The surf forecast is flat right now for Cobourg, ON
- WEATHER FORECASTNo active nearby wind station. Using forecast data.81° S @ 6mph
- BUOY 45159Latest wave height and wave period from Buoy 451591ft @ 3s
- WATER TEMPNo nearby water temp measurements,
using satellite derived data from yesterday.73° Long Arm Spring
Forecast
Surf Swell
5 day 16 day
- 8ft
- 6ft
- 4ft
- 2ft
TUE 12
WED 13
THU 14
FRI 15
SAT 16
2am
- Clean
- Fair
- Choppy
Conditions are flat and clean at 2am on Tue 8/12

No Tide Data
Forecast Details
Basic
Detail
- Tuesday, Aug 12
SURF WIND SWELL 6am flatcleanSE1mph0ft0sS12pm flatchoppySSW9mph0.6ft3sWSW6pm flatchoppySSW7mph0.4ft2sWSW - Best Board for Tuesday
- Wednesday, Aug 13
SURF WIND SWELL 6am flatfairWSW6mph0.5ft3sSW12pm flatchoppySW8mph0.6ft3sSW6pm 0-1 ftchoppySW12mph0.9ft2sSW - Thursday, Aug 14
SURF WIND SWELL 6am flatcleanNNE13mph0.7ft2sNNE12pm flatcleanNNE4mph0.6ft3sENE6pm flatfairWSW5mph0.4ft4sE - Friday, Aug 15
SURF WIND SWELL 6am 0-1 ftcleanNNE10mph0.9ft3sESE12pm 0-1 ftchoppySE7mph0.8ft4sESE6pm flatfairS6mph0.3ft3sESE - Best Surf Trip
- Saturday, Aug 16
SURF WIND SWELL 6am flatfairSE4mph0ft0sS12pm flatchoppySW11mph0ft0sS6pm flatchoppyWSW12mph0.3ft2sSW
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This forecast is for beaches with direct offshore winds from North-North-West to North-North-East, and was updated Aug 12, 2025 @ 3:48pm.
Read more about the Surf Captain forecasts.