Grand Marias Surf Break

Lat Long: 46.67° N 86.11° W

Grand Marias 48 hour detailed Surf Forecast

Issued: 1 am 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's Grand Marias sea temperature is
12.9° C
2.7° 

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

Short Range Forecast

Light rain (total 7mm), mostly falling on Fri night. Warm (max 26°C on Fri afternoon, min 15°C on Thu morning). Wind will be generally light.

Thursday
6
Friday
7
Saturday
8
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)
0.4
S
3
0.5
S
4
0.5
S
4
0.4
S
3
0.5
S
3
0.9
S
4
1.2
S
5
1.2
SSW
5
1.1
SSW
5
1
SSW
5
0.8
SSW
5
0.6
S
4
0.5
S
4
0.5
S
4
0.4
SSW
4
0.3
WSW
3
0.4
WSW
4
0.5
W
4
0.5
W
4
0.4
WNW
4
0.3
W
4
0.2
WNW
4
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
8
6
4
2
Wind (km/h)
10
SSW
10
S
10
SSW
10
SSW
5
W
10
ESE
15
SSE
20
S
20
S
20
S
15
SSW
15
SSW
10
SW
15
S
25
S
15
W
10
W
10
WNW
15
WNW
25
WNW
20
WNW
15
NW
5
WSW
5
SE
Wind State
off
off
off
cross-off
glassy
cross-off
cross-off
off
off
off
off
cross-off
cross-off
off
off
cross
cross
cross
cross
cross-on
cross
cross-on
cross-off
cross-off
High Tide
Low Tide
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
rain showers
clear
part cloud
cloud
part cloud
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:08
9:07
9:06
 mm
7
Temp °C
15
15
15
20
23
23
22
18
17
17
17
22
25
26
24
17
16
15
16
15
17
17
17
18
Feels °C
12
13
13
19
22
22
20
15
14
15
16
21
24
25
22
17
16
15
15
12
14
15
16
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
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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