Check the 16-day forecast with Swellnet Pro for $8.95/month

Islay Surf Forecast

6am Tue 18 Mar
1ft WSW 21kt SE
(Knee High)
0.5m @ 12.6s WSW (250°)
0.4m @ 11s N (1°)
0.8m @ 4s SSE (156°)
12pm Tue 18 Mar
1ft WSW 21kt SE
(Knee High)
0.6m @ 12.7s WSW (250°)
0.3m @ 10.8s N (3°)
1.3m @ 4.7s SE (143°)
6pm Tue 18 Mar
1-2ft WSW 22kt SE
(Waist High)
0.9m @ 13.4s WSW (254°)
0.3m @ 10.2s N (4°)
1.4m @ 5s SE (140°)
6am Wed 19 Mar
2ft W 15kt SSE
(Waist-Shoulder High)
1.0m @ 12.4s W (262°)
0.2m @ 9.4s N (6°)
0.9m @ 4.5s SSE (152°)
12pm Wed 19 Mar
1-2ft W 14kt SSE
(Waist High)
0.8m @ 11.7s W (266°)
0.8m @ 4.2s SSE (151°)
6pm Wed 19 Mar
1-2ft W 10kt SE
(Waist High)
0.8m @ 11.2s W (271°)
0.5m @ 4.2s SE (146°)
6am Thu 20 Mar
1ft+ W 11kt SSE
(Knee-Waist High)
0.6m @ 10.2s W (281°)
0.4m @ 2.9s SSE (147°)
12pm Thu 20 Mar
1ft WNW 13kt SSE
(Knee High)
0.5m @ 9.7s WNW (282°)
0.6m @ 3.3s SE (143°)
6pm Thu 20 Mar
1ft W 18kt SE
(Knee High)
0.4m @ 9.2s W (281°)
0.9m @ 3.9s SE (128°)

This is premium content for Swellnet Pro subscribers WHY?

Become a subscriber and receive access to ad-free 16 day surf forecasts and charts, detailed surf forecaster notes, dawn surf reports and premium, ad-free surfcams and replays.

Get Swellnet Pro
Tue 6am
Tue 12pm
Tue 6pm
Wed 6am
Wed 12pm
Wed 6pm
Thu 6am
Thu 12pm
Thu 6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
SE 21kt
A
SE 21kt
A
SE 22kt
A
SSE 15kt
A
SSE 14kt
A
SE 10kt
A
SSE 11kt
A
SSE 13kt
A
SE 18kt
Tide Times & Weather
Sunny -1°C // 12°C
Frost then sunny -1°C // 12°C
Mostly cloudy 1°C // 16°C

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Tue 18/03
12am
1ft
SE 16kt
0.4 m
12.8s 253 (WSW)
0.4 m
11.4s 1 (N)
0.2 m
7.3s 313 (NW)
6am
1ft
SE 21kt
0.5 m
12.6s 250 (WSW)
0.4 m
11s 1 (N)
0.8 m
4s 156 (SSE)
12pm
1ft
SE 21kt
0.6 m
12.7s 250 (WSW)
0.3 m
10.8s 3 (N)
1.3 m
4.7s 143 (SE)
6pm
1-2ft
SE 22kt
0.9 m
13.4s 254 (WSW)
0.3 m
10.2s 4 (N)
1.4 m
5s 140 (SE)
+
Tue 18/03
1ft
SE 21kt
0.6 m
12.7s 250 (WSW)
0.3 m
10.8s 3 (N)
1.3 m
4.7s 143 (SE)
-
Wed 19/03
12am
2ft
SE 15kt
1.1 m
13.1s 258 (WSW)
0.2 m
9.8s 5 (N)
1.1 m
5s 149 (SSE)
6am
2ft
SSE 15kt
1.0 m
12.4s 262 (W)
0.2 m
9.4s 6 (N)
0.9 m
4.5s 152 (SSE)
12pm
1-2ft
SSE 14kt
0.8 m
11.7s 266 (W)
0.8 m
4.2s 151 (SSE)
6pm
1-2ft
SE 10kt
0.8 m
11.2s 271 (W)
0.5 m
4.2s 146 (SE)
+
Wed 19/03
1-2ft
SSE 14kt
0.8 m
11.7s 266 (W)
0.8 m
4.2s 151 (SSE)
-
Thu 20/03
12am
1-2ft
SSE 10kt
0.7 m
10.9s 277 (W)
0.2 m
4s 146 (SE)
6am
1ft+
SSE 11kt
0.6 m
10.2s 281 (W)
0.4 m
2.9s 147 (SSE)
12pm
1ft
SSE 13kt
0.5 m
9.7s 282 (WNW)
0.6 m
3.3s 143 (SE)
6pm
1ft
SE 18kt
0.4 m
9.2s 281 (W)
0.9 m
3.9s 128 (SE)
+
Thu 20/03
1ft
SSE 13kt
0.5 m
9.7s 282 (WNW)
0.6 m
3.3s 143 (SE)
  • bulletin_datetime_utc => 2025-03-18 00:00:00
  • location_identifier => 577
  • timezone => Europe/London