The surf forecast is flat right now for St Catharine's Beach, ON
- WEATHER - LIVENearby Wind Station CWWZ - Port Weller, Ont.71° S @ 1mph
- BUOY 45139Latest wave height and wave period from Buoy 451390.3ft @ 3s
- WATER TEMPWater temperature from nearby buoy station 4513963° 3/2 Wetsuit
Forecast
Surf Swell
5 day 16 day
- 8ft
- 6ft
- 4ft
- 2ft
SAT 13
SUN 14
MON 15
TUE 16
WED 17
2am
- Clean
- Fair
- Choppy
Conditions are flat and clean at 2am on Sat 9/13

No Tide Data
Forecast Details
Basic
Detail
- Saturday, Sep 13
SURF WIND SWELL 6am flatcleanSSW4mph0ft0sS12pm flatcleanWSW3mph0ft0sS6pm flatcleanSW10mph0ft0sS - Best Board for Saturday
- Sunday, Sep 14
SURF WIND SWELL 6am flatcleanWNW2mph0ft0sS12pm flatcleanNNW4mph0ft0sS6pm flatfairNE6mph0ft0sS - Monday, Sep 15
SURF WIND SWELL 6am flatfairE5mph0ft0sS12pm flatchoppyNE12mph0.7ft2sNE6pm 0-1 ftchoppyNE15mph1.6ft4sNE - Tuesday, Sep 16
SURF WIND SWELL 6am flatchoppyENE7mph0.3ft3sENE12pm 0-1 ftchoppyNE11mph1.3ft3sNE6pm 0-1 ftchoppyNE10mph1.1ft3sENE - Best Surf Trip
- Wednesday, Sep 17
SURF WIND SWELL 6am flatfairENE4mph0.2ft3sENE12pm flatchoppyNNE8mph0ft0sS6pm flatfairNE6mph0.4ft3sENE
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This forecast is for beaches with direct offshore winds from South to West, and was updated Sep 13, 2025 @ 3:36pm.
Read more about the Surf Captain forecasts.