FNUS76 KSTO 292255
FWSSTO

SPOT FORECAST FOR SUMMIT FIRE...NPS
NATIONAL WEATHER SERVICE SACRAMENTO CA
355 PM PDT THU SEP 29 2011

FORECAST IS BASED ON REQUEST TIME OF 1524 PDT ON SEPTEMBER 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE IS BRINGING ONE MORE WARM DAY TODAY. THIS SYSTEM
WILL BEGIN TO EXIT ON FRIDAY WITH A LOW PRESSURE SYSTEM
APPROACHING. THIS WILL BRING A COOLING TREND WITH INCREASING WINDS AND
HIGHER HUMIDITY LEVELS BY TOMORROW AFTERNOON. WINDS WILL DECREASE
BY LATE THIS EVENING AND THEN INCREASE FRIDAY MORNING...BECOMING GUSTY OVER
RIDGES BY THE AFTERNOON. WINDS MAY STAY UP SOME OVERNIGHT AND BECOME
GUSTY AGAIN SATURDAY AFTERNOON/EVENING.

.TONIGHT...

MAX HUMIDITY........62-67 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTH WINDS 3 TO 6 MPH SHIFTING TO THE
                    EAST 2 TO 5 MPH AFTER MIDNIGHT.
   RIDGETOP.........SOUTHEAST 4 TO 8 MPH WITH GUSTS TO 15 MPH IN THE
                    EARLY EVENING SHIFTING TO THE SOUTH AND
                    DECREASING TO 3 TO 6 MPH.
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....42-47.
MIXING HEIGHT.......6700 FT AGL DECREASING TO 500 FT AGL EARLY
                    IN THE EVENING.
MIXING WINDS........SOUTH 4 TO 7 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTH WINDS 3 TO 6 MPH INCREASING TO 5 TO 10
                    MPH WITH LOCAL GUSTS UP TO 16 MPH IN THE
                    AFTERNOON.
   RIDGETOP.........SOUTHWEST 5 TO 10 MPH INCREASING TO 7 TO 15 MPH
                    WITH LOCAL GUSTS UP TO 30 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......300-500 FT AGL INCREASING TO 8000 FT AGL
                    LATE IN THE AFTERNOON.
MIXING WINDS........SOUTH 8 TO 16 MPH.


FORECASTER...EK
REQUESTED BY...ERIC HENSEL
REASON FOR REQUEST...WILDFIRE
.TAG 20110929.SUMMI.01/STO

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