HomeForecastsOregon ForecastsTidewater, OR Coastal Forecast

Tidewater, OR Coastal Forecast

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Coastal Waters Forecast
National Weather Service Portland OR
309 AM PST Thu Nov 21 2024

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

PZZ200-220100-
309 AM PST Thu Nov 21 2024

.SYNOPSIS FOR THE SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
Active weather remains in the forecast over the next 48 hours. A
robust low will track northward along the coast bringing a round
of elevated seas and winds. Seas will build towards 19 to 22 ft
with southerly winds reaching Storm Force by tonight/Friday
morning. Conditions start to subside late Friday/early Saturday
and persist into the start of next week.

$$

PZZ251-220100-
Coastal waters from Cape Shoalwater WA to Cape Falcon OR out
10 NM-
309 AM PST Thu Nov 21 2024

...HAZARDOUS SEAS WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE
TONIGHT...
...STORM WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.TODAY...SE wind 15 to 20 kt, becoming S 10 to 15 kt late. Seas
11 to 13 ft, subsiding to 10 to 11 ft this afternoon. Wave
Detail: SE 4 ft at 6 seconds and W 13 ft at 12 seconds. Showers
until late afternoon, then a chance of showers late.
.TONIGHT...E wind 20 to 25 kt with gusts up to 30 kt, rising to
25 to 30 kt with gusts up to 45 kt after midnight. Seas 9 to
10 ft, building to 9 to 13 ft after midnight. Wave Detail: S 2 ft
at 6 seconds, E 11 ft at 10 seconds and NW 8 ft at 10 seconds.
Rain.
.FRI...S wind 30 to 40 kt with gusts up to 55 kt. Seas 14 to
19 ft, building to 17 to 22 ft in the afternoon. Wave Detail: W
15 ft at 12 seconds and S 14 ft at 12 seconds. Rain. A slight
chance of tstms in the afternoon.
.FRI NIGHT...S wind 25 to 30 kt, easing to 20 to 25 kt after
midnight. Seas 16 to 20 ft, subsiding to 11 to 15 ft after
midnight. Wave Detail: S 12 ft at 11 seconds and SW 15 ft at
12 seconds. Showers.
.SAT...S wind 15 to 20 kt, rising to 20 to 25 kt in the
afternoon. Seas 8 to 10 ft. Wave Detail: S 5 ft at 6 seconds and
W 10 ft at 10 seconds. Showers.
.SAT NIGHT...S wind 15 to 20 kt with gusts up to 25 kt. Seas 8 to
9 ft. Wave Detail: S 5 ft at 6 seconds and W 8 ft at 9 seconds.
Showers.
.SUN...SE wind 15 to 20 kt. Seas 7 to 9 ft. Wave Detail: SE 5 ft
at 6 seconds and W 7 ft at 10 seconds. Showers in the morning,
then rain in the afternoon.
.SUN NIGHT...SE wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: SE
4 ft at 6 seconds and W 6 ft at 9 seconds. Rain in the evening,
then showers after midnight.
.MON...SE wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: SE 4 ft
at 5 seconds and W 5 ft at 8 seconds. Showers.
.MON NIGHT...SE wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: SE
3 ft at 4 seconds and W 6 ft at 9 seconds. Showers.

Winds and seas higher in and near tstms.

$$

PZZ252-220100-
Coastal waters from Cape Falcon to Cape Foulweather OR out 10 NM-
309 AM PST Thu Nov 21 2024

...HAZARDOUS SEAS WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE
TONIGHT...
...STORM WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.TODAY...SE wind 15 to 20 kt with gusts up to 25 kt, easing to
10 to 15 kt with gusts up to 20 kt late. Seas 11 to 14 ft,
subsiding to 9 to 13 ft this afternoon. Wave Detail: SE 4 ft at
5 seconds and W 13 ft at 12 seconds. Showers until late
afternoon, then a chance of rain late.
.TONIGHT...E wind 20 to 25 kt with gusts up to 30 kt, becoming SE
25 to 35 kt with gusts up to 50 kt after midnight. Seas 9 to
11 ft, building to 10 to 14 ft after midnight. Wave Detail: SW
2 ft at 7 seconds, SE 12 ft at 11 seconds and NW 8 ft at
11 seconds. Rain.
.FRI...S wind 30 to 40 kt with gusts up to 55 kt. Seas 14 to
19 ft, building to 16 to 21 ft in the afternoon. Wave Detail: W
14 ft at 12 seconds and SW 13 ft at 12 seconds. Rain. A slight
chance of tstms in the afternoon.
.FRI NIGHT...S wind 25 to 30 kt with gusts up to 40 kt, easing to
20 to 25 kt with gusts up to 30 kt after midnight. Seas 15 to
19 ft, subsiding to 10 to 13 ft after midnight. Wave Detail: S
10 ft at 9 seconds and SW 14 ft at 12 seconds. Showers.
.SAT...S wind 15 to 20 kt, rising to 20 to 25 kt in the
afternoon. Seas 9 to 10 ft. Wave Detail: S 5 ft at 6 seconds and
W 10 ft at 10 seconds. Showers.
.SAT NIGHT...S wind 20 to 25 kt with gusts up to 30 kt. Seas 8 to
9 ft. Wave Detail: S 6 ft at 7 seconds and W 8 ft at 10 seconds.
Showers.
.SUN...SE wind 15 to 20 kt. Seas 7 to 9 ft. Wave Detail: S 5 ft
at 7 seconds and W 7 ft at 10 seconds. Showers in the morning,
then rain in the afternoon.
.SUN NIGHT...SE wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: S
4 ft at 6 seconds and W 6 ft at 9 seconds. Rain in the evening,
then showers after midnight.
.MON...SE wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: SE 4 ft
at 5 seconds and W 5 ft at 8 seconds. Showers.
.MON NIGHT...SE wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: SE
3 ft at 4 seconds and W 6 ft at 9 seconds. Showers.

Winds and seas higher in and near tstms.

$$

PZZ253-220100-
Coastal waters from Cape Foulweather to Florence OR out 10 NM-
309 AM PST Thu Nov 21 2024

...HAZARDOUS SEAS WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE
TONIGHT...
...STORM WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.TODAY...SE wind 10 to 15 kt with gusts up to 20 kt. Seas 10 to
12 ft. Wave Detail: S 3 ft at 5 seconds and W 12 ft at
12 seconds. Showers this morning, then a chance of showers early
this afternoon. A chance of rain late.
.TONIGHT...E wind 20 to 25 kt with gusts up to 30 kt, becoming S
25 to 30 kt with gusts up to 45 kt after midnight. Seas 9 to
11 ft, building to 9 to 13 ft after midnight. Wave Detail: SW
3 ft at 4 seconds, S 11 ft at 10 seconds and NW 8 ft at
11 seconds. Rain.
.FRI...S wind 25 to 35 kt with gusts up to 50 kt. Seas 13 to
17 ft, building to 15 to 19 ft in the afternoon. Wave Detail: SW
11 ft at 11 seconds and W 15 ft at 12 seconds. Rain. A slight
chance of tstms in the afternoon.
.FRI NIGHT...S wind 15 to 20 kt with gusts up to 30 kt. Seas
13 to 16 ft, subsiding to 9 to 12 ft after midnight. Wave Detail:
S 7 ft at 8 seconds and SW 15 ft at 12 seconds. Showers.
.SAT...S wind 15 to 20 kt with gusts up to 25 kt. Seas 8 to 9 ft.
Wave Detail: S 4 ft at 6 seconds and W 9 ft at 10 seconds.
Showers.
.SAT NIGHT...S wind 15 to 20 kt with gusts up to 25 kt. Seas 7 to
8 ft. Wave Detail: S 4 ft at 6 seconds and W 8 ft at 10 seconds.
Showers.
.SUN...S wind 15 to 20 kt. Seas 7 to 8 ft. Wave Detail: S 4 ft at
6 seconds and W 7 ft at 10 seconds. Showers in the morning, then
rain in the afternoon.
.SUN NIGHT...S wind 10 to 15 kt. Seas 6 to 7 ft, subsiding to
4 to 6 ft after midnight. Wave Detail: S 3 ft at 5 seconds and W
6 ft at 9 seconds. Rain in the evening, then showers after
midnight.
.MON...S wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: SE 3 ft
at 5 seconds and W 5 ft at 8 seconds. Showers.
.MON NIGHT...S wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: S
3 ft at 4 seconds and W 6 ft at 9 seconds. Showers.

Winds and seas higher in and near tstms.

$$

PZZ271-220100-
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 NM-
309 AM PST Thu Nov 21 2024

...HAZARDOUS SEAS WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE
TONIGHT...
...STORM WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.TODAY...S wind 15 to 20 kt with gusts up to 30 kt. Seas 12 to
14 ft, subsiding to 10 to 11 ft this afternoon. Wave Detail: SE
4 ft at 6 seconds and W 14 ft at 12 seconds. A slight chance of
tstms this morning. Showers until late afternoon, then a chance
of showers late.
.TONIGHT...E wind 20 to 25 kt with gusts up to 35 kt, rising to
25 to 35 kt with gusts up to 50 kt after midnight. Seas 10 to
11 ft, building to 10 to 14 ft after midnight. Wave Detail: NW
8 ft at 10 seconds and E 13 ft at 11 seconds. Rain.
.FRI...S wind 35 to 45 kt with gusts up to 60 kt. Seas 16 to
21 ft, building to 20 to 23 ft in the afternoon. Wave Detail: W
17 ft at 12 seconds and S 16 ft at 12 seconds. Rain. A slight
chance of tstms in the afternoon.
.FRI NIGHT...SW wind 25 to 30 kt, easing to 20 to 25 kt after
midnight. Seas 16 to 20 ft, subsiding to 11 to 15 ft after
midnight. Wave Detail: SW 17 ft at 12 seconds. Showers.
.SAT...SW wind 15 to 20 kt with gusts up to 25 kt. Seas 9 to
10 ft. Wave Detail: SW 5 ft at 6 seconds and W 10 ft at
10 seconds. Showers.
.SAT NIGHT...S wind 15 to 20 kt with gusts up to 25 kt. Seas 8 to
10 ft. Wave Detail: SW 4 ft at 6 seconds and W 9 ft at
10 seconds. Showers.
.SUN...S wind 15 to 20 kt. Seas 7 to 8 ft. Wave Detail: S 4 ft at
6 seconds and W 7 ft at 10 seconds. Showers.
.SUN NIGHT...SE wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: S
4 ft at 6 seconds and W 6 ft at 9 seconds. Rain in the evening,
then showers after midnight.
.MON...SE wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: SE 4 ft
at 5 seconds and W 5 ft at 8 seconds. Showers.
.MON NIGHT...SE wind around 10 kt. Seas 5 to 7 ft. Wave Detail:
SE 3 ft at 4 seconds and W 6 ft at 9 seconds. Showers.

Winds and seas higher in and near tstms.

$$

PZZ272-220100-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
309 AM PST Thu Nov 21 2024

...HAZARDOUS SEAS WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE
TONIGHT...
...STORM WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.TODAY...S wind 15 to 20 kt with gusts up to 25 kt. Seas 12 to
14 ft, subsiding to 10 to 12 ft this afternoon. Wave Detail: S
4 ft at 6 seconds and W 14 ft at 12 seconds. Showers with a
slight chance of tstms this morning, then a chance of showers
early this afternoon. A chance of rain late.
.TONIGHT...E wind 20 to 25 kt with gusts up to 35 kt, becoming SE
30 to 40 kt with gusts up to 55 kt after midnight. Seas 10 to
11 ft, building to 10 to 14 ft after midnight. Wave Detail: NW
8 ft at 11 seconds and SE 14 ft at 12 seconds. Rain.
.FRI...S wind 30 to 40 kt with gusts up to 60 kt. Seas 18 to
22 ft. Wave Detail: S 16 ft at 11 seconds and W 16 ft at
12 seconds. Rain. A slight chance of tstms in the afternoon.
.FRI NIGHT...SW wind 25 to 30 kt with gusts up to 40 kt, easing
to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 15 to
19 ft, subsiding to 10 to 14 ft after midnight. Wave Detail: SW
16 ft at 11 seconds. Showers.
.SAT...SW wind 15 to 20 kt with gusts up to 25 kt. Seas 9 to
10 ft. Wave Detail: SW 5 ft at 6 seconds and W 10 ft at
10 seconds. Showers.
.SAT NIGHT...S wind 15 to 20 kt with gusts up to 25 kt. Seas 8 to
10 ft. Wave Detail: S 5 ft at 6 seconds and W 9 ft at 10 seconds.
Showers.
.SUN...S wind 15 to 20 kt. Seas 7 to 9 ft. Wave Detail: S 5 ft at
6 seconds and W 7 ft at 10 seconds. Showers in the morning, then
rain in the afternoon.
.SUN NIGHT...S wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: S
4 ft at 6 seconds and W 6 ft at 9 seconds. Rain in the evening,
then showers after midnight.
.MON...S wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: SE 4 ft
at 5 seconds and W 5 ft at 8 seconds. Showers.
.MON NIGHT...SE wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: S
3 ft at 4 seconds and W 6 ft at 9 seconds. Showers.

Winds and seas higher in and near tstms.

$$

PZZ273-220100-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
309 AM PST Thu Nov 21 2024

...HAZARDOUS SEAS WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE
TONIGHT...
...STORM WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.TODAY...S wind 15 to 20 kt with gusts up to 25 kt. Seas 10 to
13 ft. Wave Detail: S 4 ft at 6 seconds and W 13 ft at
12 seconds. Showers with a slight chance of tstms this morning,
then a chance of rain this afternoon.
.TONIGHT...E wind 25 to 30 kt, veering to S 30 to 40 kt with
gusts up to 55 kt after midnight. Seas 9 to 11 ft, building to
11 to 15 ft after midnight. Wave Detail: NW 8 ft at 11 seconds
and S 14 ft at 12 seconds. Rain.
.FRI...S wind 35 to 40 kt, veering to SW 25 to 35 kt in the
afternoon. Gusts up to 55 kt. Seas 16 to 20 ft. Wave Detail: W
15 ft at 12 seconds and SW 14 ft at 12 seconds. Rain. A slight
chance of tstms in the afternoon.
.FRI NIGHT...SW wind 20 to 25 kt, easing to 15 to 20 kt after
midnight. Seas 13 to 17 ft, subsiding to 10 to 12 ft after
midnight. Wave Detail: SW 8 ft at 8 seconds and SW 15 ft at
12 seconds. Showers.
.SAT...SW wind 15 to 20 kt with gusts up to 25 kt. Seas 9 to
10 ft. Wave Detail: SW 4 ft at 5 seconds and W 9 ft at
10 seconds. Showers in the morning, then showers with a chance of
tstms in the afternoon.
.SAT NIGHT...S wind 15 to 20 kt with gusts up to 25 kt. Seas 8 to
9 ft. Wave Detail: SW 4 ft at 6 seconds and W 8 ft at 10 seconds.
Showers with a chance of tstms in the evening, then showers after
midnight.
.SUN...S wind 15 to 20 kt. Seas 7 to 8 ft. Wave Detail: S 4 ft at
6 seconds and W 7 ft at 10 seconds. Showers in the morning, then
rain in the afternoon.
.SUN NIGHT...S wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: S
4 ft at 6 seconds and W 6 ft at 9 seconds. Rain in the evening,
then showers after midnight.
.MON...S wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: S 4 ft at
5 seconds and W 5 ft at 8 seconds. Showers.
.MON NIGHT...S wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: S
3 ft at 4 seconds and W 6 ft at 9 seconds. Showers.

Winds and seas higher in and near tstms.

$$

PZZ210-220100-
Columbia River Bar-
309 AM PST Thu Nov 21 2024

...HAZARDOUS SEAS WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH LATE
TONIGHT...
...STORM WARNING IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.IN THE MAIN CHANNEL...

.GENERAL SEAS...10 to 14 ft building to 19 to 22 ft Friday
morning.

.FIRST EBB...Ebb current of 2.46 kt at 844 AM Thursday. Seas 11
to 12 ft.

.SECOND EBB...Ebb current of 4.37 kt at 844 PM Thursday. Seas 12
to 14 ft.

.THIRD EBB...Ebb current of 2.47 kt at 947 AM Friday. Seas 18
to 20 ft.

$$


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