The surf forecast is flat right now for St Catharine's Beach, ON

  • WEATHER - LIVE
    68° SE @ 9mph
  • BUOY 45139
    1.3ft @ 4s
  • WATER TEMP
    71° Long Arm Spring

Forecast

  • 8ft
  • 6ft
  • 4ft
  • 2ft
SAT 22
SUN 23
MON 24
TUE 25
3am
  • Clean
  • Fair
  • Choppy
Conditions are flat and clean at 3am on Sat 8/22
Compass Map
Forecast CompassCompass Wind ArrowCompass Primary Swell ArrowCompass Secondary Swell Arrow
Wind Arrow
WINDSSE 8 mph
Primary Swell Arrow
PRIMARYENE (67) 0.5 ft @ 3 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
Forecast
History
  • Saturday, Aug 22
    SURFWINDSWELL
    6am
    flat
    clean
    S
    6mph
    0.4ft
    3s
    ENE
    12pm
    flat
    clean
    S
    6mph
    0.3ft
    3s
    ENE
    6pm
    flat
    clean
    NW
    8mph
    0.2ft
    3s
    ENE
  • Sunday, Aug 23
    SURFWINDSWELL
    6am
    flat
    clean
    WNW
    16mph
    0.2ft
    3s
    ENE
    12pm
    flat
    clean
    W
    21mph
    1.8ft
    3s
    W
    6pm
    flat
    clean
    W
    21mph
    2.3ft
    4s
    W
  • Monday, Aug 24
    SURFWINDSWELL
    6am
    flat
    clean
    SW
    19mph
    1.5ft
    3s
    WSW
    12pm
    flat
    clean
    W
    18mph
    1.7ft
    3s
    W
    6pm
    flat
    fair
    NW
    15mph
    1.2ft
    3s
    WNW
  • Tuesday, Aug 25
    SURFWINDSWELL
    6am
    flat
    clean
    WNW
    10mph
    0.8ft
    3s
    NNW
    12pm
    flat
    clean
    NW
    10mph
    0.4ft
    3s
    N
    6pm
    flat
    clean
    WSW
    6mph
    0ft
    0s
    S
  • Wednesday, Aug 26
    SURFWINDSWELL
    6am
    flat
    clean
    WSW
    5mph
    0ft
    0s
    S
    12pm
    flat
    clean
    WSW
    4mph
    0ft
    0s
    S
    6pm
    flat
    clean
    SSW
    9mph
    0ft
    0s
    S
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This forecast is for beaches with direct offshore winds from South to West, and was updated Aug 21, 2026 @ 9:35pm.
Read more about the Surf Captain forecasts.

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