Coastal Waters Forecast
Issued by NWS Portland, OR

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Coastal Waters Forecast
National Weather Service Portland OR
832 PM PST Sun Feb 18 2018

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

PZZ200-191245-
832 PM PST Sun Feb 18 2018

.SYNOPSIS FOR SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
High pressure returns to the waters Monday. Another low
pressure is expected to drop south through the waters late
Wednesday and Wednesday night but possibly with little impact.
Additional low pressure system may affect the waters late in
the week.

$$

PZZ250-191245-
Coastal waters from Cape Shoalwater WA to Cascade Head OR out
10 NM-
832 PM PST Sun Feb 18 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT THROUGH
MONDAY AFTERNOON...

.REST OF TONIGHT...NE wind 10 to 15 kt with gusts to 20 kt,
easing to 5 to 10 kt with gusts to 15 kt late. Wind waves NE 3
ft at 4 seconds. NW swell 19 ft at 14 seconds, subsiding to 16
ft at 13 seconds after midnight.
.MON...N wind to 10 kt. Gusts to 15 kt early in the morning.
Wind waves NE 2 ft at 4 seconds. NW swell 13 ft at 13 seconds,
subsiding to 10 ft at 12 seconds in the afternoon.
.MON NIGHT...N wind less than 10 kt, backing to SW after
midnight. Wind waves N 1 ft at 4 seconds, shifting to the SW at
4 seconds after midnight. NW swell 7 ft at 11 seconds.
.TUE...SE wind to 10 kt with gusts to 15 kt. Wind waves SE 2 ft
at 4 seconds. W swell 5 ft at 16 seconds.
.TUE NIGHT...E wind less than 10 kt. Wind waves E 2 ft at 4
seconds. W swell 5 ft at 15 seconds.
.WED...E wind to 10 kt. Wind waves 2 ft. W swell 4 ft.
.WED NIGHT...NW wind less than 10 kt. Wind waves 2 ft. W swell
5 ft. Chance of rain and snow showers.
.THU...N wind to 10 kt. Wind waves 2 ft. W swell 8 ft.
.FRI...W wind 10 to 15 kt. Wind waves 4 ft. W swell 9 ft.

$$

PZZ255-191245-
Coastal waters from Cascade Head to Florence OR out 10 NM-
832 PM PST Sun Feb 18 2018

...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT UNTIL 1 AM PST
MONDAY...
...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT THROUGH
MONDAY EVENING...

.REST OF TONIGHT...N wind 15 to 20 kt with gusts to 25 kt,
easing to 10 to 15 kt after midnight. Wind waves N 5 ft at 5
seconds. NW swell 22 ft at 14 seconds, subsiding to 19 ft at 14
seconds after midnight. Numerous showers late in the evening.
.MON...N wind to 10 kt. Gusts to 20 kt, becoming 15 kt in the
afternoon. Wind waves N 2 ft at 4 seconds. NW swell 16 ft at 13
seconds, subsiding to 13 ft at 13 seconds in the afternoon.
.MON NIGHT...NW wind to 10 kt. Gusts to 15 kt early in the
evening. Wind waves NW 1 ft at 4 seconds. NW swell 9 ft at 12
seconds.
.TUE...S wind to 10 kt with gusts to 15 kt. Wind waves S 3 ft
at 4 seconds. NW swell 6 ft at 15 seconds.
.TUE NIGHT...SE wind less than 10 kt. Wind waves SE 1 ft at 4
seconds. W swell 6 ft at 15 seconds. Chance of rain and snow
showers.
.WED...E wind less than 10 kt. Wind waves 1 ft. W swell 5 ft.
.WED NIGHT...NW wind less than 10 kt. Wind waves 2 ft. W swell
5 ft.
.THU...N wind to 10 kt. Wind waves 3 ft. NW swell 10 ft.
.FRI...SW wind to 10 kt. Wind waves 3 ft. W swell 8 ft.

$$

PZZ270-191245-
Waters from Cape Shoalwater WA to Cascade Head OR from 10 to
60 NM-
832 PM PST Sun Feb 18 2018

...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT THROUGH MONDAY
MORNING...

.REST OF TONIGHT...N wind 20 to 25 kt wit gusts to 30 kt. Wind
waves N 7 ft at 8 seconds. NW swell 20 ft dominant period 14
seconds, subsiding to 17 ft by dawn.
.MON...N wind 15 to 20 kt with gusts to 30 kt, easing to 5 to
10 kt with gusts to 20 kt in the afternoon. Wind waves N 6 ft
at 6 seconds, subsiding to 3 ft at 5 seconds in the afternoon.
NW swell 14 ft at 13 seconds, subsiding to 11 ft at 12 seconds
in the afternoon.
.MON NIGHT...NW wind to 10 kt. Wind waves NW 1 ft at 4 seconds.
NW swell 8 ft at 11 seconds.
.TUE...S wind to 10 kt with gusts to 15 kt. Wind waves S 3 ft
at 4 seconds. W swell 6 ft at 16 seconds.
.TUE NIGHT...E wind to 10 kt. Gusts to 15 kt in the evening.
Wind waves E 2 ft at 4 seconds. W swell 7 ft at 15 seconds.
Chance of rain and snow showers.
.WED...NE wind to 10 kt with gusts to 15 kt. Wind waves 2 ft. W
swell 6 ft. Chance of showers.
.WED NIGHT...NW wind to 10 kt with gusts to 15 kt. Wind waves 3
ft. W swell 5 ft.
.THU...N wind 10 to 15 kt. Wind waves 4 ft. W swell 9 ft.
.FRI...W wind 20 to 25 kt. Wind waves 6 ft. W swell 9 ft.

$$

PZZ275-191245-
Waters from Cascade Head to Florence OR from 10 to 60 NM-
832 PM PST Sun Feb 18 2018

...GALE WARNING IN EFFECT UNTIL 6 AM PST MONDAY...

.REST OF TONIGHT...N wind 25 to 30 kt with gusts to 35 kt.
Combined seas 23 ft with a dominant period of 14 seconds,
subsiding to 20 ft with a dominant period of 14 seconds after
midnight. Numerous showers late in the evening.
.MON...N wind 20 to 25 kt with gusts to 30 kt, easing to 10 to
15 kt with gusts to 25 kt in the afternoon. Wind waves N 5 ft
at 6 seconds. NW swell 17 ft at 13 seconds, subsiding to 13 ft
at 12 seconds in the afternoon.
.MON NIGHT...N wind 10 to 15 kt, becoming NW less than 10 kt
after midnight. Wind waves NW 1 ft at 4 seconds. NW swell 9 ft
at 11 seconds.
.TUE...S wind 10 to 15 kt. Wind waves S 3 ft at 4 seconds. NW
swell 7 ft at 15 seconds.
.TUE NIGHT...SE wind 10 to 15 kt, becoming E to 10 kt after
midnight. Wind waves SE 2 ft at 4 seconds. W swell 7 ft at 15
seconds.
.WED...NE wind to 10 kt. Wind waves 2 ft. W swell 6 ft.
.WED NIGHT...NW wind to 10 kt with gusts to 15 kt. Wind waves 2
ft. W swell 5 ft.
.THU...N wind 15 to 20 kt. Wind waves 4 ft. NW swell 11 ft.
.FRI...W wind 15 to 20 kt. Wind waves 4 ft. W swell 8 ft.

$$

PZZ210-191245-
Columbia River Bar-
832 PM PST Sun Feb 18 2018

...SMALL CRAFT ADVISORY FOR ROUGH COLUMBIA RIVER BAR IN EFFECT
THROUGH MONDAY EVENING...

.IN THE MAIN CHANNEL...Combined seas 16 ft, easing to 10 ft Mon
morning and then to 8 ft by late afternoon. However, seas will
temporarily build to around 15 ft during the ebb around 645 AM
Monday. Seas to 11 ft, with breakers possible, can be expected
during the ebb around 645 PM Monday.

$$


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