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Surf Forecasts:
The Rock surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 10 am Wednesday 22 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 7PM is: 0.5m 12s primary swell from a South direction and 0.6m 9s secondary swell from a South direction (forecast issued at 10:30am April 22). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Apr) | 2.5ft (0.7m) | 9s |
| Afternoon (22 Apr) | 1.5ft (0.5m) | 12s |
| Evening (22 Apr) | 1.5ft (0.5m) | 12s |
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 42mm), heaviest during Wed night. Warm (max 30°C on Wed morning, min 26°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 22 | Thursday 23 | Friday 24 | Sat 25 | |||||||||||||||||||||
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 9 | SSW 12 | S 12 | S 12 | S 12 | S 12 | S 18 | S 18 | 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 | |
83 | 82 | 75 | 72 | 71 | 67 | 101 | 154 | 152 | 93 | 129 | 129 | 129 | 129 | 145 | 125 | 125 | 125 | 178 | 172 | 155 | 150 | 102 | 97 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | on | cross-on | cross-on | glassy | glassy | glassy | glassy | on | cross-on | cross-on | cross-on | glassy | cross-on | glassy | cross | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | |
High Tide | 4:53PM0.47m | 5:12AM0.35m | 5:24PM0.40m | 6:22AM0.30m | 6:08PM0.34m | |||||||||||||||||||
Low Tide | 10:26AM0.12m | 11:23PM0.15m | 10:52AM0.19m | 00:18AM0.20m | 11:10AM0.26m | 3:45AM0.22m | ||||||||||||||||||
 | |  | |  | | |  |  | | | | | | | | | | | |  | | | | |
 | 5:58 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 |
 | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | 6:15 |
1 | 1 | — | 1 | 3 | 7 | 1 | — | — | 1 | 2 | 2 | 7 | 6 | 3 | 2 | 1 | — | 1 | — | — | 1 | 1 | 1 | |
Temp °C | 27 | 30 | 30 | 29 | 28 | 27 | 26 | 26 | 26 | 29 | 30 | 29 | 28 | 27 | 26 | 26 | 28 | 30 | 30 | 29 | 28 | 28 | 27 | 26 |
32 | 34 | 33 | 32 | 32 | 32 | 31 | 31 | 31 | 33 | 33 | 33 | 32 | 32 | 30 | 30 | 32 | 32 | 33 | 33 | 32 | 33 | 31 | 31 | |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | 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 |
 kJ | 83 | 59 | 56 | 55 | 54 | 52 | 50 | 49 | 49 | 34 | 61 | 59 | 106 | 100 | 125 | 125 | 125 | 125 | 123 | 154 | 89 | 85 | 81 | 81 |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SSW 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | 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 |
| kJ | 83 | 82 | 75 | 72 | 71 | 67 | 64 | 63 | 62 | 61 | 33 | 129 | 129 | 129 | 145 | 112 | 124 | 124 | 178 | 172 | 155 | 150 | 102 | 97 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | S 21 | S 20 | S 20 | S 19 | S 19 | S 18 | S 18 | S 18 | S 17 | S 16 | S 8 | SSW 15 | SSW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SW 4 | SSW 4 | W 4 | SSW 13 |
| kJ | 30 | 35 | 68 | 67 | 66 | 64 | 101 | 154 | 152 | 93 | 129 | 31 | 21 | 21 | 33 | 54 | 33 | 33 | 21 | 19 | 4 | 1 | 2 | 17 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 3 | W 3 | WSW 4 | WSW 4 | WNW 4 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 5 | 3 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 763 | 763 | 763 | 15 | 0 | 0 | 0 | 0 | 763 | 763 | 15 | 15 | 0 | 6 | 0 | 2 | 15 | 15 | 15 | 15 | 0 | 0 | 0 |
Best forecast wave conditions in West Sri Lanka | ||||||||||||||||||||||||
Best forecast wave conditions in Sri Lanka | ||||||||||||||||||||||||
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