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Surf Forecasts:

Ontonagon surfForecast / Lake Superior / USA

information circle48hr Weather and Surf, issued 12 pm Thursday 29 Jan 2026 EST
Forecast update in hr  min  s Forecast update imminent
Ontonagon surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ontonagon sea temperature is
0.4° C
 (Which is 1.8°C colder than average for this time of year)

How big are the waves at Ontonagon today?

The current surf forecast for Ontonagon at 6PM is: 0.7m 4s primary swell from a North-northeast direction (forecast issued at 12:00pm January 29). The wind direction is predicted to be onshore.

Time (EST) & DateWave HeightWave Period
Morning (29 Jan)1.5ft (0.5m)3s
Afternoon (29 Jan)1.5ft (0.5m)3s
Evening (29 Jan)3ft (0.9m)4s

Table - waves today at Ontonagon. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
29
Friday
30
Saturday
31
Sunday
01
10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.5
N
0.5
N
0.6
NNE
0.8
NNE
1
NNE
0.9
NNE
0.8
NNE
0.7
N
0.9
NNW
0.7
NNW
0.7
NNW
0.9
NNW
0.8
N
0.6
N
0.4
NNW
0.2
NNW
0.1
NE
0.3
W
0.4
WSW
0.5
SW
0.6
SW
0.8
SW
0.9
SW
0.9
SSW
Period(s) (?)333444444444443342344445
Wave
Graph
(?)Metric surfscale
Energy kJ (?)5591634251713341717292193111000000
Wind
(km/h)
15
NW
10
NW
15
N
15
NNE
15
NNE
15
NNE
20
N
20
NNE
25
NNE
20
N
20
N
20
N
20
NNE
20
NNE
15
N
10
N
5
N
5
WNW
10
W
10
SSW
10
SSW
15
S
15
S
15
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		ononcross-
on		onononononononononononglasscross-
on		crossoffoffoffoffoff
High Tide
/ height (m)
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
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n/a
n/a
n/a
n/a
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n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Low Tide
/ height (m)
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
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n/a
Thursday
29
Friday
30
Saturday
31
Sunday
01
Sunrise--------8:23-------8:22-------
Sunset--5:54-------5:55-------5:58-----
light snow
light snow
light snow
light snow
light snow
light snow
light snow
light snow
light snow
cloud
cloud
light snow
light snow
cloud
cloud
cloud
part cloud
cloud
cloud
clear
part cloud
part cloud
part cloud
part cloud
Rain (mm)
------------------------
Temp. °C-12-11-11-12-13-13-12-14-11-12-11-9-9-9-10-12-11-8-7-12-13-14-13-11
Feels °C (?)-18-17-17-18-19-20-19-21-19-19-18-16-16-16-16-17-15-12-12-17-18-20-19-17
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ontonagon surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Ontonagon at:
surf-forecast.com

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