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

  • WEATHER - LIVE
    33° SSE @ 8mph
  • BUOY FORECAST
    S0undefined @ 0s
  • WATER TEMP
    39° 5/4+, Boots/Gloves(5+)

Forecast

Surf
Swell
5 day
16 day
  • 8ft
  • 6ft
  • 4ft
  • 2ft
THU 18
FRI 19
SAT 20
SUN 21
7am
  • Clean
  • Fair
  • Choppy
Conditions are flat and fair at 7am on Wed 12/17
Compass Map
Forecast Compass Compass Wind Arrow Compass Primary Swell Arrow Compass Secondary Swell Arrow
Wind Arrow
WIND SW 29 mph
Primary Swell Arrow
PRIMARY WSW (239) 3.5 ft @ 4 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
  • Wednesday, Dec 17
    SURF WIND SWELL
    12pm
    flat
    clean
    WSW
    24mph
    2.9ft
    4s
    WSW
    6pm
    flat
    clean
    W
    12mph
    1.3ft
    3s
    W
  • Best Board for Wednesday
  • Thursday, Dec 18
    SURF WIND SWELL
    6am
    flat
    clean
    SSE
    8mph
    0ft
    0s
    S
    12pm
    flat
    clean
    S
    19mph
    1ft
    2s
    SSW
    6pm
    flat
    clean
    S
    20mph
    1.5ft
    3s
    S
  • Friday, Dec 19
    SURF WIND SWELL
    6am
    flat
    clean
    SW
    19mph
    1.5ft
    3s
    WSW
    12pm
    flat
    fair
    WSW
    29mph
    3.6ft
    4s
    WSW
    6pm
    flat
    fair
    W
    32mph
    4.4ft
    5s
    W
  • Saturday, Dec 20
    SURF WIND SWELL
    6am
    flat
    clean
    SW
    7mph
    0.7ft
    3s
    WNW
    12pm
    flat
    clean
    S
    16mph
    0.3ft
    2s
    S
    6pm
    flat
    clean
    SSW
    20mph
    1.4ft
    3s
    SSW
  • Best Surf Trip
    This Forecast Looks Perfect. Book the Trip to Match.
  • Sunday, Dec 21
    SURF WIND SWELL
    6am
    flat
    fair
    WSW
    30mph
    4.1ft
    5s
    W
    12pm
    flat
    fair
    W
    28mph
    3.7ft
    5s
    W
    6pm
    flat
    clean
    W
    28mph
    3.7ft
    5s
    W
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This forecast is for beaches with direct offshore winds from South to West, and was updated Dec 17, 2025 @ 8:43pm.
Read more about the Surf Captain forecasts.