FNUS76 KSTO 161507
FWSSTO

SPOT FORECAST FOR PINECREST FIRE...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE SACRAMENTO CA
807 AM PDT THU SEP 16 2010

FORECAST IS BASED ON REQUEST TIME OF 0711 PDT ON SEPTEMBER 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SIMILAR TO SLIGHTLY WARMER CONDITIONS TODAY VERSUS YESTERDAY AS
WEAK HIGH PRESSURE REMAINS IN CONTROL. WEATHER PATTERN BEGINS TO
CHANGE FRIDAY AS AN UPPER LOW APPROACHES CALIFORNIA. FRIDAY THE
BURN SITE SHOULD SEE INCREASING CLOUDS WITH SLIGHTLY COOLER TEMPS
AND INCREASING RIDGETOP WINDS. BREEZY WINDS WILL CONTINUE THROUGH
THE WEEKEND WITH A CHANCE OF RAIN LATE SATURDAY INTO SUNDAY.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....61-65.
MIN HUMIDITY........20-25 PERCENT INCREASING TO 25-30 PERCENT IN THE
                    AFTERNOON.
WIND (20 FT)........
   SLOPE/VALLEY.....EAST WINDS 3 TO 6 MPH SHIFTING TO THE
                    SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.
   RIDGETOP.........SOUTH 6 TO 12 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......LESS THAN 500 FT AGL INCREASING TO 5000 FT AGL
                    BY MIDDAY.
MIXING WINDS........SOUTH 5 TO 11 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....45-50.
MAX HUMIDITY........50-60 PERCENT IN THE EVENING...DECREASING TO
                    30-40 PERCENT LATE IN THE EVENING AND OVERNIGHT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTHWEST WINDS 5 TO 10 MPH BECOMING EAST 3 TO 6
                    MPH BY LATE EVENING.
   RIDGETOP.........EAST 3 TO 7 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......4000 FT AGL DECREASING TO LESS THAN 500 FT AGL
                    BY LATE EVENING.
MIXING WINDS........EAST 3 TO 6 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
MAX TEMPERATURE.....58-63.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....EAST WINDS 3 TO 6 MPH BECOMING SOUTHWEST 7 TO
                    14 MPH IN THE AFTERNOON.
   RIDGETOP.........SOUTH 10 TO 18 MPH.
CWR.................00 PERCENT.
LAL.................1.
MIXING HEIGHT.......LESS THAN 500 FT AGL INCREASING TO 5500 FT BY
                    MIDDAY.
MIXING WINDS........SOUTH 8 TO 16 MPH.


FORECASTER...TGD
REQUESTED BY...SUMMIT FUM LEAD
REASON FOR REQUEST...WILDFIRE
.TAG 20100916.PINEC.01/STO

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