Coastal Waters Forecast
Issued by NWS Portland, OR

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FZUS56 KPQR 182256
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COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE PORTLAND OREGON
256 PM PST WED JAN 18 2017

COASTAL WATERS FROM CAPE SHOALWATER WASHINGTON TO FLORENCE OREGON
AND WESTWARD 60 NM

PZZ200-190530-
256 PM PST WED JAN 18 2017

.SYNOPSIS FOR SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
A WEAK COLD FRONT WILL PUSH ONSHORE LATER THIS AFTERNOON AND THIS
EVENING. A SURFACE TROUGH WILL MOVE THROUGH THE WATERS THURSDAY
MORNING. ANOTHER LOW PRESSURE MOVING INTO THE NORTHEAST PACIFIC
WILL LIKELY BRING ANOTHER ROUND OF STRONG WINDS AND HIGH SEAS LATE
IN THE WEEK WITH A STRONGER STORM SYSTEM EXPECTED OVER THE
WEEKEND.

$$

PZZ250-255-270-275-190530-
COASTAL WATERS FROM CAPE SHOALWATER WA TO CASCADE HEAD OR OUT
10 NM-COASTAL WATERS FROM CASCADE HEAD TO FLORENCE OR OUT 10 NM-
WATERS FROM CAPE SHOALWATER WA TO CASCADE HEAD OR FROM 10 TO
60 NM-WATERS FROM CASCADE HEAD TO FLORENCE OR FROM 10 TO 60 NM-
256 PM PST WED JAN 18 2017

...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT THROUGH THURSDAY
AFTERNOON...
...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT THROUGH
THURSDAY EVENING...

.TONIGHT...SW WIND 15 TO 20 KT WITH GUSTS TO 25 KT. COMBINED
SEAS 19 FT DOMINANT PERIOD 13 SECONDS BEFORE DARK. SHOWERS AND A
CHANCE OF THUNDERSTORMS.
.THU...SW WIND 15 TO 20 KT WITH GUSTS TO 25 KT. WIND WAVES SW
4 FT AT 6 SECONDS. W SWELL 15 FT AT 13 SECONDS. SLIGHT CHANCE
OF TSTMS IN THE MORNING. SHOWERS LIKELY.
.THU NIGHT...S WIND 25 TO 30 KT WITH GUSTS TO 35 KT. COMBINED
SEAS 18 FT DOMINANT PERIOD 16 SECONDS. SHOWERS IN THE EVENING...
THEN RAIN AFTER MIDNIGHT.
.FRI...SE WIND 20 TO 25 KT WITH GUSTS 30 TO 35 KT. WIND WAVES SE
7 FT AT 8 SECONDS. W SWELL 17 FT AT 16 SECONDS. RAIN.
.FRI NIGHT...S WIND 20 TO 25 KT. WIND WAVES S 6 FT AT
7 SECONDS. W SWELL 20 FT AT 17 SECONDS. SHOWERS LIKELY.
.SAT...S WIND 20 TO 25 KT WITH GUSTS TO 30 KT. WIND WAVES 7 FT.
W SWELL 22 FT. SHOWERS.
.SAT NIGHT...S WIND 20 TO 25 KT WITH GUSTS 30 TO 35 KT. COMBINED
SEAS 20 FT. SHOWERS.
.SUN...S WIND 30 TO 35 KT. COMBINED SEAS 21 FT.
.MON...SE WIND 20 TO 25 KT. COMBINED SEAS 21 FT.

$$

PZZ210-190530-
COLUMBIA RIVER BAR-
256 PM PST WED JAN 18 2017

...SMALL CRAFT ADVISORY FOR ROUGH COLUMBIA RIVER BAR IN EFFECT
THROUGH THURSDAY AFTERNOON...

.IN THE MAIN CHANNEL...COMBINED SEAS 14 FT TO 16 FT THIS
AFTERNOON...DECREASING TO 12 TO 14 FT TONIGHT AND THURSDAY.
HOWEVER...SEAS WILL TEMPORARILY BUILD TO NEAR 17 FT WITH BREAKERS
DURING THE EBB AROUND 915 PM THIS EVENING...AND TO NEAR 17 FT WITH
BREAKERS DURING THE EBB AROUND 10 AM THURSDAY MORNING.

$$


WEATHER.GOV/PORTLAND



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