FNUS76 KSTO 221041
FWSSTO

SPOT FORECAST FOR PREP BURN...CAL FIRE
NATIONAL WEATHER SERVICE SACRAMENTO CA
341 AM PDT WED MAY 22 2013

FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON MAY 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...BREEZY WEST WINDS WILL CONTINUE TODAY AS A LOW PRESSURE
SYSTEM MOVES INTO THE PACIFIC NORTHWEST. A MORE NORTHWESTERLY FLOW
TODAY WILL BRING LOWER HUMIDITY DESPITE THE EXPECTED COOLER
TEMPERATURES. A RETURN TO SOUTHWEST WIND IS EXPECTED ON THURSDAY.
THIS SHOULD BRING A SLIGHT MODERATION IN DAYTIME HUMIDITY.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....72-77.
MIN HUMIDITY........11-16 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHWEST WINDS 6 TO 12 MPH.
   RIDGETOP.........NORTHWEST 6 TO 12 MPH GUSTS TO 18 MPH.
MIXING HEIGHT.......INCREASING TO 5300-6000 FT
                    AGL .
MIXING WINDS........NORTHWEST 6 TO 13 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....47-52.
MAX HUMIDITY........75-80 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHWEST WINDS 5 TO 10 MPH IN THE EVENING
                    BECOMING LIGHT.
   RIDGETOP.........NORTHWEST 6 T0 12 MPH BECOMING NORTHERLY TO 5 MPH
                    AFTER MIDNIGHT.
MIXING HEIGHT.......DECREASING TO BELOW 500 FEET AFTER SUNSET.
MIXING WINDS........WEST 5 TO 10 MPH.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....72-77.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....BECOMING SOUTHWEST 4 TO 9 MPH BY LATE MORNING.
   RIDGETOP.........BECOMING SOUTHWEST 5 TO 10 MPH BY LATE MORNING
                    WITH GUSTS TO 15 MPH BY AFTERNOON.
MIXING HEIGHT.......INCREASING TO 5000-6000 FT AGL.
MIXING WINDS........WEST 5 TO 10 MPH.


FORECASTER...SMITH
REQUESTED BY...SCOTT WATSON
REASON FOR REQUEST...PRESCRIBED
.TAG 20130522.PREPB.01/STO

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