FNUS76 KSTO 130215
FWSSTO

SPOT FORECAST FOR HAT CREEK COMPLEX...LASSEN NATIONAL FOREST
NATIONAL WEATHER SERVICE SACRAMENTO CA
715 PM PDT WED AUG 12 2009

FORECAST IS BASED ON REQUEST TIME OF 0557 PDT ON AUGUST 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

#188-09

.DISCUSSION...UPPER LEVEL TROUGH WILL APPROACH THE AREA TODAY
(THURSDAY)...AND WILL BE MOVING ACROSS THE AREA ON FRIDAY. THIS WILL
BRING COOLER TEMPERATURES...HIGHER HUMIDITIES BUT GUSTY SOUTHWEST
WINDS TO THE FIRE SITE UNTIL FRIDAY MORNING.

.TODAY (THURSDAY)...

SKY/WEATHER.........MOSTLY SUNNY. PATCHY SMOKE IN THE MORNING.
MAX TEMPERATURE.....78-83.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTH LESS THAN 5 MPH EARLY MORNING...BECOMING
                    SOUTHWEST 8 TO 15 MPH WITH LOCAL GUSTS TO
                    20 MPH IN THE AFTERNOON.
   RIDGETOP.........SOUTH 5 TO 10 MPH EARLY MORNING...BECOMING
                    SOUTHWEST 20 TO 25 MPH WITH GUSTS TO 30 MPH
                    IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 9000 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 5 MPH EARLY MORNING...
                    INCREASING TO 15 TO 20 MPH IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....NEAR 50.
MAX HUMIDITY........55-65 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....SOUTHWEST WINDS 8 TO 15 MPH WITH LOCAL GUSTS
                    TO 20 MPH IN THE EVENING...BECOMING NORTHEAST
                    TO EAST LESS THAN 5 MPH AFTER MIDNIGHT.
   RIDGETOP.........SOUTHWEST TO WEST 15 TO 25 MPH WITH LOCAL GUSTS
                    TO 30 MPH IN THE EVENING...BECOMING NORTHWEST
                    TO NORTHEAST 5 TO 10 MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......LOWERING TO GROUND LEVEL.
MIXING WINDS........SOUTHWEST TO WEST 12 TO 16 MPH BECOMING NORTH
                    LESS THAN 5 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........23-29 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTHEAST TO EAST WINDS 5 TO 10 MPH BECOMING
                    NORTHWEST IN THE AFTERNOON.
   RIDGETOP.........NORTH 6 TO 12 MPH BECOMING IN THE MORNING...
                    BECOMING NORTHWEST.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 8000 FT AGL.
MIXING WINDS........NORTH 5 TO 10 MPH.


FORECASTER...JHM
REQUESTED BY...DOUG YOUNG
REASON FOR REQUEST...WILDFIRE
.TAG 20090812.HATCR.01/STO

$$