Heliao Fishing Port Tainan · Class II · forecast point Beimen District Coastal 10.4 km
東石安平沿海 · coastal forecast 09/18 09:31 updated
calm
Northerly 3 Bf · Wave 0.5 m · Marine forecast: gusts Bf 7
Near gale · 13.9–17.1 m/s (50–62 km/h) · open sea: sea heaps up ~4 m, foam in streaks
Rule of thumb: Beaufort force 6+ or waves 2 m+ is generally unsuitable for small craft; force 4 or below with waves under 1 m counts as calm.
Northerly 3 Bf · Wave 0.5 m · Marine forecast: gusts Bf 7
Near gale · 13.9–17.1 m/s (50–62 km/h) · open sea: sea heaps up ~4 m, foam in streaks
Rule of thumb: Beaufort force 6+ or waves 2 m+ is generally unsuitable for small craft; force 4 or below with waves under 1 m counts as calm.
Wave0.5mNW 4.4s
Wind3BfNortherly 3.6m/s
Gentle breeze · 3.4–5.4 m/s (12–19 km/h)
Gentle breeze · 3.4–5.4 m/s (12–19 km/h)
Current0.1m/sSW <1 kt
Tide nowRising 0.8/10Level 88 cm · next High 15:44
🌊 Rise and fall times today
When the tide is running the middle 40% of each rise or fall (3–7 tenths) — strongest flow; slack water around high and low
11:01–13:43 Rising · 17:16–19:19 Falling · 22:41–01:08 Rising · 05:07–08:01 Falling
| Rising ← | 09:01 → 15:44 | 6.7 h | 87.0 → 191.0 cm |
| Falling | 15:44 → 20:52 | 5.1 h | 191.0 → 141.0 cm |
| Rising | 20:52 → 02:58 | 6.1 h | 141.0 → 213.0 cm |
| Falling | 02:58 → 10:11 | 7.2 h | 213.0 → 91.0 cm |
11:01–13:43 Rising · 17:16–19:19 Falling · 22:41–01:08 Rising · 05:07–08:01 Falling
Building Wave 0.5 → 0.9 m · Wind 4 Bf at 18:00
Nearest buoy 布袋港-浮球式波流觀測站 (9.9 km) measured: Wave 0.3 m · 08:00
Water colour estimate: blue + green (uncalibrated)
Next 48 h (3-hourly)
| Time | Weather | Wave | Wind | Current |
|---|---|---|---|---|
| 09/18 09:00 | Clear | 0.5m NW | Northerly 3 Bf (3.6m/s) | 0.1m/s SW |
| 09/18 12:00 | Clear | 0.5m NW | Northerly 3 Bf (4.1m/s) | 0.6m/s N |
| 09/18 15:00 | Clear | 0.8m N | Northerly 5 Bf (8.7m/s) | 0.1m/s SE |
| 09/18 18:00 | Clear | 0.9m N | Northerly 4 Bf (7.7m/s) | 0.6m/s S |
| 09/18 21:00 | Clear | 0.8m N | Northerly 4 Bf (7.7m/s) | 0.3m/s S |
| 09/19 00:00 | Clear | 0.7m NW | Northeasterly 3 Bf (5.1m/s) | 0.3m/s N |
| 09/19 03:00 | Clear | 0.6m NW | Northeasterly 4 Bf (5.7m/s) | 0.2m/s N |
| 09/19 06:00 | Clear | 0.6m NW | Northerly 3 Bf (5.1m/s) | 0.4m/s S |
| 09/19 09:00 | Clear | 0.6m NW | Northeasterly 3 Bf (4.1m/s) | 0.2m/s S |
| 09/19 12:00 | Clear | 0.6m NW | Northerly 3 Bf (5.1m/s) | 0.3m/s N |
| 09/19 15:00 | Clear | 1.0m N | Northerly 5 Bf (9.3m/s) | 0.1m/s NE |
| 09/19 18:00 | Clear | 1.0m N | Northerly 5 Bf (9.3m/s) | 0.4m/s S |
| 09/19 21:00 | Clear | 0.9m N | Northerly 4 Bf (7.2m/s) | 0.4m/s S |
| 09/20 00:00 | Clear | 0.7m NW | Northeasterly 2 Bf (3.1m/s) | 0.1m/s N |
| 09/20 03:00 | Clear | 0.6m NW | Northerly 3 Bf (5.1m/s) | 0.3m/s N |
| 09/20 06:00 | Clear | 0.7m NW | Northeasterly 2 Bf (3.1m/s) | 0.1m/s S |
Tide today (臺南市北門區)
| Time | Height | |
|---|---|---|
| 02:12 | 219.0 cm | |
| 09:01 | 87.0 cm | |
| 15:44 | 191.0 cm | |
| 20:52 | 141.0 cm |
Marine forecast (東石安平沿海)
- 09/18 06:00–00:00: 4 gust 6以下下午轉4–5 gust 7 · Wave Mostly Clear
- 09/19 00:00–00:00: 4–5 gust 7 · Wave Mostly Clear
- 09/20 00:00–00:00: 4–5 gust 7 · Wave Mostly Clear
Open in the app: map, buoys, nearby alerts, watch push →
tidewx.com · Data: Central Weather Administration open data (coastal forecast · marine forecast · tides · buoys) · NAMR NODASS · page generated 09/18 09:31, refreshed every 5 min · forecasts are not measurements — check on site before going out · Sources