Expires:201208180015;;297107
FPUS56 KSTO 171202
ZFPSTO
FIRE WEATHER PLANNING FORECAST FOR INTERIOR NORTHERN CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
500 AM PDT FRI AUG 17 2012
...ISOLATED TO SCATTERED THUNDERSTORMS POSSIBLE OVER THE HIGHER 
ELEVATIONS TODAY AND SATURDAY...
.DISCUSSION...HIGH PRESSURE OVER THE WEST COAST WILL BRING ABOVE 
NORMAL TEMPERATURES AND RELATIVELY LOW HUMIDITY AGAIN TODAY. 
SOUTHERLY FLOW ALOFT WILL BEGIN BRINGING MONSOON MOISTURE NORTHWARD 
INTO THE AREA THIS AFTERNOON. THIS WILL BRING A THREAT OF 
THUNDERSTORMS OVER THE HIGHER TERRAIN THIS AFTERNOON. ANY 
THUNDERSTORMS ARE EXPECTED TO CONTAIN AT LEAST SOME RAINFALL. THE 
MOUNTAIN THUNDERSTORM THREAT IS EXPECTED TO CONTINUE THROUGH 
SATURDAY. AN UPPER LEVEL LOW OFF THE COAST IS FORECAST TO PUSH INTO 
THE PACIFIC NORTHWEST ON SUNDAY. THIS WILL BRING A MORE STABLE 
SOUTHWEST FLOW ACROSS THE REGION PUSHING MONSOON MOISTURE EASTWARD 
OUT OF THE AREA AND ENDING THE MOUNTAIN THUNDERSTORMS. DRY AND 
STABLE CONDITIONS ARE EXPECTED FOR THE EARLY PART OF NEXT WEEK. 

CAZ266-180015-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
500 AM PDT FRI AUG 17 2012
.TODAY...
SKY/WEATHER..............MOSTLY SUNNY IN THE MORNING THEN BECOMING 
                         PARTLY CLOUDY. 
MAX TEMPERATURE..........92-102. 
   24 HR TREND...........LITTLE CHANGE. 
MIN HUMIDITY.............15-25 PERCENT. 
   24 HR TREND...........LITTLE CHANGE. 
20-FOOT WINDS............ 
    VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH. 
    RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 10 MPH. 
LAL......................1. 
CWR......................0 PERCENT. 
.TONIGHT...
SKY/WEATHER..............PARTLY CLOUDY WITH ISOLATED SHOWERS AND 
                         THUNDERSTORMS. 
MIN TEMPERATURE..........73-78 LOWER ELEVATIONS...EXCEPT 67-73 
                         HIGHER ELEVATIONS. 
   24 HR TREND...........LITTLE CHANGE. 
MAX HUMIDITY.............51-66 PERCENT. 
   24 HR TREND...........5 TO 10 PERCENT UP. 
20-FOOT WINDS............ 
    VALLEYS/LWR SLOPES...DRAINAGE WINDS UP TO 5 MPH. 
    RIDGES/UPR SLOPES....SOUTHWEST WINDS UP TO 7 MPH IN THE EVENING 
                         BECOMING VARIABLE UP TO 5 MPH. 
LAL......................2 DECREASING TO 1 AFTER MIDNIGHT. 
CWR......................0 PERCENT. 
.SATURDAY...
SKY/WEATHER..............MOSTLY CLOUDY IN THE MORNING THEN BECOMING 
                         PARTLY CLOUDY. ISOLATED SHOWERS AND 
                         THUNDERSTORMS IN THE MORNING. 
MAX TEMPERATURE..........87-97. 
MIN HUMIDITY.............18-33 PERCENT. 
20-FOOT WINDS............ 
    VALLEYS/LWR SLOPES...UPSLOPE WINDS UP TO 5 MPH BECOMING 
                         SOUTHWEST UP TO 7 MPH IN THE AFTERNOON. 
    RIDGES/UPR SLOPES....VARIABLE WINDS UP TO 10 MPH BECOMING 
                         SOUTHWEST UP TO 10 MPH IN THE AFTERNOON. 
LAL......................2 DECREASING TO 1 LATE IN THE MORNING. 
CWR......................0 PERCENT. 
$$