FNUS76 KOTX 190218
FWSOTX

SPOT FORECAST FOR TUMWATER CAYNON...USFS
NATIONAL WEATHER SERVICE SPOKANE WA
718 PM PDT THU AUG 18 2011

FORECAST IS BASED ON REQUEST TIME OF 1903 PDT ON AUGUST 18.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

THE PRESSURE GRADIENT ACROSS THE CASCADES HAS WEAKENED CONSIDERABLY
SINCE YESTERDAY...AND THE WIND WILL BE MAINLY TERRAIN DRIVEN
TONIGHT...AND FRIDAY. RELATIVE HUMIDITY LEVELS ON FRIDAY WILL
GENERALLY BE ON THE ORDER OF A FEW PERCENT LOWER THAN THURSDAY AS
TEMPERATURES CLIMB ROUGHLY 5 DEGREES.  IT SEEMS LIKELY THAT NO
SYSTEM OF ANY CONSEQUENCE WILL AFFECT THE FIRE UNTIL EARLY NEXT
WEEK...HOWEVER TEMPERATURES WILL CONTINUE TO WARM THROUGH THE
WEEKEND.

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....85.
MIN HUMIDITY........17 PERCENT.
WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 4 TO 6 MPH IN THE EARLY
                    MORNING BECOMING UPSLOPE/UPVALLEY 2 TO 5 MPH IN
                    THE AFTERNOON.
MIXING HEIGHT.......NEAR SURFACE IN THE MORNING...BECOMING 8000 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST 3 TO 7 MPH.
HAINES INDEX........3 VERY LOW.

$$
FORECASTER...FRIES
REQUESTED BY...JOSH NORTHRUP
TYPE OF REQUEST...WILDFIRE
.TAG 20110818.TUMWA.01/OTX