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

  • WEATHER - LIVE
    78° WSW @ 13 → 18mph
  • BUOY 45186
    1ft @ 3s
  • WATER TEMP
    74° Wetsuit Top

Forecast

  • 8ft
  • 6ft
  • 4ft
  • 2ft
TUE 18
WED 19
THU 20
FRI 21
SAT 22
3pm
  • Clean
  • Fair
  • Choppy
Conditions are flat and clean at 3pm on Tue 8/18
Compass Map
Forecast CompassCompass Wind ArrowCompass Primary Swell ArrowCompass Secondary Swell Arrow
Wind Arrow
WINDWSW 11 mph
Primary Swell Arrow
PRIMARYS (180) 0 ft @ 0 sec
Secondary Swell Arrow
SECONDARY
No Tide Data

Forecast Details

Basic
Detail
Forecast
History
  • Tuesday, Aug 18
    SURFWINDSWELL
    6am
    flat
    clean
    WSW
    9mph
    0.3ft
    4s
    NNE
    12pm
    flat
    clean
    WSW
    10mph
    0.2ft
    3s
    NNE
    6pm
    flat
    clean
    SW
    11mph
    0ft
    0s
    S
  • Wednesday, Aug 19
    SURFWINDSWELL
    6am
    flat
    clean
    WNW
    4mph
    0ft
    0s
    S
    12pm
    flat
    choppy
    NNE
    8mph
    0ft
    0s
    S
    6pm
    flat
    choppy
    NE
    9mph
    0.3ft
    2s
    NNE
  • Thursday, Aug 20
    SURFWINDSWELL
    6am
    flat
    clean
    NW
    3mph
    0.5ft
    3s
    NNE
    12pm
    flat
    clean
    SSE
    1mph
    0.2ft
    3s
    NNE
    6pm
    flat
    fair
    SSW
    5mph
    0ft
    0s
    S
  • Friday, Aug 21
    SURFWINDSWELL
    6am
    flat
    clean
    SW
    9mph
    0ft
    0s
    S
    12pm
    flat
    fair
    SSW
    10mph
    0ft
    0s
    S
    6pm
    flat
    clean
    SW
    10mph
    0.4ft
    3s
    ESE
  • Saturday, Aug 22
    SURFWINDSWELL
    6am
    flat
    clean
    W
    8mph
    0.6ft
    3s
    SE
    12pm
    0-1 ft
    choppy
    N
    12mph
    0.7ft
    2s
    N
    6pm
    1 ft
    choppy
    NE
    9mph
    2ft
    4s
    NNE
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This forecast is for East facing beaches, and was updated Aug 18, 2026 @ 8:37am.
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