FNUS76 KSTO 270226
FWSSTO

SPOT FORECAST FOR GRINDSTONE TYPE COVERSION...USFS MENDOCINON NF
NATIONAL WEATHER SERVICE SACRAMENTO CA
726 PM PDT TUE OCT 26 2010

#335-10

FORECAST IS BASED ON IGNITION TIME OF 1340 PDT ON OCTOBER 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL BUILD OVER THE BURN SITE TODAY (WEDNESDAY)
CAUSING WARMER AND DRIER WEATHER CONDITIONS. A LOW PRESSURE SYSTEM
DEVELOPING OFF THE CALIFORNIA COAST IS FORECAST TO BRING WETTING
RAIN AND STRONG RIDGE WINDS TO THE BURN SITE LATE TONIGHT AND
THURSDAY.


.TODAY (WEDNESDAY)...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....62-67.
MIN HUMIDITY........27-32 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHWEST WINDS 3 TO 7 MPH SHIFTING TO THE EAST
                    TO SOUTHEAST IN THE AFTERNOON.
   RIDGETOP.........SOUTHEAST TO SOUTHWEST 2 TO 6 MPH INCREASING TO
                    12 TO 20 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......RISING TO 2000 FT AGL.
MIXING WINDS........SOUTHEAST TO SOUTH 4 TO 8 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. RAIN LIKELY AFTER MIDNIGHT.
MIN TEMPERATURE.....43-48.
MAX HUMIDITY........HUMIDITY STEADILY RISING TO 87-92 PERCENT
                    THROUGH THE NIGHT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTHEAST WINDS 2 TO 5 MPH WITH GUSTS TO
                    10 MPH LATE.
   RIDGETOP.........SOUTH TO SOUTHWEST 20 TO 30 MPH.
CWR.................60 PERCENT.
MIXING HEIGHT.......LOWERING TO NEAR GROUND LEVEL.
MIXING WINDS........SOUTH 8 TO 12 MPH.

.THURSDAY...

SKY/WEATHER.........RAIN LIKELY.
MAX TEMPERATURE.....51-56.
MIN HUMIDITY........80-85 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTHEAST 5 TO 8 MPH.
   RIDGETOP.........SOUTH TO SOUTHWEST 20 TO 30 MPH.
CWR.................70 PERCENT.
MIXING HEIGHT.......500 TO 1000 FT AGL.
MIXING WINDS........SOUTH 6 TO 12 MPH.


FORECASTER...JHM
REQUESTED BY...JOE SEAN KENNEDY
REASON FOR REQUEST...PRESCRIBED
.TAG 20101026.GRIND.02/STO

$$