Waves in Mingan

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 7:24 pm (EDT)

Now · significant height 4.7 ft

Sea state: Moderate · Douglas 4
Period: 5.1 s · WSW
Swell: 2.0 ft · 5 s
Highest expected: 9.7 ft

Today the sea at Mingan is moderate: 4.7 ft waves with a period of 5.1 s from the west-southwest. The swell, 2.0 ft at 5 s, comes from the southwest. Biggest waves: Monday 2, with waves up to 6.0 ft (moderate).

Wave height, next 7 days

2.04.06.0 ft 6.0 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 common2.4 ft
Significant4.7 ft
Highest expected9.7 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 9.7 ft. Before heading out, expect waves of up to 9.7 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	1.6 ft–4.1 ft
4	Moderate · today	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	5.1 ft	Moderate	WSW	5 s	3.1 ft SW	11 mph W
Thu 29	4.2 ft	Moderate	WSW	5 s	3.0 ft WSW	7 mph SW
Fri 30	3.8 ft	Slight	WSW	5 s	3.4 ft WSW	13 mph WNW
Sat 31	2.0 ft	Slight	W	4 s	1.9 ft WSW	11 mph NNW
Sun 1	4.5 ft	Moderate	WSW	5 s	2.0 ft SW	9 mph W
Mon 2	6.0 ft	Moderate	WSW	6 s	3.8 ft WSW	15 mph WNW
Tue 3	1.8 ft	Slight	WSW	4 s	1.6 ft WSW	7 mph WNW

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	4.3 ft	4.0 ft	3.5 ft	3.7 ft	4.8 ft	5.0 ft	4.7 ft	4.6 ft
Period	4.9 s	4.9 s	4.7 s	4.6 s	4.8 s	4.9 s	5.0 s	5.3 s
Direction	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW
Swell	2.1 ft · 5 s	2.3 ft · 5 s	2.2 ft · 5 s	1.3 ft · 5 s	0.5 ft · 6 s	0.7 ft · 6 s	1.4 ft · 6 s	2.6 ft · 5 s
Wind (mph)	9 WNW	9 WNW	6 WNW	8 W	10 W	11 WSW	11 WSW	7 W

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	4.3 ft W	5 s	2.6 ft WSW
Mon 26	5.9 ft WSW	6 s	2.6 ft SW
Sun 25	4.6 ft WSW	5 s	3.3 ft WSW
Sat 24	4.6 ft SW	6 s	3.0 ft S
Fri 23	1.6 ft NE	6 s	1.0 ft E
Thu 22	1.3 ft WSW	4 s	1.3 ft WSW
Wed 21	1.3 ft SW	4 s	1.0 ft WSW

Show all 14 days

Day	Max wave	Period	Swell
Tue 20	3.0 ft WSW	5 s	2.6 ft WSW
Mon 19	3.6 ft SSW	5 s	2.6 ft SW
Sun 18	5.9 ft WSW	6 s	4.6 ft WSW
Sat 17	4.9 ft W	5 s	2.6 ft S
Fri 16	3.0 ft WSW	5 s	2.6 ft WSW
Thu 15	3.9 ft W	5 s	2.6 ft SW
Wed 14	1.3 ft SE	4 s	1.0 ft S

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 MinganQuestions

How are the waves today in Mingan?

Moderate (4.7 ft with a period of 5.1 s from the west-southwest). The highest wave to expect is around 9.7 ft.

Which day will have the biggest waves this week?

Monday 2, with waves up to 6.0 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 9.7 ft.

More about Mingan today

Waves near Mingan

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 5.8 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 7:24 pm (local time).

Spotted a mistake? Tell us · Where the weather and sea data come from