The surf forecast is flat right now for Marathon, ON

  • WEATHER - LIVE
    51° NE @ 1mph
  • BUOY 45136
    0.3ft @ 3s
  • WATER TEMP
    36° 5/4+, Boots/Gloves(5+)

Forecast

Surf
Swell
  • 8ft
  • 6ft
  • 4ft
  • 2ft
SAT 6
SUN 7
MON 8
TUE 9
WED 10
6am
  • Clean
  • Fair
  • Choppy
Conditions are flat and clean at 6am on Sat 6/6
Compass Map
Forecast CompassCompass Wind ArrowCompass Primary Swell ArrowCompass Secondary Swell Arrow
Wind Arrow
WINDNNW 3 mph
Primary Swell Arrow
PRIMARYS (181) 0.3 ft @ 3 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
  • Saturday, Jun 6
    SURFWINDSWELL
    6am
    flat
    clean
    NNW
    3mph
    0.3ft
    3s
    S
    12pm
    flat
    clean
    N
    7mph
    0.2ft
    3s
    S
    6pm
    flat
    fair
    NNW
    5mph
    0ft
    0s
    S
  • Sunday, Jun 7
    SURFWINDSWELL
    6am
    flat
    clean
    ENE
    3mph
    0ft
    0s
    S
    12pm
    flat
    fair
    SW
    9mph
    0ft
    0s
    S
    6pm
    flat
    fair
    WSW
    7mph
    0ft
    0s
    S
  • Monday, Jun 8
    SURFWINDSWELL
    6am
    flat
    fair
    SSE
    3mph
    0.2ft
    2s
    S
    12pm
    1 ft
    choppy
    SSW
    12mph
    1.8ft
    4s
    S
    6pm
    1 ft
    choppy
    SSW
    11mph
    1.7ft
    4s
    S
  • Tuesday, Jun 9
    SURFWINDSWELL
    6am
    0-1 ft
    fair
    S
    5mph
    1.2ft
    4s
    S
    12pm
    0-1 ft
    fair
    SW
    6mph
    0.9ft
    4s
    S
    6pm
    0-1 ft
    fair
    SSW
    6mph
    1.2ft
    4s
    S
  • Wednesday, Jun 10
    SURFWINDSWELL
    6am
    1 ft
    fair
    SSE
    6mph
    1.6ft
    4s
    S
    12pm
    1+ ft
    choppy
    S
    13mph
    2.2ft
    5s
    S
    6pm
    1-2 ft
    choppy
    SSE
    15mph
    2.9ft
    5s
    S
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This forecast is for South-West facing beaches, and was updated Jun 6, 2026 @ 3:42am.
Read more about the Surf Captain forecasts.