The surf forecast is flat right now for Gilson Beach, IL

  • WEATHER - LIVE
    78° W @ 11 → 18mph
  • BUOY 45174
    W1ft @ 2s
  • WATER TEMP
    74° Wetsuit Top

Forecast

  • 8ft
  • 6ft
  • 4ft
  • 2ft
TUE 21
WED 22
THU 23
FRI 24
SAT 25
3am
  • Clean
  • Fair
  • Choppy
Conditions are flat and clean at 3am on Tue 7/21
Compass Map
Forecast CompassCompass Wind ArrowCompass Primary Swell ArrowCompass Secondary Swell Arrow
Wind Arrow
WINDWSW 10 mph
Primary Swell Arrow
PRIMARYSSE (163) 0.5 ft @ 3 sec
Secondary Swell Arrow
SECONDARYWSW (248) 0.3 ft @ 2 sec
No Tide Data

Forecast Details

Basic
Detail
Forecast
History
  • Tuesday, Jul 21
    SURFWINDSWELL
    6am
    flat
    choppy
    W
    10mph
    0.3ft
    3s
    SSE
    12pm
    flat
    choppy
    NW
    14mph
    1.3ft
    3s
    NNW
    6pm
    1+ ft
    choppy
    NW
    16mph
    2.2ft
    5s
    N
  • Wednesday, Jul 22
    SURFWINDSWELL
    6am
    2-3+ ft
    choppy
    NNW
    13mph
    4ft
    7s
    NNE
    12pm
    2+ ft
    choppy
    N
    14mph
    3.1ft
    6s
    NNE
    6pm
    1+ ft
    choppy
    NNE
    9mph
    2.1ft
    6s
    NNE
  • Thursday, Jul 23
    SURFWINDSWELL
    6am
    0-1 ft
    fair
    N
    5mph
    0.9ft
    5s
    NNE
    12pm
    0-1 ft
    clean
    SE
    2mph
    0.5ft
    4s
    NNE
    6pm
    flat
    fair
    ESE
    9mph
    0.3ft
    4s
    NNE
  • Friday, Jul 24
    SURFWINDSWELL
    6am
    flat
    clean
    SW
    4mph
    0ft
    0s
    S
    12pm
    flat
    clean
    SE
    6mph
    0ft
    0s
    S
    6pm
    flat
    fair
    SE
    7mph
    0ft
    0s
    S
  • Saturday, Jul 25
    SURFWINDSWELL
    6am
    flat
    clean
    SSW
    6mph
    0ft
    0s
    S
    12pm
    flat
    clean
    S
    8mph
    0ft
    0s
    S
    6pm
    flat
    clean
    SW
    11mph
    0ft
    2s
    SSE
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This forecast is for North-North-East facing beaches, and was updated Jul 21, 2026 @ 2:32am.
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