Brier Weather Station

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 Latitude N 47° 46' 49"    Longitude W 122° 16' 48"    Elevation 341 ft

000
FXUS66 KSEW 071552
AFDSEW

Area Forecast Discussion
National Weather Service Seattle WA
852 AM PDT Sun Aug 7 2022

.SYNOPSIS...An upper ridge will bring a couple of very warm days
today and Monday, especially for the interior. Increasing low
level onshore flow Tuesday will be the beginning of a cool down.
An upper low will bring some showers and cool temperatures more
Wednesday. Low level onshore flow continuing Thursday into next
weekend keeping temperatures near normal.

&&

.SHORT TERM /TODAY THROUGH TUESDAY/...An upper ridge will bring a
couple of very warm days to the region today and Monday. Highs
will be in the 80s to mid 90s today. The coast will see some
cooling on Monday as low level onshore starts to develop but the
interior will have one more very warm day with temperatures
similar to today. Low clouds will likely return to the immediate
coast Monday morning as well. Increasing onshore flow will bring
cooling to the interior on Tuesday with highs mostly in the lower
to mid 80s. Low clouds at the coast should spread at least
partially inland Monday night and Tuesday morning before burning
off later the day. The coast will be mostly in the 60s with clouds
most of the day Tuesday. 16

.LONG TERM /WEDNESDAY THROUGH SATURDAY/...An upper low will move
north ending up west of the Columbia River offshore by Wednesday
afternoon. A shortwave spinning out of the low will move through
the area on Wednesday, triggering some shower activity and the
possibility of afternoon thunderstorms over the Cascades. Highs
will be in the mid 60s to mid 70s. The upper low will remain off
the coast Thursday and Friday. There could be some lingering
showers on Thursday. Low level onshore flow will continue, keeping
high temperatures mostly in the upper 60s and 70s both days. The
upper low will probably shift inland on Saturday which could bring
a few showers but most of the ensembles are mostly dry for now.
Highs will be near normal on Saturday. 16

&&

.AVIATION...An upper ridge positioned across the region is bringing
north to northwest flow aloft today before shifting towards the
southwest overnight. This feature will also help to keep skies clear
with VFR criteria expected across all terminals through today. At
the coast, low clouds will likely return late tonight into early
tomorrow morning. At the surface, winds will be generally have a
northerly component between 5-10 kt. A couple of gusts to around 15
knots is possible across Puget Sound terminals this afternoon. Winds
are to decrease in magnitude overnight but VFR skies should remain.

KSEA...VFR criteria through the TAF period. Northerly winds this
morning will become more north-northwesterly into the afternoon.
Winds are to be between 5-10 kt. Occasional gusts to 15 knots this
afternoon are also possible.

McMillian/Kristell

&&

.MARINE...High pressure currently over the Northeast Pacific, pretty
common for this time of the year. A brief spell of light offshore
early this morning before turning onshore as the day progresses.
Breezy northerly winds over Puget Sound on Sunday and both the
offshore waters and Puget Sound on Monday but should remain below
SCA. Then, south-southwest surface winds are likely towards midweek.

Combined seas mainly 3-5 feet on Sunday, becoming 5-7 ft on Monday
before decreasing into the middle of the week.

McMillian/Kristell

&&

.HYDROLOGY...The daily hydrology discussion has ended until the
start of the next rainy season; it will only be updated as needed
until then.

&&

.SEW WATCHES/WARNINGS/ADVISORIES...
WA...Heat Advisory from noon today to 9 PM PDT Monday for Bellevue
     and Vicinity-Bremerton and Vicinity-East Puget Sound
     Lowlands-Hood Canal Area-Lower Chehalis Valley Area-Seattle
     and Vicinity-Southwest Interior-Tacoma Area-West Slopes
     North Cascades and Passes-West Slopes North Central
     Cascades and Passes-West Slopes South Central Cascades and
     Passes.

PZ...None.

&&

$$

www.weather.gov/seattle

NWS SEW Office Area Forecast Discussion

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