FNUS76 KPQR 062357
FWSPQR

SPOT FORECAST FOR OPAL LAKE...USFS WNF
NATIONAL WEATHER SERVICE PORTLAND OR
457 PM PDT TUE AUG 6 2013

FORECAST IS BASED ON REQUEST TIME OF 1615 PDT ON AUGUST 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...INCREASING CHANCE FOR THUNDERSTORMS WEDNESDAY THROUGH FRIDAY...

.DISCUSSION...THE UPPER LEVEL RIDGE RESPONSIBLE FOR THE VERY
WARM AND DRY WEATHER THE PAST COUPLE DAYS WILL SHIFT SLIGHTLY
NORTH TOWARD WASHINGTON WEDNESDAY. THE THERMAL TROUGH WHICH HAS
BEEN ENHANCING INSTABILITY WILL SHIFT EAST OF THE CASCADES...
FOCUSING MORE ON THE MID-COLUMBIA BASIN AND EASTERN OREGON.
MEANWHILE AN UPPER LEVEL LOW PRESSURE SYSTEM OFF THE NORTHERN
CALIFORNIA COAST WILL DRIFT SLOWLY TOWARD OREGON THE NEXT FEW
DAYS...YIELDING AN INCREASING CHANCE OF SHOWERS AND THUNDERSTORMS
FROM THE SOUTH WEDNESDAY THROUGH FRIDAY. THE MARINE LAYER WILL
DEEPEN CONSIDERABLY WEST OF THE CASCADES WEDNESDAY NIGHT THROUGH
FRIDAY...WITH GUSTY WINDS LIKELY TO FUNNEL UP THE MIDDLE FORK
WILLAMETTE CANYON AND INTO THE FIRE AREA.


.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY. PATCHY SMOKE THROUGH THE DAY.
x09x09     CHANCE OF SHOWERS AND THUNDERSTORMS.
CWR (%).............20 PERCENT.
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........25-35 PERCENT.
WIND (20 FT)........UPSLOPE/UPCANYON 1 TO 4 MPH...BECOMING WEST
                     TO SOUTHWEST AND INCREASING TO 3 TO 6 MPH WITH
                     GUSTS UP TO 15 MPH IN THE AFTERNOON. WINDS GUSTY
x09x09     AND ERRATIC NEAR ANY THUNDERSTORMS.

TIME (PDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).........70     70     70     55     55     55
TEMP............52     55     66     71     74     73
RH..............55     55     45     33     30     30
20 FT WIND......CALM   VRB 1  SW 2   W 3    SW 3   SW 5
   MAX GUST.....              5      10     12     15
NOTE...MAX GUST ONLY REFERS TO WINDS WELL AWAY FROM ANY THUNDERSTORMS.


.WEDNESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
                     PATCHY SMOKE THROUGH THE NIGHT. CHANCE OF
                     SHOWERS AND THUNDERSTORMS...MAINLY IN THE
x09x09     EVENING.
CWR (%).............20 PERCENT.
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........70-80 PERCENT.
WIND (20 FT)........WEST TO SOUTHWEST 4 TO 6 MPH WITH EVENING GUSTS
                     TO 15 MPH...DIMINISHING OVERNIGHT. WINDS GUSTY
                     AND ERRATIC NEAR ANY THUNDERSTORMS.


.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY. PATCHY SMOKE THROUGH THE DAY.
                     CHANCE OF SHOWERS AND THUNDERSTORMS.
CWR (%).............20 PERCENT.
MAX TEMPERATURE.....72-75.
MIN HUMIDITY........25-35 PERCENT.
WIND (20 FT)........LIGHT WIND EARLY...INCREASING WEST TO SOUTHWEST
                     6 TO 12 MPH WITH GUSTS TO 25 MPH DEVELOPING IN
x09x09     THE AFTERNOON AND CONTINUING INTO THE EVENING.

$$
FORECASTER...WEAGLE
REQUESTED BY...LOVATO
REASON FOR REQUEST...WILDFIRE
.TAG 20130806.OPALL.02/PQR