# Hikkaduwa snorkeling forecast

Hikkaduwa looks marginal today. The least-bad daylight window is around Sat 17:30, but waves is limiting the forecast.

- Location: Hikkaduwa, Sri Lanka
- Timezone: Asia/Colombo
- Valid period: next 72 hours from 2026-10-17T09:35:16.136410+05:30
- Verdict: Marginal
- Score: 4.5/10
- Share of next 72h scored OK: 1%
- Source: snapshot
- Generated at: 2026-10-17T09:04:34.653037+05:30
- Conditions can change. HTML page: https://snorkelforecast.com/sri-lanka/hikkaduwa/
- Forecast JSON: https://snorkelforecast.com/sri-lanka/hikkaduwa/forecast.json
- Sea temperature: https://snorkelforecast.com/sri-lanka/hikkaduwa/sea-temperature/
- Sea temperature markdown: https://snorkelforecast.com/sri-lanka/hikkaduwa/sea-temperature.md
- History JSON: https://snorkelforecast.com/sri-lanka/hikkaduwa/history.json
- Embed widget: https://snorkelforecast.com/sri-lanka/hikkaduwa/embed/sea-temperature/
- Current sea temperature: 30.3 °C (86.5 °F)
- Baseline normal for month 10: 28.9 °C (84.0 °F) from 3 sample years
- Sea temperature versus month 10 normal: +1.4 °C (+2.5 °F), warmer than the stored baseline
- Scoring thresholds: waves <= 0.36 m, wind <= 5.4 m/s, current <= 0.36 m/s, water 20.6-30.4 °C. Forecast thresholds, not official safety limits.

## Next 24 hours

| time | rating | score | ok | waves_m | wind_mps | sst_c |
| --- | --- | --- | --- | --- | --- | --- |
| 2026-10-17T10:30:00+05:30 | fair | 0.42545555555555553 | no | 1.18 | 2.19 | 30.3 |
| 2026-10-17T11:30:00+05:30 | fair | 0.44054259259259254 | no | 1.18 | 2.75 | 30.3 |
| 2026-10-17T12:30:00+05:30 | fair | 0.35716851851851855 | no | 1.18 | 2.71 | 30.4 |
| 2026-10-17T13:30:00+05:30 | poor | 0.3378092592592593 | no | 1.2 | 3.65 | 30.4 |
| 2026-10-17T14:30:00+05:30 | poor | 0.34239629629629625 | no | 1.2 | 3.4 | 30.3 |
| 2026-10-17T15:30:00+05:30 | fair | 0.35414074074074064 | no | 1.2 | 3.1 | 30.3 |
| 2026-10-17T16:30:00+05:30 | fair | 0.3626203703703703 | no | 1.22 | 2.63 | 30.3 |
| 2026-10-17T17:30:00+05:30 | fair | 0.4510037037037037 | no | 1.22 | 1.19 | 30.3 |
| 2026-10-17T18:30:00+05:30 | poor | 0.0 | no | 1.22 | 1.32 | 30.2 |
| 2026-10-17T19:30:00+05:30 | poor | 0.0 | no | 1.24 | 1.35 | 30.2 |
| 2026-10-17T20:30:00+05:30 | poor | 0.0 | no | 1.24 | 1.65 | 30.2 |
| 2026-10-17T21:30:00+05:30 | poor | 0.0 | no | 1.24 | 1.95 | 30.1 |
| 2026-10-17T22:30:00+05:30 | poor | 0.0 | no | 1.26 | 0.43 | 30.1 |
| 2026-10-17T23:30:00+05:30 | poor | 0.0 | no | 1.26 | 0.86 | 30.1 |
| 2026-10-18T00:30:00+05:30 | poor | 0.0 | no | 1.26 | 0.32 | 30.0 |
| 2026-10-18T01:30:00+05:30 | poor | 0.0 | no | 1.28 | 0.05 | 30.0 |
| 2026-10-18T02:30:00+05:30 | poor | 0.0 | no | 1.28 | 0.69 | 30.0 |
| 2026-10-18T03:30:00+05:30 | poor | 0.0 | no | 1.28 | 1.55 | 30.0 |
| 2026-10-18T04:30:00+05:30 | poor | 0.0 | no | 1.3 | 1.71 | 30.0 |
| 2026-10-18T05:30:00+05:30 | poor | 0.0 | no | 1.3 | 1.65 | 30.0 |
| 2026-10-18T06:30:00+05:30 | fair | 0.4568629629629629 | no | 1.3 | 1.87 | 30.0 |
| 2026-10-18T07:30:00+05:30 | fair | 0.5309407407407407 | no | 1.3 | 1.21 | 30.1 |
| 2026-10-18T08:30:00+05:30 | fair | 0.5159074074074075 | no | 1.3 | 1.03 | 30.2 |
| 2026-10-18T09:30:00+05:30 | fair | 0.5070259259259259 | no | 1.3 | 1.31 | 30.3 |

## Nearby spots

- [Pigeon Island](https://snorkelforecast.com/sri-lanka/pigeon-island/index.md)