Coastal Waters Forecast
Issued by NWS Portland, OR

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Coastal Waters Forecast
National Weather Service Portland OR
844 AM PST Thu Nov 23 2017

Coastal waters from Cape Shoalwater Washington to Florence Oregon
and westward 60 NM

PZZ200-232315-
844 AM PST Thu Nov 23 2017

.SYNOPSIS FOR SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
Broad area of low pres will remain offshore for next several
days. Another weaker front will push across the coastal waters
today. Will see a break in the weather tonight through early
Sat. On Sat, strong low pres will approach the region from the
southwest, but stays well offshore as it moves towards Vancouver
Island through Sat night. But, a strong cold front will swing
across the coastal waters Sat night. Another front arrives later
Sun and Sun night.

$$

PZZ250-255-232315-
Coastal waters from Cape Shoalwater WA to Cascade Head OR out
10 NM-Coastal waters from Cascade Head to Florence OR out 10 NM-
844 AM PST Thu Nov 23 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...SW wind 15 to 20 kt. Wind waves SW 4 ft at 6 seconds.
SW swell 11 ft at 10 seconds, subsiding to 8 ft at 10 seconds
in the afternoon. Rain.
.TONIGHT...SW wind 10 to 15 kt. Wind waves SW 3 ft at
5 seconds. SW swell 9 ft at 10 seconds. Showers likely.
.FRI...SW wind 15 to 20 kt, becoming S 10 to 15 kt in the
afternoon. Wind waves S 4 ft at 5 seconds. W swell 8 ft at
10 seconds. Showers likely.
.FRI NIGHT...SE wind 10 to 15 kt. Wind waves SE 4 ft at
4 seconds. W swell 7 ft at 10 seconds.
.SAT...SE wind 10 to 15 kt, rising to 15 to 20 kt in the
afternoon. Wind waves SE 3 ft at 4 seconds. W swell 9 ft at
10 seconds. Rain.
.SAT NIGHT...SW wind 25 to 30 kt with gusts to 40 kt. Combined
seas 18 ft with a dominant period of 16 seconds. Rain.
.SUN...S wind 20 to 25 kt. Combined seas 17 ft.
.MON...SW wind 10 to 15 kt. Wind waves 4 ft. W swell 10 ft.

$$

PZZ270-275-232315-
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-
844 AM PST Thu Nov 23 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...SW wind 15 to 20 kt. Wind waves SW 5 ft at 6 seconds.
SW swell 10 ft at 10 seconds. Rain likely.
.TONIGHT...SW wind 15 to 20 kt. Wind waves SW 4 ft at
6 seconds. SW swell 9 ft at 10 seconds. Chance of showers.
.FRI...SW wind 15 to 20 kt, becoming S 20 to 25 kt in the
afternoon. Wind waves SW 5 ft at 6 seconds. W swell 8 ft at
10 seconds. Chance of showers.
.FRI NIGHT...S wind 20 to 25 kt. Wind waves S 5 ft at
6 seconds. W swell 8 ft at 10 seconds. Chance of rain.
.SAT...SE wind 20 to 25 kt, rising to 25 to 30 kt in the
afternoon. Wind waves SE 5 ft at 5 seconds. W swell 9 ft at
10 seconds. Rain.
.SAT NIGHT...S wind 35 to 40 kt, becoming SW 25 to 30 kt with
gusts to 40 kt after midnight. Combined seas 19 ft with a
dominant period of 16 seconds. Rain.
.SUN...SW wind 20 to 25 kt. Combined seas 19 ft.
.MON...SW wind 20 to 25 kt. Wind waves 6 ft. W swell 11 ft.

$$

PZZ210-232315-
Columbia River Bar-
844 AM PST Thu Nov 23 2017

...SMALL CRAFT ADVISORY FOR ROUGH COLUMBIA RIVER BAR IN EFFECT
UNTIL 10 AM PST THIS MORNING...
...SMALL CRAFT ADVISORY FOR ROUGH COLUMBIA RIVER BAR IN EFFECT
FROM 5 PM PST THIS AFTERNOON THROUGH THIS EVENING...

.IN THE MAIN CHANNEL...Combined seas around 8 ft today, then
7 ft tonight through Friday morning. However, seas temporarily
near 12 ft with breakers possible during the ebb around 715 pm
this evening, and to 9 ft during the ebb around 815 am Friday
morning.

$$


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