FNUS76 KSTO 181717
FWSSTO

SPOT FORECAST FOR SAC  NWR PILE...U.S. FISH & WILDLIFE SERVICE
NATIONAL WEATHER SERVICE SACRAMENTO CA
1017 AM PDT MON OCT 18 2010

FORECAST IS BASED ON IGNITION TIME OF 1015 PDT ON OCTOBER 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

#309-2010

.DISCUSSION...
UPPER LEVEL LOW WILL DRIFT SOUTHWARD ALONG THE COAST TODAY WITH
SOME FOG AND LOW CLOUDS THIS MORNING. DRIER AND WARMER CONDITIONS
WILL PREVAIL THIS AFTERNOON. LIGHT NORTHWEST TO NORTH WIND THIS
MORNING WILL SHIFT TO A SOUTHERLY FLOW LATER TODAY. THESE TRENDS
WILL CONTINUE INTO THURSDAY. ANOTHER SERIES OF SYSTEMS MAY
APPROACH NORTHERN CALIFORNIA LATER THIS WEEK AND WEEKEND, BRINGING
THE RETURN OF COOLER TEMPERATURES AND UNSETTLED WEATHER TO
NORTHERN CALIFORNIA.

.TODAY...

SKY/WEATHER.........PATCHY FOG AND LOW CLOUDS OVER EASTERN EDGE TO
    DISSIPATE BY 1100 AM. PARTLY CLOUDY.
MAX TEMPERATURE.....80-84.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....LIGHT WINDS BECOMING SOUTHEAST 3 TO 6 MPH IN THE
    AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......LESS THAN 500 FT AGL INCREASING TO 7000 FT AGL.
MIXING WINDS........NORTHEAST 7 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR WITH MORNING PATCH FOG TO SOUTHEAST
    AROUND SUTTER BUTTES.
MIN TEMPERATURE.....49-53.
MAX HUMIDITY........75-80 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHWEST WINDS 1 TO 5 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......7000 FT AGL DECREASING TO LESS THAN 500 FT AGL
    EARLY IN THE EVENING.
MIXING WINDS........NORTHEAST 5 MPH.

.TUESDAY...

SKY/WEATHER.........MORNING PATCHY FOG TO SOUTHEAST AROUND SUTTER
    BUTTES BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....85-89.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTH WINDS 3 TO 6 MPH BECOMING SOUTHEAST 3 TO
    6 MPH LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......LESS THAN 500 FT AGL INCREASING TO 7000 FT AGL
                    EARLY IN THE AFTERNOON.
MIXING WINDS........NORTHEAST 8 MPH.


FORECASTER...JCLAPP
REQUESTED BY...TONY ARENDT
REASON FOR REQUEST...PRESCRIBED
.TAG 20101018.SACNW.01/STO

$$