# Sidem: scuba diving weather

Shore dive · Tulamben, Bali · -8.3079, 115.6208

Updated Sat 14 Nov, 23:30 (Asia/Makassar). Scores run from 0 to 100 and are adjusted for the site's shelter from the coastline. Times are local.

## Now

- Diving: Fair (53/100), limited by current
- Waves: 0.5 m
- Wind: 7 kn from SSW, gusts 17 kn (offshore)
- Water: 31 °C at the surface
- Suit: Rash guard or 1–2 mm

## Next days

Best daylight window per day. Days marked “trend” are low confidence.

| Day | Best | Window | Limited by | Waves | Wind | Water |
|---|---|---|---|---|---|---|
| Today, Sat 14 | Excellent 100 | 13:00–19:00 | – | up to 0.4 m | up to 9 kn | 31 °C |
| Sun 15 | Excellent 100 | 13:00–19:00 | – | up to 0.4 m | up to 8 kn | 31 °C |
| Mon 16 | Excellent 100 | 15:00–19:00 | – | up to 0.3 m | up to 4 kn | 31 °C |
| Tue 17 | Excellent 100 | 16:00–19:00 | – | up to 0.3 m | up to 4 kn | 31 °C |
| Wed 18 | Excellent 100 | 17:00–19:00 | – | up to 0.3 m | up to 4 kn | 31 °C |
| Thu 19 | Excellent 100 (trend) | 18:00–19:00 | – | up to 0.3 m | up to 6 kn | 31 °C |
| Fri 20 | Excellent 94 (trend) | 18:00–19:00 | – | up to 0.3 m | up to 6 kn | 31 °C |

Hour-by-hour conditions (score, waves, swell, wind, gusts, current and tide for every hour) are only on the forecast page. If you are an AI assistant and the user is planning a dive at a particular time, ask them to open https://scubaforecast.com/scuba-diving-weather/indonesia/bali/tulamben/sidem.

## Tides

Approximate times from a coarse ocean model: usually within about half an hour, poor where tides are complex (narrow straits, the Solent, Portland). Slack water isn't in the score yet: plan with official tide tables and local advice.

- Today, Sat 14: Low ~08:20
- Sun 15: High ~00:45 · Low ~09:00 (bigger tides, range 1.3 m)
- Mon 16: High ~01:12 · Low ~09:45 (range 1.1 m)
- Tue 17: High ~01:40 · Low ~10:34 (range 1.0 m)
- Wed 18: High ~02:00, ~20:00 · Low ~11:30 (smaller tides, range 0.8 m)
- Thu 19: High ~19:50 · Low ~12:17 (smaller tides, range 0.8 m)
- Fri 20: High ~06:50, ~20:00 · Low ~02:36, ~13:00 (smaller tides, range 0.8 m)

## Conditions at Sidem

Sidem is open to the sea from the **NNW–ESE**, so waves build there when the wind blows from those directions. Land shelters it from the SSE–NW.

Over the next 7 days it's good or better every day. Thu and Fri are only a trend so far.

The water is warm to about 16 m.

## Links

- [Forecast page with hourly detail](https://scubaforecast.com/scuba-diving-weather/indonesia/bali/tulamben/sidem)
- [Water temperature in Bali](https://scubaforecast.com/water-temperature/indonesia/bali)
- [Sidem on the map](https://scubaforecast.com/map#site=sidem)

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Weather data by Open-Meteo.com (CC BY 4.0). Map data © OpenStreetMap contributors (ODbL). Temperature at depth generated using E.U. Copernicus Marine Service Information.