The surf forecast is flat right now for Marathon, ON

  • WEATHER - LIVE
    -21° NE @ 1mph
  • BUOY FORECAST
    S0undefined @ 0s
  • WATER TEMP
    35° 5/4+, Boots/Gloves(5+)

Forecast

Surf
Swell
5 day
16 day
  • 8ft
  • 6ft
  • 4ft
  • 2ft
FRI 30
SAT 31
SUN 1
MON 2
7am
  • Clean
  • Fair
  • Choppy
Conditions are flat and clean at 7am on Thu 1/29
Compass Map
Forecast Compass Compass Wind Arrow Compass Primary Swell Arrow Compass Secondary Swell Arrow
Wind Arrow
WIND NNE 10 mph
Primary Swell Arrow
PRIMARY S (180) 0.2 ft @ 0 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
  • Thursday, Jan 29
    SURF WIND SWELL
    12pm
    flat
    clean
    NNE
    9mph
    0ft
    0s
    S
    6pm
    flat
    clean
    NNE
    9mph
    0ft
    0s
    S
  • Best Board for Thursday
  • Friday, Jan 30
    SURF WIND SWELL
    6am
    flat
    clean
    N
    9mph
    0ft
    0s
    S
    12pm
    flat
    clean
    NNE
    15mph
    0ft
    0s
    S
    6pm
    flat
    clean
    N
    12mph
    0.6ft
    3s
    NNW
  • Saturday, Jan 31
    SURF WIND SWELL
    6am
    flat
    clean
    NNE
    5mph
    0.3ft
    2s
    N
    12pm
    flat
    clean
    SW
    3mph
    0ft
    0s
    S
    6pm
    flat
    fair
    SW
    8mph
    0ft
    0s
    S
  • Sunday, Feb 1
    SURF WIND SWELL
    6am
    1 ft
    choppy
    SSW
    13mph
    2.1ft
    4s
    SW
    12pm
    1+ ft
    choppy
    SSW
    16mph
    2.8ft
    5s
    SW
    6pm
    2+ ft
    choppy
    SSW
    15mph
    3.6ft
    5s
    SSW
  • Best Surf Trip
    This Forecast Looks Perfect. Book the Trip to Match.
  • Monday, Feb 2
    SURF WIND SWELL
    6am
    1 ft
    fair
    N
    16mph
    1.7ft
    5s
    S
    12pm
    0-1 ft
    clean
    NNE
    13mph
    0.7ft
    5s
    WSW
    6pm
    flat
    clean
    NNE
    15mph
    0.2ft
    4s
    WSW
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This forecast is for South-West facing beaches, and was updated Jan 29, 2026 @ 8:44pm.
Read more about the Surf Captain forecasts.