FNUS76 KSTO 161554
FWSSTO

SPOT FORECAST FOR HAT CREEK COMPLEX...LASSEN NATIONAL FOREST
NATIONAL WEATHER SERVICE SACRAMENTO CA
854 AM PDT SUN AUG 16 2009

FORECAST IS BASED ON REQUEST TIME OF 0758 PDT ON AUGUST 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL BUILD INTO THE REGION TODAY AND INTO EARLY NEXT
WEEK WITH HOTTER AND DRIER CONDITIONS. NORTHERLY WINDS WILL WEAKEN
A BIT ON MONDAY...BUT MONDAY NIGHT AN UPPER LEVEL DISTURBANCE
MOVES OVER NE CAL. THIS WILL INCREASE NORTHEASTERLY WINDS MONDAY
NIGHT AND INTO TUESDAY.

.TODAY...

SKY/WEATHER.........SUNNY WITH ISOLATED CUMULUS TO SOUTH NEAR LASSEN
    PEAK.
MAX TEMPERATURE.....85-90.
MIN HUMIDITY........12-16 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHEAST WINDS 1-3 MPH BECOMING NORTHWEST/UPSLOPE
    3-6 MPH AFTER 1000 WITH GUSTS 10-15 MPH.
   RIDGETOP.........LIGHT NORTHEAST WINDS 1-3 MPH BECOMING NORTHWEST 3-6
    MPH AFTER 1000 THEN INCREASING TO 6-9 MPH WITH GUSTS
    12-18 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......LESS THAN 500 FT AGL INCREASING TO 9000 FT AGL BY
    1100.
MIXING WINDS........NORTH 5-10 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....45-50.
MAX HUMIDITY........40-45 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....EAST WINDS 1-3 MPH.
   RIDGETOP.........NORTHEAST 3-7 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......9000 FT AGL DECREASING TO LESS THAN 500 FT AGL AFTER
    SUNSET.
MIXING WINDS........NORTHEAST 3-7 MPH.

.MONDAY...

SKY/WEATHER.........SUNNY BECOMING PARTLY CLOUDY WITH ISOLATED CUMULUS.
MAX TEMPERATURE.....85-90.
MIN HUMIDITY........10-15 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHEAST WINDS 1-3 MPH BECOMING NORTHWEST/UPSLOPE
    3-6 MPH AFTER 1000 WITH GUSTS TO 10 MPH.
   RIDGETOP.........LIGHT NORTHEAST WINDS 1-3 MPH BECOMING NORTH 4-7
    MPH AFTER 1000 WITH GUSTS 8-12 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......LESS THAN 500 FT AGL INCREASING TO 10000 FT AGL.
MIXING WINDS........NORTHEAST 5-8 MPH.


FORECASTER...J CLAPP
REQUESTED BY...DOUG YOUNG
REASON FOR REQUEST...WILDFIRE
.TAG 20090816.HATCR.01/STO

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