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Surf Forecasts:
The Rock surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 10 am Thursday 23 Apr 2026 +0530Forecast update in hr min s Forecast update imminent
The Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Rock sea temperature is
30.7° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at The Rock today?
The current surf forecast for The Rock at 4PM is: 0.5m 16s primary swell from a South direction and 0.5m 11s secondary swell from a South direction (forecast issued at 10:30am April 23). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 1.5ft (0.5m) | 18s |
| Afternoon (23 Apr) | 1.5ft (0.5m) | 16s |
| Evening (23 Apr) | 1.5ft (0.5m) | 16s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 31mm), heaviest during Fri night. Warm (max 30°C on Thu afternoon, min 26°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | Sun 26 | |||||||||||||||||||||
8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 17 | S 10 | S 10 | S 10 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 20 | S 20 | S 19 | S 18 | S 18 | S 18 | |
152 | 93 | 129 | 129 | 129 | 129 | 145 | 125 | 125 | 125 | 178 | 172 | 155 | 150 | 102 | 97 | 89 | 87 | 121 | 186 | 184 | 167 | 307 | 307 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | cross-on | cross | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | on | on | on | glassy | glassy | cross | cross-off | |
High Tide | 5:24PM0.40m | 6:22AM0.30m | 6:08PM0.34m | 12:03PM0.33m | 10:47PM0.32m | |||||||||||||||||||
Low Tide | 10:52AM0.19m | 00:18AM0.20m | 11:10AM0.26m | 3:45AM0.22m | 5:49PM0.27m | 5:29AM0.17m | ||||||||||||||||||
 |  | | |  | |  | | | | | | | | | | | | | |  | | | | |
 | 5:58 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 |
 | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | 6:15 |
— | 1 | 2 | 3 | 1 | 1 | — | 1 | 1 | 1 | 2 | 2 | 4 | 1 | 5 | 2 | 3 | — | 1 | — | — | — | — | — | |
Temp °C | 28 | 29 | 30 | 29 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 28 | 30 | 30 | 29 | 28 | 28 | 27 | 26 |
33 | 33 | 34 | 33 | 33 | 32 | 32 | 32 | 33 | 33 | 32 | 33 | 32 | 33 | 32 | 32 | 33 | 34 | 33 | 33 | 33 | 33 | 31 | 30 | |
Swell 1 Height (m) Direction Period (s) | S 8 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 12 | S 12 |
 kJ | 35 | 61 | 61 | 59 | 106 | 100 | 96 | 125 | 125 | 125 | 123 | 121 | 116 | 109 | 80 | 80 | 81 | 87 | 85 | 61 | 60 | 59 | 178 | 175 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 8 | S 8 | S 16 | S 16 | S 16 | S 17 | S 15 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 20 | S 19 | S 18 | S 18 | S 18 |
| kJ | 62 | 35 | 33 | 129 | 129 | 129 | 145 | 112 | 124 | 124 | 178 | 172 | 155 | 150 | 102 | 97 | 89 | 87 | 85 | 186 | 184 | 167 | 307 | 307 |
Swell 3 Height (m) Direction Period (s) | S 18 | S 17 | S 16 | S 8 | SSW 15 | SSW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 16 | SSW 13 | S 21 | S 21 | S 20 | S 13 | S 12 | S 12 | SSW 15 | SSW 15 |
| kJ | 152 | 93 | 129 | 33 | 21 | 21 | 33 | 54 | 33 | 33 | 21 | 19 | 17 | 17 | 25 | 17 | 80 | 79 | 121 | 82 | 73 | 75 | 42 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 763 | 15 | 2 | 0 | 0 | 0 | 0 | 0 | 15 | 15 | 15 | 15 | 0 | 0 | 0 | 0 | 33 | 764 | 8 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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