FNUS76 KSTO 302346
FWSSTO

SPOT FORECAST FOR PONDEROSA FIRE 12CATGU006696...CAL FIRE
NATIONAL WEATHER SERVICE SACRAMENTO CA
446 PM PDT THU AUG 30 2012

FORECAST IS BASED ON REQUEST TIME OF 1535 PDT ON AUGUST 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
LOW PRESSURE TROUGH OFF THE COAST WILL BRING A SLIGHT COOLING TREND
WITH A LITTLE INCREASE IN SOUTHWEST WIND OVER THE FIRE SITE TODAY
AND TONIGHT. THE SOUTHWEST FLOW WILL BE DRY OVER THE FIRE SITE...
BUT SLIGHTLY COOLER TEMPERATURES WILL ACCOUNT FOR A SLIGHT RISE IN
HUMIDITY TODAY...TONIGHT AND SATURDAY. RISING TEMPERATURES AND LOWER
HUMIDITY RETURN ON SUNDAY.


.TODAY (FRIDAY)...

SKY/WEATHER.........SUNNY. AREAS OF SMOKE.
MAX TEMPERATURE.....84-89.
MIN HUMIDITY........12-17 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....EAST TO SOUTHEAST LESS THAN 4 MPH BECOMING
                    SOUTHWEST 5 TO 10 MPH WITH LOCAL GUSTS UP TO
                    15 MPH IN THE AFTERNOON.
   RIDGETOP.........SOUTH 5 TO 10 MPH BECOMING SOUTHWEST 10 TO
                    15 MPH WITH LOCAL GUSTS UP TO 20 MPH.
MIXING HEIGHT.......RISING TO 7000 FT AGL.
MIXING WINDS........SOUTH 5 TO 10 MPH IN THE MORNING BECOMING
                    SOUTHWEST 10 TO 15 MPH.


.TONIGHT (FRIDAY NIGHT)...

SKY/WEATHER.........MOSTLY CLEAR. AREAS OF SMOKE.
MIN TEMPERATURE.....51-57.
MAX HUMIDITY........35-40 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTHWEST 5 TO 10 MPH BECOMING SOUTHEAST
                    UP TO 5 MPH AFTER MIDNIGHT.
   RIDGETOP.........SOUTH 6 TO 12 MPH BECOMING SOUTHEAST 5 TO 10 MPH
                    AFTER MIDNIGHT.
MIXING HEIGHT.......LOWERING TO NEAR GROUND LEVEL.
MIXING WINDS........SOUTH 5 TO 10 MPH BECOMING SOUTHEAST 4 TO 8 MPH.

FORECASTER...JHM
REQUESTED BY...ROB DAUGHERTY  SITL
REASON FOR REQUEST...WILDFIRE
.TAG 20120830.PONDE.01/STO

$$