FNUS76 KSTO 150226
FWSSTO

SPOT FORECAST FOR HAT CREEK COMPLEX...LASSEN NATIONAL FOREST
NATIONAL WEATHER SERVICE SACRAMENTO CA
726 PM PDT FRI AUG 14 2009

#199-09

FORECAST IS BASED ON REQUEST TIME OF 0924 PDT ON AUGUST 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...UPPER LEVEL TROUGH WILL BE MOVING ACROSS NEVADA ON
SATURDAY. THE TROUGH BROUGHT HIGHER HUMIDITIES WHICH ALLOWED FOR
AFTERNOON CUMULUS CLOUDS TO DEVELOP ON FRIDAY AS THE SUN WARMED THE
LAND. THIS WILL NOT BE THE CASE TODAY (SATURDAY) AS DRIER AND WARMER
CONDITIONS ARE EXPECTED BEHIND THE TROUGH. DRY NORTHWEST FLOW WILL
CONTINUE OVER THE AREA ON SUNDAY WITH RELATIVELY LIGHT WINDS AND
WARMER TEMPERATURES.


.TODAY (SATURDAY)...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....75 AT RIDGE TOP...80-83 LOWER SLOPES.
MIN HUMIDITY........14-19 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....DOWNSLOPE LESS THAN 3 MPH EARLY...BECOMING
                    NORTHEAST THEN NORTH 5 TO 10 MPH.
   RIDGETOP.........NORTHWEST TO NORTHEAST 8 TO 15 MPH IN THE
                    MORNING...DECREASING TO 5 TO 10 MPH LATE
                    AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 6500 TO 7500 FT AGL.
MIXING WINDS........NORTHWEST TO NORTHEAST AT 5 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....49-55 RIDGE TOP...55-60 LOWER SLOPES.
MAX HUMIDITY........38-46 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....NORTH TO NORTHEAST 4 TO 8 MPH BECOMING EAST
                    LESS THAN 3 MPH.
   RIDGETOP.........NORTHEAST 5 TO 10 MPH BECOMING SOUTHEAST
                    10 TO 15 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......LOWERING TO GROUND LEVEL.
MIXING WINDS........NORTHEAST AT 5 MPH BECOMING NORTHWEST.

.SUNDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....NEAR 80 RIDGE TOP...84-89 LOWER SLOPES.
MIN HUMIDITY........11-14 PERCENT.
WIND (20 FT)........
   SLOPE/VALLEY.....EAST LESS THAN 3 MPH EARLY MORNING...BECOMING
                    NORTH THEN NORTHWEST 3 TO 7 MPH.
   RIDGETOP.........SOUTHEAST 10 TO 15 MPH EARLY MORNING...BECOMING
                    VARIABLE OR NORTHWEST 4 TO 8 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......RISING TO 7000 FT AGL.
MIXING WINDS........SOUTHEAST 4 TO 8 MPH BECOMING VARIABLE OR
                    NORTHWEST LESS THAN 4 MPH LATE IN THE
                    AFTERNOON.


FORECASTER...JHM
REQUESTED BY...DOUG YOUNG
REASON FOR REQUEST...WILDFIRE
.TAG 20090814.HATCR.01/STO

$$