Grand Marias Surf Break

Lat Long: 46.67° N 86.11° W

Issued: 1 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Grand Marias sea temperature is
5.7° C

Slightly cooler than normal

Grand Marias surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 14°C on Tue night, min 5°C on Sun night). Wind will be generally light.

Sunday
21
Monday
22
Tuesday
23
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
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
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
WNW
3
0.3
NW
2
0.4
NW
3
0.5
NW
4
0.6
NW
4
0.5
NW
4
0.4
NW
4
0.3
NW
4
0.3
NW
3
Wave Graph
Metric surfscale
Energy kJ
1
0
0
0
0
0
0
0
0
0
0
0
1
2
6
9
7
4
2
2
0
0
0
0
Wind (km/h)
10
WSW
5
W
5
W
10
WNW
10
NNW
10
NNE
10
NNE
5
NNW
10
NNW
5
NW
15
WNW
15
WNW
15
WNW
15
WNW
10
WNW
10
WNW
10
WNW
10
WNW
10
WNW
5
NW
10
NW
10
NW
5
N
15
ESE
Wind State
cross-off
cross
glassy
cross
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
glassy
cross-off
High Tide
Low Tide
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:40
9:40
9:42
 mm
Temp °C
10
10
9
10
11
12
10
8
5
5
6
7
9
9
8
7
7
7
8
11
12
13
13
12
Feels °C
8
8
8
8
8
10
8
6
2
3
2
3
6
5
5
4
4
5
6
9
10
11
12
9
Swell 1
Height (m)
Direction
Period (s)
0.4
NW
4
0.3
NW
4
0.3
NW
3
Energy kJ
4
2
2
Swell 2
Height (m)
Direction
Period (s)
Energy kJ
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.2
WNW
3
0.3
NW
2
0.4
NW
3
0.5
NW
4
0.6
NW
4
0.5
NW
4
Energy kJ
1
1
2
6
9
7
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
Distance (km)
1205
1209
1209
1222
1241
1687
1687
1210
1231
1268
1777
2819
2819
1339
1249
2878
1249
1195
1195
1197
1197
1195
1197
1197
Best forecast wave conditions in Lake Superior
Rating
(10 max)
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
2
2
2
3
3
3
4
3
1
1
2
2
3
3
3
3
3
1
2
3
Header Global
Rating
(10 max)
9
8
8
7
7
7
6
6
5
7
6
5
5
5
5
5
6
5
5
5
5
6
8
8
  • 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
How to use the Wavefinder 

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 Grand Marias 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.


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