Waves in Kotlik

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 9:23 pm (AKDT)

Now · significant height 1.8 ft

Sea state: Slight · Douglas 3
Period: 3.4 s · WSW
Swell: 1.0 ft · 4 s
Highest expected: 3.8 ft

Today the sea at Kotlik is slight: 1.8 ft waves with a period of 3.4 s from the west-southwest. The swell, 1.0 ft at 4 s, comes from the west-northwest. Biggest waves: Saturday 31, with waves up to 4.6 ft (moderate).

Wave height, next 7 days

1.02.03.04.05.0 ft 4.6 ft Now

Significant height: the average of the highest third of the waves, what an observer would estimate by eye. Swell: waves arriving from far away, longer.

The waves you may find today

Most common0.9 ft
Significant1.8 ft
Highest expected3.8 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 3.8 ft. Before heading out, expect waves of up to 3.8 ft.

The Douglas sea state scale

Degree	Name	Wave height
0	Calm (glassy)	0
1	Calm (rippled)	0.0 ft–0.3 ft
2	Smooth	0.3 ft–1.6 ft
3	Slight · today	1.6 ft–4.1 ft
4	Moderate · week peak	4.1 ft–8.2 ft
5	Rough	8.2 ft–13.1 ft
6	Very rough	13.1 ft–19.7 ft

Waves day by day

Day	Max wave	Sea state	Direction	Max period	Swell	Max wind
Today	2.9 ft	Slight	S	4 s	1.1 ft SSW	21 mph S
Thu 29	1.9 ft	Slight	SE	3 s	1.1 ft NE	16 mph SE
Fri 30	1.8 ft	Slight	SSE	7 s	0.9 ft ESE	14 mph SSE
Sat 31	4.6 ft	Moderate	NNW	7 s	1.9 ft NW	15 mph NW
Sun 1	2.3 ft	Slight	NNW	4 s	1.8 ft NW	10 mph WNW
Mon 2	3.7 ft	Slight	E	4 s	1.2 ft NE	17 mph ESE
Tue 3	4.4 ft	Moderate	E	5 s	2.0 ft NE	19 mph SE

Today, every 3 hours

Time	12:00 am	3:00 am	6:00 am	9:00 am	12:00 pm	3:00 pm	6:00 pm	9:00 pm
Waves	2.4 ft	2.2 ft	2.1 ft	2.5 ft	2.8 ft	2.4 ft	2.1 ft	1.8 ft
Period	3.4 s	3.3 s	3.2 s	3.3 s	3.5 s	3.2 s	3.3 s	3.4 s
Direction	SSE	SSE	SSE	SE	SSE	S	SW	WSW
Swell	0.1 ft · 3 s	0.1 ft · 3 s	0.2 ft · 4 s	0.3 ft · 4 s	0.4 ft · 3 s	0.9 ft · 3 s	1.0 ft · 4 s	1.0 ft · 4 s
Wind (mph)	16 SSE	16 SSE	16 SE	20 SE	20 SSE	16 SW	14 SW	11 SSW

Previous days

The waves over the last 14 days. Tap a day to see it hour by hour.

Day	Max wave	Period	Swell
Tue 27	3.6 ft SSE	4 s	0.3 ft ESE
Mon 26	3.0 ft SSW	4 s	0.7 ft SSW
Sun 25	3.6 ft S	4 s	0.3 ft ESE
Sat 24	3.6 ft SSE	4 s	0.7 ft E
Fri 23	6.2 ft SE	5 s	1.0 ft ENE
Thu 22	2.3 ft S	4 s	1.0 ft WNW
Wed 21	2.3 ft NW	4 s	2.0 ft NW

Show all 14 days

Day	Max wave	Period	Swell
Tue 20	3.9 ft N	5 s	2.0 ft NNE
Mon 19	3.6 ft NE	4 s	1.0 ft NE
Sun 18	2.3 ft SSE	3 s	0.7 ft S
Sat 17	3.3 ft NW	5 s	2.0 ft NW
Fri 16	4.6 ft NNW	5 s	3.3 ft N
Thu 15	6.2 ft NNE	6 s	2.0 ft NE
Wed 14	3.6 ft NNE	6 s	0.7 ft NW

These are the models at the start of each day (ECMWF and GFS; waves from Météo-France), not readings from a weather station: there can be differences at specific spots.

Questions about the waves in KotlikQuestions

How are the waves today in Kotlik?

Slight (1.8 ft with a period of 3.4 s from the west-southwest). The highest wave to expect is around 3.8 ft.

Which day will have the biggest waves this week?

Saturday 31, with waves up to 4.6 ft (moderate).

What is the wave period?

The time, in seconds, between two crests. With long periods (over 10 s) waves come from far away, are cleaner and break harder; with short periods they are wind waves, choppier.

What is significant wave height?

The average of the highest third of the waves. One in seven is higher and, a few times a day, one comes in at almost double: today, about 3.8 ft.

More about Kotlik today

Waves near Kotlik

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Waves: Open-Meteo with Météo-France (MFWAM, up to 10 days) and ECMWF WAM, CC BY 4.0; wave grid point 13 mi away. Near the shore, the seabed and the shape of the coast change the waves.

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 9:23 pm (local time).

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