Marine Weather and Tide Forecast for Montesano, WA

SHORT TERM /TONIGHT THROUGH SUNDAY/
High pressure giving dry and mild conditions to western WA today and Friday. Temperatures are mainly in the 60s with a few spots in the interior reaching the lower 70s late this afternoon. Expect similar conditions on Friday except for the coast which will see morning stratus.

Dry conditions extend through the weekend as an upper low drifts to our south (over CA). Heights are a little lower and temperatures will be mostly in the 60s. Onshore flow will increase Saturday night and Sunday for more low clouds and stratus. Highs Sunday will reach the lower to mid 60s with 50s along the coast.
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LONG TERM /MONDAY THROUGH THURSDAY/
Our next chance for seeing rain will be next week Monday and Tuesday as a weak/splitting frontal system moves inland. This pattern will knock temperatures closer to average with highs near 60, and lows in the 40s. Snow levels remain high (5000-6000 ft) with just a few inches of snow on the higher mountain peaks. Drier weather is in store heading toward midweek as high pressure rebuilds over the Pac NW. 33

AVIATION
An upper ridge will remain over the northern Pacific Northwest into Friday as a closed low develops offshore of California tonight through Friday. Light south to southeast flow aloft will continue into Friday. Clear skies this afternoon with a few high clouds spreading northwards into tonight. Generally clear skies on Friday other than high clouds at times. IFR/LIFR stratus may reach HQM between 13 to 17z Friday morning, but low clouds are expected to be confined to the south coast. N/NW surface winds into this evening will become light tonight before increasing again midday Friday.

KSEA...Clear skies, with a few high clouds at times tonight into Friday. NW winds of 8 to 12 kts will become NE at 4 to 8 kts tonight. N/NW winds will increase after 18z on Friday, with a few gusts near 15 kts possible Friday afternoon. JD

MARINE
Northerly flow will continue into Friday. Winds will increase further for the outer Coastal Waters Friday afternoon into Saturday, resulting in Small Craft Advisory winds during this period. A Small Craft Advisory was also issued for the inner central and southern Coastal Waters Friday afternoon into Friday evening due to a brief period of increased north winds. Onshore flow pattern will develop later Friday through the weekend, which will also result in westerly pushes through the Strait of Juan de Fuca. SCA winds are expected both Friday night and again late Saturday for the central and eastern portions of the Strait of Juan de Fuca. A frontal system will then move through later Monday into Tuesday for increasing southwest winds, although expected to remain below SCA thresholds at this time.

Seas of 5 to 7 feet tonight will build to 8 to 12 feet Friday night through Saturday night. Seas will subside to 3 to 6 feet early next week. JD

HYDROLOGY
HYDROLOGY...No river flooding is expected over the next 7 days.

SEW WATCHES/WARNINGS/ADVISORIES
WA...None.
PZ...Small Craft Advisory from 8 PM Friday to 5 AM PDT Saturday for Central U.S. Waters Strait Of Juan De Fuca-East Entrance U.S. Waters Strait Of Juan De Fuca.

Small Craft Advisory from 3 PM to 11 PM PDT Friday for Coastal Waters From James Island To Point Grenville Out 10 Nm- Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm.

Small Craft Advisory from 5 PM Friday to 6 PM PDT Saturday for Coastal Waters From Cape Flattery To James Island 10 To 60 Nm-Coastal Waters From James Island To Point Grenville 10 To 60 Nm-Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm.