FNUS76 KSTO 121246
FWSSTO

SPOT FORECAST FOR SAND BAR FLAT...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE SACRAMENTO CA
546 AM PDT THU MAY 12 2011

#94-2011

FORECAST IS BASED ON IGNITION TIME OF 1000 PDT ON MAY 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL BUILD OVER THE BURN SITE TODAY PROVIDING UPSLOPE
OR SOUTHWEST FLOW OVER THE AREA...ALONG WITH DRY AND SLIGHTLY WARMER
CONDITIONS THAN YESTERDAY. UPPER TROUGH DEEPENS OFFSHORE ON FRIDAY
WITH INCREASING SOUTHERLY FLOW OVER THE AREA BY AFTERNOON. THIS TROUGH
IS FORECAST TO MOVE INLAND LATER IN THE WEEKEND CAUSING MUCH COOLER
AND SHOWERY WEATHER.


.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....68-72.
MIN HUMIDITY........27-33 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHWEST LESS THAN 3 MPH THIS MORNING BECOMING
                    SOUTHWEST 2 TO 5 MPH WITH GUSTS TO 12 MPH IN
                    THE AFTERNOON.
   RIDGETOP.........SOUTHWEST UP TO 5 MPH INCREASING TO 10 TO 15 MPH
                    THIS AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 3000 TO 4000 FT AGL.
MIXING WINDS........SOUTHWEST 8 TO 12 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....44-49.
MAX HUMIDITY........87-92 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....BECOMING NORTHEAST TO EAST 3 TO 7 MPH.
   RIDGETOP.........SOUTHWEST 5 TO 10 MPH BECOMING SOUTH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......LOWERING TO GROUND LEVEL.
MIXING WINDS........BECOMING SOUTHEAST 4 TO 8 MPH.


FORECASTER...JHM
REQUESTED BY...KENDALL JEWETT
REASON FOR REQUEST...PRESCRIBED
.TAG 20110512.SANDB.01/STO

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