The surf forecast is 1 ft and glassy right now for Alona Bay, ON

  • WEATHER FORECAST
    21° NNE @ 3mph
  • BUOY FORECAST
    WNW1.7ft @ 5s
  • WATER TEMP
    33° 5/4+, Boots/Gloves(5+)

Forecast

Surf
Swell
5 day
16 day
  • 8ft
  • 6ft
  • 4ft
  • 2ft
MON 20
TUE 21
WED 22
THU 23
FRI 24
2pm
  • Clean
  • Fair
  • Choppy
Conditions are 3+ ft and choppy at 2pm on Sun 4/19
Compass Map
Forecast Compass Compass Wind Arrow Compass Primary Swell Arrow Compass Secondary Swell Arrow
Wind Arrow
WIND WNW 18 mph
Primary Swell Arrow
PRIMARY WNW (291) 4.5 ft @ 6 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
  • Monday, Apr 20
    SURF WIND SWELL
    6am
    1 ft
    clean
    NNE
    3mph
    1.7ft
    5s
    WNW
    12pm
    0-1 ft
    choppy
    SW
    10mph
    0.9ft
    4s
    WNW
    6pm
    flat
    clean
    S
    8mph
    0.4ft
    3s
    W
  • Tuesday, Apr 21
    SURF WIND SWELL
    6am
    1-2 ft
    clean
    SSE
    14mph
    2.1ft
    6s
    WSW
    12pm
    1+ ft
    choppy
    SW
    9mph
    2ft
    5s
    WSW
    6pm
    0-1 ft
    fair
    WNW
    7mph
    1.3ft
    4s
    W
  • Wednesday, Apr 22
    SURF WIND SWELL
    6am
    0-1 ft
    clean
    E
    6mph
    0.9ft
    4s
    WNW
    12pm
    flat
    clean
    W
    3mph
    0.5ft
    3s
    WNW
    6pm
    flat
    clean
    NNE
    3mph
    0.2ft
    3s
    WNW
  • Thursday, Apr 23
    SURF WIND SWELL
    6am
    flat
    clean
    E
    8mph
    0ft
    0s
    S
    12pm
    flat
    clean
    SE
    11mph
    0ft
    0s
    S
    6pm
    flat
    clean
    SE
    11mph
    1ft
    3s
    S
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  • Friday, Apr 24
    SURF WIND SWELL
    6am
    flat
    clean
    ESE
    19mph
    1.5ft
    4s
    SSE
    12pm
    flat
    clean
    ESE
    17mph
    1.8ft
    4s
    SSE
    6pm
    flat
    clean
    SE
    12mph
    1.5ft
    4s
    SSE
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This forecast is for beaches with direct offshore winds from South-East to East, and was updated Apr 20, 2026 @ 3:45am.
Read more about the Surf Captain forecasts.