FNUS76 KOTX 112258
FWSOTX

SPOT FORECAST FOR YAKIMA COMPLEX SOUTH...WAIIMT#1
NATIONAL WEATHER SERVICE SPOKANE WA
358 PM PDT TUE SEP 11 2012

FORECAST IS BASED ON REQUEST TIME OF 1457 PDT ON SEPTEMBER 11.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
TODAY WILL BE THE COOLEST DAY OF THE NEXT SEVEN DAYS FOR THE FIRE.
HIGH PRESSURE BUILDING WILL ALLOW FOR GRADUAL WARMING AND
DRYING WHICH WILL WILL PEAK FRIDAY. LATE THURSDAY THE AIR OVER
THE FIRE WILL BE UNSTABLE AND ALLOW FOR INCREASE IN ACTIVE FIRE
BEHAVIOR...SIMILAR TO WHEN THE HAINES INDEX APPROACHES SIX.
A WIND FROM THE WEST WILL PICK UP ON FRIDAY AND COOLING
WILL OCCUR SATURDAY AND SUNDAY AS DRY COLD FRONTS PASS OVER
THE FIRE. NO RAIN IS EXPECTED ON THE FIRE FOR THE NEXT SEVEN
TO TEN DAYS. ADDITIONALLY TONIGHT WILL BE QUITE COOL SO ACCESS
TO WARM PERSONAL PROTECTIVE EQUIPMENT MIGHT BE SOMETHING TO
PLAN FOR.

.WEDNESDAY...

SKY/WEATHER.........SUNNY AND SMOKY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....74.
MIN HUMIDITY........17 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY WINDS 5 TO 8 MPH.
MIXING HEIGHT.......1500 FT AGL IN THE MORNING INCREASING TO 3500
                    FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....EAST 5 TO 10 MPH.
LAL.................1.
HAINES INDEX........4 LOW IN THE MORNING BECOMING 5 MODERATE IN THE AFTERNOON.

.WEDNESDAY NIGHT...

SKY/WEATHER.........CLEAR AND SMOKY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....34.
MAX HUMIDITY........82 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS 1 TO 3 MPH.
MIXING HEIGHT.......3500 FT AGL IN THE EVENING DECREASING TO 1000
                    FT AGL OVERNIGHT.
TRANSPORT WINDS.....NORTHEAST 3 TO 7 MPH.
LAL.................1.
HAINES INDEX........5 MODERATE.


OUTLOOK:
LOW TEMPERATURES IN THE MID 30S TO MID 40S. HIGH TEMPS 70-80.
NIGHTTIME RH RECOVERIES SHOULD BE GOOD, GENERALLY 80% OR HIGHER.

.THURSDAY...HAINES REMAINS MODERATE AT 5...POSSIBLY NEAR 6 LATE IN
THE DAY. MIN RH AROUND 20%. UPSLOPE/UPVALLEY WINDS 6 TO 10 MPH.
.FRIDAY...MIN RH AROUND 20%. WINDS BECOMING WEST 5 TO 10 MPH.
.SATURDAY AND SUNDAY...WEST TO NORTHWEST WINDS 10 TO 12 MPH WITH
GUSTS TO 15 TO 20 MPH. MIN RH'S HIGHER, AROUND 30-35%.
.MONDAY...MIN RH AROUND 25%.


$$
FORECASTER...LN
REQUESTED BY...JOE BLAZEK
TYPE OF REQUEST...WILDFIRE
.TAG 20120911.YAKIM.02/OTX