# Byron Bay snorkeling forecast

Byron Bay looks marginal today. The least-bad daylight window is around Sun 13:00, but waves is limiting the forecast.

- Location: Byron Bay, Australia
- Timezone: Australia/Brisbane
- Valid period: next 72 hours from 2026-10-18T11:46:41.066893+10:00
- Verdict: Marginal
- Score: 4.9/10
- Share of next 72h scored OK: 0%
- Source: snapshot
- Generated at: 2026-10-18T09:02:23.909413+10:00
- Conditions can change. HTML page: https://snorkelforecast.com/australia/byron-bay/
- Forecast JSON: https://snorkelforecast.com/australia/byron-bay/forecast.json
- Sea temperature: https://snorkelforecast.com/australia/byron-bay/sea-temperature/
- Sea temperature markdown: https://snorkelforecast.com/australia/byron-bay/sea-temperature.md
- History JSON: https://snorkelforecast.com/australia/byron-bay/history.json
- Embed widget: https://snorkelforecast.com/australia/byron-bay/embed/sea-temperature/
- Current sea temperature: 21.5 °C (70.7 °F)
- Baseline normal for month 10: 22.0 °C (71.6 °F) from 3 sample years
- Sea temperature versus month 10 normal: -0.5 °C (-0.9 °F), cooler 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 |
| --- | --- | --- | --- | --- | --- | --- |
| 2026-10-18T12:00:00+10:00 | fair | 0.4653055555555556 | no | 1.6 | 4.35 | 21.5 |
| 2026-10-18T13:00:00+10:00 | fair | 0.49183333333333334 | no | 1.58 | 4.5 | 21.6 |
| 2026-10-18T14:00:00+10:00 | fair | 0.49044444444444446 | no | 1.58 | 4.56 | 21.6 |
| 2026-10-18T15:00:00+10:00 | fair | 0.3772037037037037 | no | 1.56 | 4.43 | 21.7 |
| 2026-10-18T16:00:00+10:00 | fair | 0.38656666666666667 | no | 1.56 | 3.87 | 21.7 |
| 2026-10-18T17:00:00+10:00 | fair | 0.3969833333333333 | no | 1.54 | 3.42 | 21.7 |
| 2026-10-18T18:00:00+10:00 | poor | 0.0 | no | 1.54 | 3.2 | 21.7 |
| 2026-10-18T19:00:00+10:00 | poor | 0.0 | no | 1.52 | 3.21 | 21.6 |
| 2026-10-18T20:00:00+10:00 | poor | 0.0 | no | 1.52 | 3.2 | 21.6 |
| 2026-10-18T21:00:00+10:00 | poor | 0.0 | no | 1.5 | 2.97 | 21.6 |
| 2026-10-18T22:00:00+10:00 | poor | 0.0 | no | 1.5 | 2.08 | 21.6 |
| 2026-10-18T23:00:00+10:00 | poor | 0.0 | no | 1.48 | 1.66 | 21.6 |
| 2026-10-19T00:00:00+10:00 | poor | 0.0 | no | 1.48 | 1.84 | 21.5 |
| 2026-10-19T01:00:00+10:00 | poor | 0.0 | no | 1.46 | 0.75 | 21.5 |
| 2026-10-19T02:00:00+10:00 | poor | 0.0 | no | 1.46 | 1.01 | 21.5 |
| 2026-10-19T03:00:00+10:00 | poor | 0.0 | no | 1.46 | 2.39 | 21.5 |
| 2026-10-19T04:00:00+10:00 | poor | 0.0 | no | 1.46 | 1.86 | 21.5 |
| 2026-10-19T05:00:00+10:00 | poor | 0.0 | no | 1.46 | 3.52 | 21.5 |
| 2026-10-19T06:00:00+10:00 | poor | 0.0 | no | 1.46 | 2.9 | 21.5 |
| 2026-10-19T07:00:00+10:00 | poor | 0.0 | no | 1.46 | 0.96 | 21.5 |
| 2026-10-19T08:00:00+10:00 | poor | 0.0 | no | 1.48 | 0.47 | 21.5 |
| 2026-10-19T09:00:00+10:00 | poor | 0.0 | no | 1.5 | 1.71 | 21.5 |
| 2026-10-19T10:00:00+10:00 | fair | 0.4391666666666666 | no | 1.52 | 1.98 | 21.5 |
| 2026-10-19T11:00:00+10:00 | fair | 0.4253203703703703 | no | 1.52 | 2.63 | 21.5 |

## Nearby spots

- [Agincourt Reef](https://snorkelforecast.com/australia/agincourt-reef/index.md)
- [Arlington Reef](https://snorkelforecast.com/australia/arlington-reef/index.md)
- [Cairns](https://snorkelforecast.com/australia/cairns/index.md)
- [Esperance](https://snorkelforecast.com/australia/esperance/index.md)