The surf forecast is flat right now for Marathon, ON

  • WEATHER - LIVE
    24° NNE @ 8 → 17mph
  • BUOY FORECAST
    N2.5ft @ 4s
  • WATER TEMP
    43° 5/4+, Boots/Gloves(5+)

Forecast

Surf
Swell
5 day
16 day
  • 8ft
  • 6ft
  • 4ft
  • 2ft
WED 26
THU 27
FRI 28
SAT 29
SUN 30
1am
  • Clean
  • Fair
  • Choppy
Conditions are flat and clean at 1am on Wed 11/26
Compass Map
Forecast Compass Compass Wind Arrow Compass Primary Swell Arrow Compass Secondary Swell Arrow
Wind Arrow
WIND NE 20 mph
Primary Swell Arrow
PRIMARY NE (45) 1.6 ft @ 3 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
  • Wednesday, Nov 26
    SURF WIND SWELL
    6am
    flat
    clean
    NE
    23mph
    2ft
    3s
    NE
    12pm
    flat
    fair
    NNE
    26mph
    2.5ft
    4s
    NNE
    6pm
    flat
    choppy
    N
    24mph
    2.5ft
    4s
    N
  • Best Board for Wednesday
  • Thursday, Nov 27
    SURF WIND SWELL
    6am
    flat
    choppy
    NNW
    22mph
    2.7ft
    4s
    NW
    12pm
    flat
    choppy
    NNW
    21mph
    2.8ft
    4s
    NW
    6pm
    flat
    choppy
    NNW
    18mph
    2.4ft
    4s
    NW
  • Friday, Nov 28
    SURF WIND SWELL
    6am
    flat
    choppy
    NNW
    13mph
    1.2ft
    5s
    W
    12pm
    flat
    choppy
    NNW
    12mph
    1.1ft
    5s
    W
    6pm
    flat
    clean
    N
    9mph
    0.7ft
    5s
    W
  • Saturday, Nov 29
    SURF WIND SWELL
    6am
    flat
    clean
    NE
    7mph
    0.4ft
    4s
    WSW
    12pm
    flat
    clean
    NNE
    6mph
    0.4ft
    4s
    WSW
    6pm
    flat
    clean
    NE
    7mph
    0.2ft
    3s
    WSW
  • Best Surf Trip
    This Week’s Swell? You Could Be On It.
  • Sunday, Nov 30
    SURF WIND SWELL
    6am
    flat
    clean
    NNE
    8mph
    0ft
    0s
    S
    12pm
    flat
    fair
    N
    10mph
    0ft
    0s
    S
    6pm
    flat
    fair
    NNW
    6mph
    0.2ft
    4s
    W
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This forecast is for South-West facing beaches, and was updated Nov 26, 2025 @ 2:54pm.
Read more about the Surf Captain forecasts.