FNUS76 KSTO 171323
FWSSTO

SPOT FORECAST FOR WHEATS...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
623 AM PDT FRI AUG 17 2012

FORECAST IS BASED ON REQUEST TIME OF 1637 PDT ON AUGUST 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...SOUTHERLY FLOW ALOFT WILL BRING MONSOON MOISTURE OVER THE
FIRE AREA TODAY. THIS WILL BRING A THREAT OF SHOWERS AND THUNDERSTORMS
THROUGH THE DAY AND INTO SATURDAY. ANY THUNDERSTORMS SHOULD CONTAIN SOME
RAINFALL. PRESSURE GRADIENTS UNDER THE WEST COAST UPPER RIDGE REMAIN LIGHT
SO IN THE ABSENCE OF THUNDERSTORM DOWNDRAFTS...WINDS WILL BE MAINLY TERRAIN
DOMINATED. THE WEAKENING RIDGE WILL BRING A LITTLE COOLING TODAY AND
SATURDAY WITH SLIGHTLY HIGHER HUMIDITY.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY IN THE MORNING WITH ISOLATED SHOWERS.
                    MOSTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS
                    IN THE AFTERNOON.
MAX TEMPERATURE.....81-85.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....LIGHT DOWNSLOPE TO 3 MPH IN THE MORNING SHIFTING TO THE
                    WEST 3 TO 8 MPH AFTER ABOUT 1000 WITH GUSTS TO 10 MPH
                    IN THE AFTERNOON.
   RIDGETOP.........LIGHT NORTHWEST TO 3 MPH IN THE MORNING BECOMING
                    SOUTHWEST 3 TO 6 GUSTS TO 10 MPH BY LATE MORNING.
CWR.................10 PERCENT INCREASING TO 30 PERCENT IN THE
                    AFTERNOON.
LAL.................3.
MIXING HEIGHT.......INCREASING TO 4000 TO 5000 FT AGL BY
                    LATE IN THE MORNING.
MIXING WINDS........LIGHT IN THE MORNING BECOMING WEST TO 10 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING...THEN ISOLATED
                    SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
MIN TEMPERATURE.....57-62.
MAX HUMIDITY........60-70 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SHIFTING TO THE DOWNSLOPE TO 3 MPH BY EARLY EVENING.
   RIDGETOP.........BECOMING NORTHERLY TO 4 MPH BY EARLY EVENING.
CWR.................30 PERCENT.
LAL.................3.
MIXING HEIGHT.......DECREASING TO BELOW 500 FT AGL EARLY
                    IN THE EVENING.
MIXING WINDS........LIGHT NORTHERLY TO 5 MPH.

.SATURDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS.
MAX TEMPERATURE.....79-83.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SHIFTING TO THE WEST 3 TO 8 MPH AFTER ABOUT 1000
                    WITH GUSTS TO 10 MPH IN THE AFTERNOON.
   RIDGETOP.........BECOMING SOUTHWEST 3 TO 6 GUSTS TO 10 MPH BY LATE
                    MORNING.
CWR.................20 PERCENT.
LAL.................1.
MIXING HEIGHT.......INCREASING TO 4000-5000 FT AGL BY
                    LATE IN THE MORNING.
MIXING WINDS........BECOMING WEST TO 10 MPH.


FORECASTER...SMITH
REQUESTED BY...IC
REASON FOR REQUEST...WILDFIRE
.TAG 20120816.WHEAT.02/STO

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