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Surf Forecasts:
Green Room surfForecast / East / Sri Lanka
48hr Weather and Surf, issued 4 am Wednesday 20 Aug 2025 +0530
How big are the waves at Green Room today?
The current surf forecast for Green Room at 10AM is: 0.5m 18s primary swell from a South direction and 0.6m 9s secondary swell from a Southeast direction, 0.5m 14s secondary swell from a South-southwest direction, 0.4m 5s secondary swell from a South-southwest direction (forecast issued at 04:30am August 20). The wind direction is predicted to be onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 1.5ft (0.5m) | 15s |
| Afternoon (20 Aug) | 2.5ft (0.8m) | 18s |
| Evening (20 Aug) | 2.5ft (0.7m) | 17s |
Table - waves today at Green Room. (Swell directed towards the surf break)
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
| 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 | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 15 | 15 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 18 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 222 | 238 | 243 | 361 | 527 | 570 | 627 | 577 | 560 | 589 | 577 | 493 | 501 | 521 | 498 | 483 | 443 | 436 | 432 | 414 | 485 | 550 | 591 | 619 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross | on | on | on | glass | cross- off | cross | cross | cross | on | cross- on | cross- on | cross- on | cross- off | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross |
High Tide / height (m) | 4:11AM 0.21 | 2:34PM 0.15 | 4:22AM 0.22 | 2:51PM 0.15 | 4:35AM 0.22 | 3:06PM 0.15 | ||||||||||||||||||
Low Tide / height (m) | 10:19AM 0.11 | 9:07PM 0.01 | 10:28AM 0.11 | 9:23PM 0.01 | 10:39AM 0.10 | 9:37PM 0.01 | ||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
| Sunrise | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:14 | - | - |
 |  |  | |  | | | |  | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 26 | 25 | 27 | 29 | 29 | 28 | 28 | 26 | 25 | 25 | 28 | 30 | 29 | 28 | 28 | 26 | 25 | 25 | 27 | 30 | 30 | 28 | 27 | 26 |
| Feels °C (?) | 28 | 26 | 29 | 30 | 30 | 30 | 34 | 29 | 27 | 27 | 30 | 31 | 30 | 29 | 30 | 29 | 28 | 28 | 29 | 30 | 29 | 27 | 27 | 27 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for East
Offshore wind reported 79 km from Green Room (light winds from the W.(Wind varies from 240 to 310 degs) at Mattala Rajapaksa International Airport 79 km from Green Room). 0.9m 5s windswell from the SSW with a 0.8m 9s swell from the SE and a 0.5m 14s groundswell from the SSW as well as a 0.3m 10s swell from the S. 4 swells combining to make bigger set waves.
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