The surf forecast is 1+ ft and slightly choppy right now for Marathon, ON

WEATHER - LIVE
58° W @ 5mph
BUOY 45136
3ft @ 5s
WATER TEMP
59° 4/3, Boots/Gloves(3)

Forecast

SUN 13

MON 14

TUE 15

WED 16

10pm

Clean
Fair
Choppy

Conditions are 1+ ft and choppy at 10pm on Sat 9/12

WINDWNW 7 mph

PRIMARYSW (234) 2.2 ft @ 5 sec

SECONDARYS (183) 1 ft @ 5 sec

No Tide Data

Forecast Details

Basic

Detail

Forecast

History

Sunday, Sep 13
SURF WIND SWELL
6am
1+ ft
fair

NW

7mph
2ft
5s
SW
12pm
1 ft
choppy

W

11mph
1.5ft
5s
WSW
6pm
1 ft
choppy

NW

11mph
1.9ft
5s
WSW

Monday, Sep 14
SURF WIND SWELL
6am
1 ft
clean

NE

6mph
1.2ft
5s
WSW
12pm
0-1 ft
fair

SSW

6mph
0.7ft
5s
WSW
6pm
0-1 ft
choppy

S

11mph
0.9ft
2s
SSW

Tuesday, Sep 15
SURF WIND SWELL
6am
3-5 ft
choppy

S

24mph
7.2ft
7s
S
12pm
3-4+ ft
choppy

WSW

24mph
6.2ft
7s
SSW
6pm
3-4+ ft
choppy

W

19mph
5.8ft
7s
WSW

Wednesday, Sep 16
SURF WIND SWELL
6am
2 ft
clean

N

9mph
2.3ft
6s
SW
12pm
1 ft
clean

N

6mph
1.3ft
5s
SW
6pm
0-1 ft
fair

WSW

5mph
0.6ft
4s
WSW

Thursday, Sep 17
SURF WIND SWELL
6am
flat
clean

ENE

8mph
0.2ft
3s
WSW
12pm
flat
clean

ENE

12mph
0ft
0s
S
6pm
flat
fair

NW

5mph
0ft
0s
S

	SURF	WIND	SWELL
6am	1+ ft fair	NW 7mph	2ft 5s SW
12pm	1 ft choppy	W 11mph	1.5ft 5s WSW
6pm	1 ft choppy	NW 11mph	1.9ft 5s WSW

	SURF	WIND	SWELL
6am	1 ft clean	NE 6mph	1.2ft 5s WSW
12pm	0-1 ft fair	SSW 6mph	0.7ft 5s WSW
6pm	0-1 ft choppy	S 11mph	0.9ft 2s SSW

	SURF	WIND	SWELL
6am	3-5 ft choppy	S 24mph	7.2ft 7s S
12pm	3-4+ ft choppy	WSW 24mph	6.2ft 7s SSW
6pm	3-4+ ft choppy	W 19mph	5.8ft 7s WSW

	SURF	WIND	SWELL
6am	2 ft clean	N 9mph	2.3ft 6s SW
12pm	1 ft clean	N 6mph	1.3ft 5s SW
6pm	0-1 ft fair	WSW 5mph	0.6ft 4s WSW

	SURF	WIND	SWELL
6am	flat clean	ENE 8mph	0.2ft 3s WSW
12pm	flat clean	ENE 12mph	0ft 0s S
6pm	flat fair	NW 5mph	0ft 0s S

Check 16-days forecast with
Surf Captain Pro

Upgrade to Pro

This forecast is for South-West facing beaches, and was updated Sep 12, 2026 @ 9:42pm.

Read more about the Surf Captain forecasts.

Forecast Services

Surf Captain Mobile

Surf Captain Widgets

Add Surf Captain Widgets to your website. Choose from two different widget types to provide the 3 day surf forecast or current conditions on your site.

View Service

Surf Etiquette Guide

We created the Surf Captain Surf Etiquette guide to hand out to surf schools and surf shops to help educate the new wave of beginner surfers. Free for those willing to help educate.

View Service

Cross Promotional Tide Charts

The Surf Captain cross promotional tide charts offer you and your business and easy and inexpensive way to market your brand. The tide charts are 3 months front, and 3 months back, with your logo and business info on the top of each side.

View Service

Surf Captain Mini Handbook

The Surf Captain Mini Handbooks - A Simple Guide to Surf Forecasting. The Mini Handbook is a trifold brochure providing the basic understandings of ocean wave science and surf forecasting.

View Service