TidePlanet

Waves in Two Harbors

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 6:37 pm (PDT)
Now · significant height 3.2 ft
Sea state
Slight · Douglas 3
Period
11.3 s · WSW
Swell
2.2 ft · 6 s
Highest expected
6.3 ft

Today the sea at Two Harbors is slight: 3.2 ft waves with a period of 11.3 s from the west-southwest. The swell, 2.2 ft at 6 s, comes from the west-northwest. Biggest waves: Sunday 1, with waves up to 7.7 ft (moderate).

Wave height, next 7 days

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 common1.6 ft
  • Significant3.2 ft
  • Highest expected6.3 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 6.3 ft. Before heading out, expect waves of up to 6.3 ft.

The Douglas sea state scale

DegreeNameWave 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 3.6 ft Slight WSW 12 s 3.1 ft W 9 mph SSW
Thu 29 3.1 ft Slight SW 13 s 2.5 ft SSW 9 mph SSW
Fri 30 3.7 ft Slight SW 13 s 2.8 ft SSW 7 mph SSW
Sat 31 3.4 ft Slight SSW 15 s 3.2 ft SSW 8 mph SSW
Sun 1 7.7 ft Moderate WSW 15 s 6.4 ft SW 12 mph NW
Mon 2 7.0 ft Moderate WSW 13 s 6.1 ft WSW 6 mph NNW
Tue 3 3.5 ft Slight SW 14 s 2.7 ft SSW 7 mph WNW

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 3.5 ft3.6 ft3.5 ft3.5 ft3.4 ft3.3 ft3.2 ft3.1 ft
Period 8.8 s8.9 s9.4 s10.0 s10.5 s10.9 s11.2 s11.5 s
Direction WWWWSWWSWWSWWSWWSW
Swell 3.0 ft · 5 s3.1 ft · 5 s3.0 ft · 5 s2.7 ft · 6 s2.6 ft · 6 s2.4 ft · 6 s2.2 ft · 6 s2.1 ft · 8 s
Wind (mph) 7 SW9 SW8 S7 S7 SW9 SW6 SW6 S

Previous days

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

DayMax wavePeriodSwell
Tue 27 3.6 ft W9 s3.0 ft WNW
Mon 26 3.9 ft WSW9 s2.6 ft WSW
Sun 25 3.0 ft WSW11 s2.3 ft SW
Sat 24 4.6 ft W11 s4.3 ft WNW
Fri 23 5.6 ft WSW10 s4.9 ft W
Thu 22 4.3 ft SW10 s2.6 ft S
Wed 21 4.3 ft SW13 s3.0 ft S
Show all 14 days
DayMax wavePeriodSwell
Tue 20 4.6 ft WSW12 s3.0 ft SSW
Mon 19 4.3 ft SW13 s3.3 ft SSW
Sun 18 4.3 ft SSW15 s3.3 ft SSW
Sat 17 3.0 ft SSW15 s2.6 ft SSW
Fri 16 3.3 ft SW14 s2.3 ft SSW
Thu 15 3.6 ft SW13 s2.6 ft SSW
Wed 14 4.6 ft SW13 s3.3 ft SSW

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 Two HarborsQuestions

How are the waves today in Two Harbors?

Slight (3.2 ft with a period of 11.3 s from the west-southwest). The highest wave to expect is around 6.3 ft.

Which day will have the biggest waves this week?

Sunday 1, with waves up to 7.7 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 6.3 ft.

More about Two Harbors today

Waves near Two Harbors

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 2.8 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 6:37 pm (local time).

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