# Tumon Bay snorkeling forecast

Tumon Bay presenta condiciones justas hoy. La ventana diurna menos mala es alrededor de dom 18:00, pero olas limita el pronóstico.

- Location: Tumon Bay, Guam
- Timezone: Pacific/Guam
- Valid period: next 72 hours from 2026-09-27T03:38:06.050672+10:00
- Verdict: Condiciones justas
- Score: 4.5/10
- Share of next 72h scored OK: 0%
- Source: snapshot
- Generated at: 2026-09-27T00:41:25.830778+10:00
- Conditions can change. HTML page: https://snorkelforecast.com/es/guam/tumon-bay/
- Forecast JSON: https://snorkelforecast.com/guam/tumon-bay/forecast.json
- Sea temperature: https://snorkelforecast.com/es/guam/tumon-bay/temperatura-del-mar/
- Sea temperature markdown: https://snorkelforecast.com/es/guam/tumon-bay/temperatura-del-mar.md
- History JSON: https://snorkelforecast.com/guam/tumon-bay/history.json
- Embed widget: https://snorkelforecast.com/guam/tumon-bay/embed/sea-temperature/
- Current sea temperature: 29.7 °C (85.5 °F)
- Baseline normal for month 9: 29.9 °C (85.8 °F) from 3 sample years
- Sea temperature versus month 9 normal: -0.2 °C (-0.4 °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 |
| --- | --- | --- | --- | --- | --- | --- |
| 2026-09-27T04:00:00+10:00 | poor | 0.0 | no | 0.72 | 1.27 | 29.7 |
| 2026-09-27T05:00:00+10:00 | poor | 0.0 | no | 0.72 | 0.68 | 29.7 |
| 2026-09-27T06:00:00+10:00 | poor | 0.0 | no | 0.72 | 0.74 | 29.7 |
| 2026-09-27T07:00:00+10:00 | poor | 0.0 | no | 0.72 | 1.24 | 29.8 |
| 2026-09-27T08:00:00+10:00 | poor | 0.0 | no | 0.72 | 1.06 | 29.8 |
| 2026-09-27T09:00:00+10:00 | poor | 0.0 | no | 0.72 | 1.57 | 29.8 |
| 2026-09-27T10:00:00+10:00 | fair | 0.44377037037037037 | no | 0.72 | 1.82 | 29.9 |
| 2026-09-27T11:00:00+10:00 | fair | 0.3776851851851851 | no | 0.72 | 1.72 | 30.0 |
| 2026-09-27T12:00:00+10:00 | fair | 0.3830092592592592 | no | 0.72 | 1.49 | 30.1 |
| 2026-09-27T13:00:00+10:00 | fair | 0.38856481481481475 | no | 0.72 | 1.25 | 30.2 |
| 2026-09-27T14:00:00+10:00 | fair | 0.3716666666666666 | no | 0.72 | 1.98 | 30.3 |
| 2026-09-27T15:00:00+10:00 | fair | 0.3931944444444444 | no | 0.72 | 1.05 | 30.4 |
| 2026-09-27T16:00:00+10:00 | fair | 0.4078833333333333 | no | 0.72 | 1.53 | 30.5 |
| 2026-09-27T17:00:00+10:00 | fair | 0.4114648148148148 | no | 0.72 | 1.79 | 30.5 |
| 2026-09-27T18:00:00+10:00 | fair | 0.4476629629629629 | no | 0.7 | 2.02 | 30.4 |
| 2026-09-27T19:00:00+10:00 | poor | 0.0 | no | 0.7 | 2.33 | 30.3 |
| 2026-09-27T20:00:00+10:00 | poor | 0.0 | no | 0.7 | 2.33 | 30.2 |
| 2026-09-27T21:00:00+10:00 | poor | 0.0 | no | 0.68 | 2.03 | 30.1 |
| 2026-09-27T22:00:00+10:00 | poor | 0.0 | no | 0.68 | 1.45 | 30.0 |
| 2026-09-27T23:00:00+10:00 | poor | 0.0 | no | 0.68 | 0.93 | 30.0 |
| 2026-09-28T00:00:00+10:00 | poor | 0.0 | no | 0.66 | 0.86 | 29.9 |
| 2026-09-28T01:00:00+10:00 | poor | 0.0 | no | 0.66 | 0.82 | 29.9 |
| 2026-09-28T02:00:00+10:00 | poor | 0.0 | no | 0.66 | 0.82 | 29.9 |
| 2026-09-28T03:00:00+10:00 | poor | 0.0 | no | 0.66 | 1.1 | 29.9 |