The surf forecast is flat right now for Ontonagon, MI

  • WEATHER - LIVE
    63° SSW @ 2 → 6mph
  • BUOY FORECAST
    W0.8ft @ 3s
  • WATER TEMP
    57° 3/2 Wetsuit, Boots

Forecast

Surf
Swell
5 day
16 day
  • 8ft
  • 6ft
  • 4ft
  • 2ft
FRI 3
SAT 4
SUN 5
MON 6
TUE 7
1pm
  • Clean
  • Fair
  • Choppy
Conditions are flat and clean at 1pm on Thu 10/2
Compass Map
Forecast Compass Compass Wind Arrow Compass Primary Swell Arrow Compass Secondary Swell Arrow
Wind Arrow
WIND SSW 8 mph
Primary Swell Arrow
PRIMARY WSW (249) 0.3 ft @ 3 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
  • Friday, Oct 3
    SURF WIND SWELL
    6am
    flat
    clean
    S
    8mph
    0.7ft
    3s
    W
    12pm
    flat
    choppy
    NNE
    9mph
    0.3ft
    3s
    W
    6pm
    flat
    clean
    NNW
    2mph
    0ft
    0s
    S
  • Best Board for Friday
  • Saturday, Oct 4
    SURF WIND SWELL
    6am
    flat
    clean
    S
    12mph
    0.2ft
    2s
    NNE
    12pm
    flat
    clean
    SSW
    15mph
    1.1ft
    3s
    SW
    6pm
    flat
    clean
    SSW
    14mph
    1.1ft
    3s
    SW
  • Sunday, Oct 5
    SURF WIND SWELL
    6am
    flat
    clean
    SSW
    20mph
    2.5ft
    4s
    SW
    12pm
    flat
    clean
    S
    23mph
    2.9ft
    5s
    SW
    6pm
    flat
    clean
    SSW
    18mph
    1.9ft
    4s
    SW
  • Monday, Oct 6
    SURF WIND SWELL
    6am
    1 ft
    choppy
    NNW
    9mph
    1.6ft
    4s
    NW
    12pm
    0-1 ft
    choppy
    NW
    7mph
    0.8ft
    4s
    N
    6pm
    flat
    fair
    W
    7mph
    0.6ft
    3s
    NNE
  • Best Surf Trip
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  • Tuesday, Oct 7
    SURF WIND SWELL
    6am
    0-1 ft
    fair
    SW
    11mph
    0.9ft
    3s
    W
    12pm
    1 ft
    choppy
    WNW
    15mph
    2.5ft
    4s
    WNW
    6pm
    0-1 ft
    fair
    N
    6mph
    1.2ft
    4s
    WNW
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This forecast is for beaches with direct offshore winds from South-South-East to South, and was updated Oct 3, 2025 @ 2:41am.
Read more about the Surf Captain forecasts.