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Surf Forecasts:

Keweenaw Peninsula surfForecast / Lake Superior / USA

information circle48hr Weather and Surf, issued 7 pm Tuesday 21 Oct 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Keweenaw Peninsula surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Keweenaw Peninsula sea temperature is
13.5° C
 (Which is 6.3°C warmer than normal for this time of year)

How big are the waves at Keweenaw Peninsula today?

The current surf forecast for Keweenaw Peninsula at 1AM is: 2.5m 7s primary swell from a Northeast direction (forecast issued at 07:00pm October 21). An open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 3.

Time (EDT) & DateWave HeightWave Period
Morning (22 Oct)5.5ft (1.7m)6s
Afternoon (22 Oct)4ft (1.2m)5s
Evening (22 Oct)4ft (1.2m)5s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
!
3
3
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 (?)
3
ENE
2.5
NE
2.5
NE
2.5
NE
2.2
NE
1.8
NNE
1.5
NNE
1.2
N
1
N
1.1
NNW
1.3
N
1.2
NNW
1.4
NNW
1.6
NNW
1.6
NNW
1.4
NNW
1.3
NNW
1.1
NNW
1
NNW
0.8
NNW
0.7
NNW
0.7
NNW
0.4
NNW
0.3
NW
Period(s) (?)777766555455555555444433
Wave
Graph
(?)Metric surfscale
Energy kJ (?)791761754593376214121744152887510914914910274544222141351
Wind
(km/h)
25
SW
20
S
0
SE
20
N
35
N
35
N
35
N
35
N
30
N
35
NNW
30
NNW
30
NNW
30
NNW
35
NW
30
NW
30
NW
30
NW
30
NW
30
NNW
20
NNW
25
NW
25
NW
20
NW
20
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		offglassonononononcross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		cross
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
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
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
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
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
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
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Sunrise------8:19-------8:22-------8:22-
Sunset6:53-------6:52-------6:51-------
light rain
light rain
cloud
light rain
light rain
light rain
light rain
light rain
light rain
cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
Rain (mm)
22-121221-11------------
Temp. °C988987668887777778777766
Feels °C (?)44751-1-2-2101-1-1-2-1-1-10011001
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for Lake Superior

  1. weather stationWind Update Cross-off wind has turned cross-on at Keweenaw Peninsula (fresh winds from the N at Hancock Airport 40 km from Keweenaw Peninsula). not gfswave

    1 hour 17 minutes ago Keweenaw Peninsula
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40 km away, 1 h 17 min ago

35 km/h
N
7.8
13.5
Air / Water (°C)
Please reload the page to see if there are any updates.

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 Keweenaw Peninsula 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 Keweenaw Peninsula at:
surf-forecast.com

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