FNUS76 KSTO 180302
FWSSTO

SPOT FORECAST FOR BRIDGES...CAL FIRE
NATIONAL WEATHER SERVICE SACRAMENTO CA
802 PM PDT SAT AUG 17 2013

FORECAST IS BASED ON REQUEST TIME OF 1908 PDT ON AUGUST 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...FIRE WEATHER WATCH FOR LIGHTNING IN EFFECT FROM MONDAY MORNING
THROUGH WEDNESDAY EVENING...

.DISCUSSION...
UPPER LEVEL LOW PRESSURE OFF THE CALIFORNIA COAST IS BEGINNING TO
SPREAD MOISTURE NORTHWARD INTO INTERIOR NORTHERN CALIFORNIA.
MOISTURE AND INSTABILITY WILL CONTINUE TO INCREASE SUNDAY AND INTO
NEXT WEEK LEADING TO THE POTENTIAL FOR ISOLATED TO SCATTERED
THUNDERSTORMS IN THE AREA. ON SUNDAY AFTERNOON...ISOLATED THUNDER-
STORMS ARE POSSIBLE EAST OF THE FIRE SITE OVER THE HIGHER ELEVATION
OF THE SIERRA NEVADA. HOWEVER...LATE SUNDAY NIGHT AND MONDAY...
THE THUNDERSTORM POTENTIAL IS EXPECTED TO SPREAD IN THE VICINITY
OF THE FIRE SITE.


.TONIGHT...

SKY/WEATHER.........MAYBE A SPRINKLE IN THE VICINITY OF THE FIRE
                    SITE EARLY THIS EVENING...OTHERWISE MOSTLY
                    CLEAR.
MIN TEMPERATURE.....63-69.
MAX HUMIDITY........43-50 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHWEST WINDS UP TO 5 MPH BECOMING NORTH TO
                    NORTHEAST OR DOWNSLOPE UP TO 5 MPH LATER
                    TONIGHT.
   RIDGETOP.........NORTHWEST 5 TO 10 MPH IN THE EVENING BECOMING
                    VARIABLE LESS THAN 3 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......LOWERING TO NEAR GROUND LEVEL.
MIXING WINDS........NORTHWEST UP TO 5 MPH BECOMING VARIABLE LESS
                    THAN 3 MPH.

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY. LOOK FOR AFTERNOON CUMULUS
                    AND POSSIBLE THUNDERSTORMS DEVELOPING TO THE
                    EAST OF THE FIRE SITE MAINLY OVER HIGHER
                    TERRAIN.
MAX TEMPERATURE.....96-101.
MIN HUMIDITY........11-16 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....DOWNSLOPE LESS THAN 3 MPH BECOMING UPSLOPE OR
                    SOUTHWEST TO WEST 4 TO 7 MPH IN THE AFTERNOON.
   RIDGETOP.........VARIABLE LESS THAN 3 MPH BECOMING SOUTHWEST
                    TO NORTHWEST 6 TO 14 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 5000-6000 FT AGL.
MIXING WINDS........VARIABLE LESS THAN 3 MPH BECOMING WEST
                    4 TO 8 MPH.


FORECASTER...JHM/SHEN
REQUESTED BY...ANDREW MURPHY
REASON FOR REQUEST...WILDFIRE
.TAG 20130817.BRIDG.01/STO

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