTMENT OF LANDS
NATIONAL WEATHER SERVICE BOISE ID
1023 PM MDT MON SEP 17 2012

FORECAST IS BASED ON REQUEST TIME OF 2158 MDT ON SEPTEMBER 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...CONTINUED VERY DRY AND WARM...

.DISCUSSION...
AN INTENSE RIDGE OF HIGH PRESSURE ALOFT BUILDING OVER THE REGION
WILL CONTINUE TO PRODUCE STAGNANT CONDITIONS OVER THE NEXT SEVERAL DAYS.
IN THIS PATTERN...VERY DRY AND WARM CONDITIONS WILL PREVAIL WITH ONLY
MODERATE NIGHT TIME RH RECOVERY AND LOW AFTERNOON RH. HIGH TEMPERATURES
WILL AVERAGE ABOUT 8 TO 10 DEGREES ABOVE NORMAL FOR THIS TIME OF YEAR.
AS FOR WINDS...THE STRONGEST AND MOST SIGNIFICANT WINDS WILL OCCUR LATE
NIGHT AND EARLY MORNING DUE TO DRAINAGE FROM THE ROBIE CREEK AND LUCKY
PEAK AREAS DOWN TOWARD THE LOWER ELEVATIONS. THE EARLIEST CHANCE FOR ANY
PRECIPITATION IS NEXT SUNDAY.

.REST OF TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....44 TO 55.
MAX HUMIDITY........22 TO 32 PERCENT.
WIND - EYE LEVEL....NORTHWEST 3 TO 6 MPH IN THE EVENING...SHIFTING
                    TO THE NORTHEAST 5 TO 9 MPH AFTER MIDNIGHT.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......700 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 5 MPH.
VENTILATION INDEX...35 POOR.

.TUESDAY...

SKY/WEATHER.........SUNNY. WARM.
MAX TEMPERATURE.....78 TO 83.
MIN HUMIDITY........11 TO 16 PERCENT.
WIND - EYE LEVEL....NORTHEAST 5 TO 9 MPH IN THE MORNING...SHIFTING
                    TO THE NORTHWEST 4 TO 6 MPH IN THE AFTERNOON.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......5500 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 5 MPH.
VENTILATION INDEX...275 FAIR.

.OUTLOOK PERIOD...
CONTINUED WARM AND DRY WITH LITTLE DAILY CHANGE IN TEMPS...RH OR WINDS.
NO CHANGE IN THE SYNOPTIC PATTERN WITH HIGH PRESSURE ALOFT STATIONARY
OVER THE REGION.

$$
FORECASTER...SKARI
REQUESTED BY...DAN CHRISTMAN
TYPE OF REQUEST...WILDFIRE
.TAG 20120917.KARNE.01/BOI