FNUS76 KSTO 291255
FWSSTO

SPOT FORECAST FOR PONDEROSA FIRE 12CATGU006696...CAL FIRE
NATIONAL WEATHER SERVICE SACRAMENTO CA
555 AM PDT WED AUG 29 2012

FORECAST IS BASED ON REQUEST TIME OF 0508 PDT ON AUGUST 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE OVER THE REGION WILL BRING WARM AND VERY DRY
CONDITIONS TO THE FIRE AREA OVER THE NEXT COUPLE OF DAYS. DAYTIME MINIMUM
HUMIDITY WILL DROP TO THE SINGLE DIGITS WITH ONLY POOR OVERNIGHT RECOVERY.
WINDS WILL REMAIN MAINLY TERRAIN DRIVEN ON THE SLOPES HOWEVER UNDER RELATIVELY
LIGHT GENERAL WINDS. A WEAK TROUGH PASSING TO THE NORTH ON FRIDAY WILL BRING
SLIGHTLY STRONGER SOUTHWEST RIDGE WINDS BUT ALSO A SMALL INCREASE IN
HUMIDITY.

.TODAY...

SKY/WEATHER.........SUNNY. AREAS OF SMOKE.
MAX TEMPERATURE.....86-91.
MIN HUMIDITY........6-11 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....DOWNSLOPE TO DOWNCANYON TO 4 MPH BECOMING UPSLOPE
                    TO UPCANYON 1 TO 5 MPH AFTER ABOUT 1000 WITH GUSTS
                    TO 10 MPH IN THE AFTERNOON.
   RIDGETOP.........NORTHEAST 1 TO 5 MPH IN THE MORNING BECOMING
                    SOUTHWEST 3 TO 5 MPH AFTER ABOUT 1000 WITH GUSTS
                    TO 12 MPH IN THE AFTERNOON.
LAL.................1.
MIXING HEIGHT.......INCREASING TO AROUND 5000 FEET AGL
                    LATE IN THE MORNING.
MIXING WINDS........SOUTH 5 TO 10 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR. AREAS OF SMOKE.
MIN TEMPERATURE.....55-60.
MAX HUMIDITY........35-40 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....BECOMING DOWNSLOPE/DOWNCANYON TO 4 MPH AFTER ABOUT
                    2000.
   RIDGETOP.........BECOMING NORTHEAST TO EAST 2 TO 5 MPH AFTER ABOUT
                    2000.
LAL.................1.
MIXING HEIGHT.......DECREASING TO BELOW 500 FEET AGL EARLY
                    IN THE EVENING.
MIXING WINDS........NORTHEAST TO 5 MPH.

.THURSDAY...

SKY/WEATHER.........SUNNY. AREAS OF SMOKE.
MAX TEMPERATURE.....85-90.
MIN HUMIDITY........7-12 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....BECOMING UPSLOPE TO UPCANYON AFTER ABOUT 1000 2 TO 5
                    MPH WITH GUSTS TO 10 MPH.
   RIDGETOP.........BECOMING SOUTHWEST AFTER 1000 4 TO 6 MPH WITH GUSTS
                    TO 13 MPH IN THE AFTERNOON.
LAL.................1.
MIXING HEIGHT.......INCREASING TO AROUND 5000 FEET AGL
                    LATE IN THE MORNING.
MIXING WINDS........SOUTH 6 TO 11 MPH.


FORECASTER...SMITH
REQUESTED BY...ROB DAUGHERTY
REASON FOR REQUEST...WILDFIRE
.TAG 20120829.PONDE.01/STO

$$