The surf forecast is 3+ ft and choppy right now for Marathon, ON

WEATHER FORECAST
47° SSW @ 17mph
BUOY 45136
5.2ft @ 6s
WATER TEMP
48° 5/3, Boots/Gloves(5)

Forecast

SUN 18

MON 19

TUE 20

WED 21

4am

Clean
Fair
Choppy

Conditions are 3+ ft and choppy at 4am on Sun 10/18

WINDSSW 17 mph

PRIMARYSW (227) 4.5 ft @ 6 sec

SECONDARY

No Tide Data

Forecast Details

Basic

Detail

Forecast

History

Saturday, Oct 17
SURF WIND SWELL
12pm
2+ ft
choppy

WSW

19mph
3.9ft
5s
WSW
6pm
2-4 ft
choppy

WSW

13mph
5ft
7s
SW

Sunday, Oct 18
SURF WIND SWELL
6am
3+ ft
choppy

SSW

18mph
4.6ft
6s
SW
12pm
2-4 ft
choppy

SSW

21mph
5.1ft
7s
SW
6pm
3-5 ft
choppy

SW

18mph
6.1ft
8s
SW

Monday, Oct 19
SURF WIND SWELL
6am
1-2 ft
fair

WNW

4mph
2.4ft
6s
WSW
12pm
1 ft
fair

W

4mph
1.4ft
5s
WSW
6pm
0-1 ft
clean

SW

2mph
0.8ft
5s
WSW

Tuesday, Oct 20
SURF WIND SWELL
6am
flat
clean

E

7mph
0.3ft
4s
WSW
12pm
flat
fair

SSE

5mph
0.2ft
4s
SW
6pm
0-1 ft
choppy

S

7mph
1.1ft
4s
S

Wednesday, Oct 21
SURF WIND SWELL
6am
1+ ft
choppy

S

12mph
2.5ft
4s
S
12pm
1 ft
choppy

S

14mph
2.2ft
4s
S
6pm
1 ft
choppy

SSW

9mph
2ft
4s
S

	SURF	WIND	SWELL
12pm	2+ ft choppy	WSW 19mph	3.9ft 5s WSW
6pm	2-4 ft choppy	WSW 13mph	5ft 7s SW

	SURF	WIND	SWELL
6am	3+ ft choppy	SSW 18mph	4.6ft 6s SW
12pm	2-4 ft choppy	SSW 21mph	5.1ft 7s SW
6pm	3-5 ft choppy	SW 18mph	6.1ft 8s SW

	SURF	WIND	SWELL
6am	1-2 ft fair	WNW 4mph	2.4ft 6s WSW
12pm	1 ft fair	W 4mph	1.4ft 5s WSW
6pm	0-1 ft clean	SW 2mph	0.8ft 5s WSW

	SURF	WIND	SWELL
6am	flat clean	E 7mph	0.3ft 4s WSW
12pm	flat fair	SSE 5mph	0.2ft 4s SW
6pm	0-1 ft choppy	S 7mph	1.1ft 4s S

	SURF	WIND	SWELL
6am	1+ ft choppy	S 12mph	2.5ft 4s S
12pm	1 ft choppy	S 14mph	2.2ft 4s S
6pm	1 ft choppy	SSW 9mph	2ft 4s S

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This forecast is for South-West facing beaches, and was updated Oct 17, 2026 @ 9:36pm.

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