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fxus66 kpdt 162028 
afdpdt

Area forecast discussion
National Weather Service Pendleton or
129 PM PDT Tue Jul 16 2019

Short term...tonight through Friday...broad west to northwest flow
will be over the area through the forecast period. This will keep
the region dry and warm except for some clouds and occasional very
light rain along the immediate Cascade crest. It will be breezy in
the Cascade gaps each afternoon and evening with winds peaking
Thursday afternoon and evening. Winds could be 25-35 mph with gusts
to 40 mph in the Columbia Gorge and Kittitas Valley during this
time. This could present some localized fire weather concerns
Thursday. High temperatures Wednesday and Thursday will be in the
mid 80s in the lower elevations with mid 60s to mid 70s in the
mountains. It will be 3-5 degrees cooler on Friday. Overnight lows
will be in the mid 50s to lower 60s with mostly 40s in the
mountains and high plateaus.

Long term...Friday night through Tuesday. Main impacts for the
extended will be much warmer temperatures. Upper level trough will
be moving east of the area Friday night. Clearing skies and
decreasing winds. Upper level ridge will then build northward into
the region over the weekend with warming temperatures and mainly
clear skies. For Monday and Tuesday strong upper high over the
southwest and an upper low offshore. This will maintain a southwest
flow aloft. High temperatures will be in the upper 80s and 90s.
Models showing weak instability with a few short waves passing
through. At this point will keep thunderstorms out of the forecast.
Partly cloudy skies with some buildups over the mountains. 94

&&

Aviation...18z tafs. Scattered instability cumulus today with
some mid and high level clouds. Expecting sct 040-070 bkn 200. Winds
increasing to 10-20kt. Decreasing clouds and wind overnight.
Lower ceilings Wednesday with a weak system passing through. Bkn 080-
120. Winds increasing to 10-25kt. 94

&&

Preliminary point temps/pops...
PDT 56 82 56 80 / 0 0 0 0
alw 61 85 60 84 / 0 0 0 0
psc 63 86 61 85 / 0 0 0 0
ykm 57 81 53 80 / 0 0 0 0
hri 60 86 59 84 / 0 0 0 0
eln 57 74 54 72 / 0 0 0 0
rdm 49 81 51 80 / 0 0 0 0
lgd 54 80 56 77 / 0 0 0 10
gcd 52 84 53 82 / 0 0 0 0
dls 62 79 61 78 / 0 0 10 0

&&

PDT watches/warnings/advisories...
or...none.
Washington...none.

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