The surf forecast is flat right now for Marathon, ON

  • WEATHER FORECAST
    42° ENE @ 7mph
  • BUOY 45136
    1ft @ 3s
  • WATER TEMP
    36° 5/4+, Boots/Gloves(5+)

Forecast

Surf
Swell
  • 8ft
  • 6ft
  • 4ft
  • 2ft
SAT 30
SUN 31
MON 1
TUE 2
WED 3
5am
  • Clean
  • Fair
  • Choppy
Conditions are flat and clean at 5am on Sat 5/30
Compass Map
Forecast CompassCompass Wind ArrowCompass Primary Swell ArrowCompass Secondary Swell Arrow
Wind Arrow
WINDENE 6 mph
Primary Swell Arrow
PRIMARYSW (231) 0.3 ft @ 3 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
  • Saturday, May 30
    SURFWINDSWELL
    6am
    flat
    clean
    ENE
    5mph
    0.2ft
    3s
    SW
    12pm
    flat
    fair
    SSW
    7mph
    0.2ft
    4s
    SSE
    6pm
    flat
    fair
    SW
    6mph
    0.2ft
    3s
    S
  • Sunday, May 31
    SURFWINDSWELL
    6am
    flat
    clean
    S
    2mph
    0ft
    0s
    S
    12pm
    flat
    fair
    SW
    9mph
    0ft
    0s
    S
    6pm
    flat
    fair
    SSW
    5mph
    0ft
    0s
    S
  • Monday, Jun 1
    SURFWINDSWELL
    6am
    flat
    clean
    NE
    9mph
    0ft
    0s
    S
    12pm
    flat
    clean
    NE
    4mph
    0ft
    0s
    S
    6pm
    flat
    fair
    WNW
    3mph
    0ft
    0s
    S
  • Tuesday, Jun 2
    SURFWINDSWELL
    6am
    flat
    clean
    N
    3mph
    0ft
    0s
    S
    12pm
    flat
    choppy
    W
    13mph
    0ft
    0s
    S
    6pm
    flat
    choppy
    W
    15mph
    0ft
    0s
    S
  • Wednesday, Jun 3
    SURFWINDSWELL
    6am
    flat
    fair
    SSE
    5mph
    0ft
    0s
    S
    12pm
    flat
    choppy
    WSW
    15mph
    0.6ft
    2s
    S
    6pm
    flat
    choppy
    WSW
    12mph
    0.5ft
    2s
    S
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This forecast is for South-West facing beaches, and was updated May 30, 2026 @ 3:48am.
Read more about the Surf Captain forecasts.

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