The surf forecast is flat right now for Marathon, ON

  • WEATHER - LIVE
    21° NNW @ 5mph
  • BUOY FORECAST
    NW2.3ft @ 4s
  • WATER TEMP
    43° 5/4+, Boots/Gloves(5+)

Forecast

Surf
Swell
5 day
16 day
  • 8ft
  • 6ft
  • 4ft
  • 2ft
THU 27
FRI 28
SAT 29
SUN 30
MON 1
1am
  • Clean
  • Fair
  • Choppy
Conditions are flat and choppy at 1am on Thu 11/27
Compass Map
Forecast Compass Compass Wind Arrow Compass Primary Swell Arrow Compass Secondary Swell Arrow
Wind Arrow
WIND N 22 mph
Primary Swell Arrow
PRIMARY NNW (337) 2.5 ft @ 4 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
  • Thursday, Nov 27
    SURF WIND SWELL
    6am
    flat
    choppy
    NNW
    21mph
    2.6ft
    4s
    NW
    12pm
    flat
    choppy
    NNW
    19mph
    2.2ft
    4s
    NNW
    6pm
    flat
    choppy
    NNW
    18mph
    2.3ft
    4s
    NW
  • Best Board for Thursday
  • Friday, Nov 28
    SURF WIND SWELL
    6am
    flat
    choppy
    NNW
    13mph
    1.8ft
    3s
    NW
    12pm
    flat
    choppy
    NNW
    13mph
    1.1ft
    5s
    W
    6pm
    flat
    fair
    NNW
    7mph
    0.9ft
    5s
    W
  • Saturday, Nov 29
    SURF WIND SWELL
    6am
    flat
    clean
    NE
    5mph
    0.4ft
    4s
    W
    12pm
    flat
    clean
    ENE
    3mph
    0.3ft
    3s
    WSW
    6pm
    flat
    clean
    NE
    9mph
    0.2ft
    3s
    WSW
  • Sunday, Nov 30
    SURF WIND SWELL
    6am
    flat
    clean
    NNE
    7mph
    0ft
    0s
    S
    12pm
    flat
    choppy
    NNW
    11mph
    0ft
    0s
    S
    6pm
    1 ft
    choppy
    NW
    10mph
    1.6ft
    5s
    WSW
  • Best Surf Trip
    This Forecast Looks Perfect. Book the Trip to Match.
  • Monday, Dec 1
    SURF WIND SWELL
    6am
    1 ft
    clean
    NNE
    12mph
    1.6ft
    6s
    WSW
    12pm
    1 ft
    fair
    N
    8mph
    1.6ft
    5s
    WSW
    6pm
    1 ft
    choppy
    WSW
    11mph
    2ft
    4s
    WSW
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This forecast is for South-West facing beaches, and was updated Nov 27, 2025 @ 2:43pm.
Read more about the Surf Captain forecasts.