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

WEATHER - LIVE
64° NNW @ 4mph
BUOY 45174
NE1ft @ 3s
WATER TEMP
68° 3/2 Wetsuit

Forecast

SUN 20

MON 21

TUE 22

WED 23

3am

Clean
Fair
Choppy

Conditions are flat and choppy at 3am on Sun 9/20

WINDENE 9 mph

PRIMARYNE (52) 0.3 ft @ 3 sec

SECONDARY

No Tide Data

Forecast Details

Basic

Detail

Forecast

History

Saturday, Sep 19
SURF WIND SWELL
12pm
1 ft
clean

S

8mph
1.7ft
4s
E
6pm
0-1 ft
clean

N

2mph
0.7ft
4s
E

Sunday, Sep 20
SURF WIND SWELL
6am
flat
choppy

NNE

10mph
0.6ft
2s
NE
12pm
1+ ft
choppy

NE

13mph
2.7ft
4s
NE
6pm
2-3+ ft
choppy

NE

20mph
4.6ft
6s
NE

Monday, Sep 21
SURF WIND SWELL
6am
2-3+ ft
choppy

ENE

19mph
4.7ft
6s
NE
12pm
2-3 ft
choppy

ENE

18mph
4.3ft
6s
NE
6pm
2 ft
choppy

ENE

18mph
3.4ft
5s
NE

Tuesday, Sep 22
SURF WIND SWELL
6am
1-2 ft
choppy

ENE

18mph
3ft
5s
NE
12pm
2 ft
choppy

ENE

16mph
3.3ft
5s
NE
6pm
1+ ft
choppy

ENE

16mph
2.6ft
5s
NE

Wednesday, Sep 23
SURF WIND SWELL
6am
2 ft
choppy

NE

13mph
3.2ft
5s
NE
12pm
2 ft
choppy

NE

15mph
3.2ft
5s
NE
6pm
1+ ft
choppy

ENE

14mph
2.6ft
5s
NE

	SURF	WIND	SWELL
12pm	1 ft clean	S 8mph	1.7ft 4s E
6pm	0-1 ft clean	N 2mph	0.7ft 4s E

	SURF	WIND	SWELL
6am	flat choppy	NNE 10mph	0.6ft 2s NE
12pm	1+ ft choppy	NE 13mph	2.7ft 4s NE
6pm	2-3+ ft choppy	NE 20mph	4.6ft 6s NE

	SURF	WIND	SWELL
6am	2-3+ ft choppy	ENE 19mph	4.7ft 6s NE
12pm	2-3 ft choppy	ENE 18mph	4.3ft 6s NE
6pm	2 ft choppy	ENE 18mph	3.4ft 5s NE

	SURF	WIND	SWELL
6am	1-2 ft choppy	ENE 18mph	3ft 5s NE
12pm	2 ft choppy	ENE 16mph	3.3ft 5s NE
6pm	1+ ft choppy	ENE 16mph	2.6ft 5s NE

	SURF	WIND	SWELL
6am	2 ft choppy	NE 13mph	3.2ft 5s NE
12pm	2 ft choppy	NE 15mph	3.2ft 5s NE
6pm	1+ ft choppy	ENE 14mph	2.6ft 5s NE

Check 16-days forecast with
Surf Captain Pro

Upgrade to Pro

This forecast is for North-North-East facing beaches, and was updated Sep 19, 2026 @ 8:49pm.

Read more about the Surf Captain forecasts.

Forecast Services

Surf Captain Mobile

Surf Captain Widgets

Add Surf Captain Widgets to your website. Choose from two different widget types to provide the 3 day surf forecast or current conditions on your site.

View Service

Surf Etiquette Guide

We created the Surf Captain Surf Etiquette guide to hand out to surf schools and surf shops to help educate the new wave of beginner surfers. Free for those willing to help educate.

View Service

Cross Promotional Tide Charts

The Surf Captain cross promotional tide charts offer you and your business and easy and inexpensive way to market your brand. The tide charts are 3 months front, and 3 months back, with your logo and business info on the top of each side.

View Service

Surf Captain Mini Handbook

The Surf Captain Mini Handbooks - A Simple Guide to Surf Forecasting. The Mini Handbook is a trifold brochure providing the basic understandings of ocean wave science and surf forecasting.

View Service