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Area forecast discussion 
National Weather Service Seattle Washington
900 am PDT Tuesday Oct 6 2015

Synopsis...onshore flow will develop today. A warm front will
bring rain to much of the area on Wednesday. Thursday will be a
dry day in between weather systems. Moist southwest flow aloft
will maintain a wet and unsettled weather pattern Friday into the


Short upper ridge over the area will weaken and shift
inland today with low level onshore flow developing. There might
be spotty rain at the north coast this afternoon.
looks dry with middle and high clouds. Highs will cool a few degrees. A
warm front will bring rain Wednesday. Highs will cool a few more
degrees. The warm front will push north of the area Wednesday night
with rain ending from south to north. Thursday looks mostly dry in
between weather systems. High clouds will linger but the low levels
should dry for at least partly sunny skies and slightly warmer high

Long term...Friday through Monday looks generally wet and
unsettled with a series of weather systems moving through. The
remnants of a cyclone currently near Hawaii could reach the area
on Friday. Global models differ on how much impact this will have
for the area with the GFS showing being the wettest. The forecast
leans more towards the European model (ecmwf) and Gem with rain likely coast and a
chance inland. Additional vigorous fronts will move through the
area around Saturday and Sunday night. Schneider


Aviation...weak upper level ridging is over the Pacific northwest today with
westerly flow aloft. Low level stratus clouds are over the coast for
MVFR ceilings. Areas inland will remain VFR with increasing middle/high
level clouds through the day. A warm front will bring light rain to
western Washington late tonight into Wednesday...MVFR ceilings are likely. 33

Ksea...light S/southeast surface winds today with middle/high clouds aloft.
VFR conditions expected. Light rain and MVFR ceilings by 12-15z Wednesday.


Marine...a surge of southerly winds is bringing Small Craft
Advisory winds to the coastal waters this morning...winds will ease
late this afternoon. A warm front will pass through the coastal
waters on Wednesday. A second warm front will stall over the waters
on Thursday. Stronger Pacific systems will arrive Friday and Saturday. 33


Sew watches/warnings/advisories...

Washington...none. Pz...Small Craft Advisory inner coastal waters.




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