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Surf Forecasts

Grand Marias surfForecast / Lake Superior / USA

information circle48hr Weather and Surf, issued 1 am Wednesday 12 Mar 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Grand Marias surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grand Marias sea temperature is
0.1° C
 (Which is 2.0°C colder than average for this time of year)

How big are the waves at Grand Marias today?

The current surf forecast for Grand Marias at 6AM is: 0.3m 4s primary swell from a Northwest direction (forecast issued at 01:00am March 12). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (12 Mar)0.5ft (0.1m)4s
Afternoon (12 Mar)--
Evening (12 Mar)--

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

Hourly12 Days
Lake Superior Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 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
0
0
0
0
0
0
0
0
0
0
0
0
!
0
0
0
0
0
0
0
2
1
1
0
1
2
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.8
NW
0.6
NW
0.4
NW
0.2
WNW
0.1
NW
0.9
SSE
0.7
SSE
0.6
SE
0.8
SSE
0.8
S
0.8
SSW
0.7
SW
0.6
SSW
0.4
SSW
0.3
S
0.4
SE
0.7
SE
0.9
SSE
1.1
SE
1.2
SE
1.4
SE
1.4
SE
1.5
SE
1.7
SE
0.1
NE
0.1
NE
0.2
ENE
0.2
ENE
0.2
ENE
0.2
ENE
0.2
ENE
1.7
SSE
1.7
SSE
1.8
S
2
SW
2.4
W
3
WNW
3.5
WNW
3.5
WNW
3.5
WNW
3.5
WNW
3
WNW
2.5
WNW
2.3
WNW
2
WNW
1.1
WNW
1.5
WSW
0.5
WNW
1.6
WSW
1.7
W
——————————
Period(s) (?)65444544444444334555566667677776666799999988876666----------
Wave
Graph
(?)Metric surfscale
Energy (?)4616521000000000000000000022455550000585165821242237208619311399953688437134176231792250000000000
Wind
(km/h)
5
ENE
10
SE
10
SSE
15
SSE
20
SSE
20
SSE
15
S
15
SSE
15
SSE
15
S
15
SW
10
WSW
10
SW
5
SW
5
SSE
10
SE
15
SSE
15
SE
15
SE
20
SE
20
SSE
20
SSE
25
SE
25
SE
25
SE
25
ESE
30
ESE
25
SE
20
SE
35
SSE
30
S
35
SSW
30
S
20
S
10
S
20
NW
25
WNW
35
WNW
35
WNW
35
WNW
40
NW
40
NW
35
WNW
25
WNW
20
WSW
15
S
25
SSE
30
S
25
S
25
SSW
15
SW
15
W
25
N
35
NNW
30
NW
30
NW
25
WNW
25
W
35
WNW
35
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
off		offoffcross-
off		offoffoffoffoffcross-
off		cross-
off		cross-
off		glassglasscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffoffoffcross-
on		crosscross-
on		crosscrosscross-
on		cross-
on		cross-
on		crosscross-
off		offoffoffoffoffcross-
off		crossononcross-
on		cross-
on		crosscross-
off		crosscross
High Tide
/ height (m)
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Low Tide
/ height (m)
n/a
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Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Sunrise----8:03-------8:00-------8:00------7:58-------7:56-------7:54-------7:52-------7:50
Sunset------7:45-------7:45-------7:47-------7:49-------7:50-------7:52-------7:52-----
cloudcloudcloudcloudcloudcloudcloudpart cloudpart cloudpart cloudpart cloudpart cloudcloudcloudcloudpart cloudpart cloudpart cloudcloudpart cloudcloudlight raincloudpart cloudpart cloudpart cloudcloudcloudcloudlight rainlight rainclearclearcloudcloudlight rainlight snowlight snowlight snowcloudcloudcloudcloudpart cloudcloudcloudcloudcloudcloudpart cloudpart cloudclearcloudlight snowlight snowcloudclearclearpart cloudcloud
Rain (mm)
---------------------1-------11----1------------------------
Temp. °C-5-5-4-4-2231000025642223578898991010109766310-1-10-1-1-2-1233554221-1-10-10-1
Feels °C (?)-9-10-9-10-9-4-2-4-6-6-5-5-2230-3-3-3-3-123232346341013-2-6-9-11-11-10-12-11-10-7-4-5-5-2-1-1-3-4-7-10-9-7-8-10-10
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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.

View detailed surf forecast for Grand Marias at:
surf-forecast.com

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