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Lang Is. Fishing Port Taitung, Taiwan · Class II · forecast point Lanyuxiang_beifang Coastal 4.9 km

綠島蘭嶼海面 · coastal forecast 11/02 14:52 updated

rough 🔴 Wave
Northeasterly 3 Bf · Wave 2.3 m · Marine forecast: gusts Bf 8
Gusts 8 Bf (11/02 12:00 onward): Gale · 17.2–20.7 m/s (62–75 km/h) · open sea: moderately high waves ~5.5 m, crests break into spindrift
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.

Wave2.3mE 11.7s

Wind3BfNortheasterly 4.1m/s
Gentle breeze · 3.4–5.4 m/s (12–19 km/h)

Current0.2m/sW <1 kt

Tide nowFalling 3.3/10Level 106 cm · next Low 18:15

🌊 Rise and fall times today

Falling ←	13:12 → 18:15	5.0 h	112.0 → 86.0 cm
Rising	18:15 → 00:34	6.3 h	86.0 → 139.0 cm
Falling	00:34 → 07:56	7.4 h	139.0 → 50.0 cm
Rising	07:56 → 14:18	6.4 h	50.0 → 121.0 cm

When the tide is running the middle 40% of each rise or fall (3–7 tenths) — strongest flow; slack water around high and low
14:42–16:44 Falling ← running now · 20:08–22:40 Rising · 02:46–05:43 Falling · 09:50–12:23 Rising · 16:01–18:20 Falling

Building Wind 3 → 5 Bf · Wave 2.1 m at 21:00

Nearest buoy 蘭嶼資料浮標 (5.4 km) measured: Wave 1.2 m ENE · 14:00

This buoy, last 31 days (since 2026-10-03): forecast averaged 0.24 m higher than measured (n=3960)

Water colour estimate: blue (uncalibrated)

Next 48 h (3-hourly)

Time	Weather	Wave	Wind	Current
11/02 12:00	Clear	2.3m E	Northeasterly 3 Bf (4.1m/s)	0.2m/s W
11/02 15:00	Cloudy	2.2m E	Northeasterly 3 Bf (5.1m/s)	0.4m/s W
11/02 18:00	Cloudy	2.2m E	Northeasterly 4 Bf (7.2m/s)	0.4m/s W
11/02 21:00	Brief Showers	2.1m E	Northeasterly 5 Bf (9.3m/s)	0.3m/s W
11/03 00:00	Clear	2.0m NE	Northeasterly 5 Bf (10.3m/s)	0.2m/s W
11/03 03:00	Brief Showers	2.0m NE	Northeasterly 5 Bf (9.8m/s)	0.1m/s E
11/03 06:00	Cloudy	2.0m NE	Northeasterly 5 Bf (9.8m/s)	0.2m/s E
11/03 09:00	Brief Showers	1.9m NE	Northeasterly 5 Bf (9.8m/s)	0.1m/s S
11/03 12:00	Cloudy	2.0m NE	Northeasterly 5 Bf (9.8m/s)	0.3m/s W
11/03 15:00	Clear	2.0m NE	Northeasterly 5 Bf (9.3m/s)	0.6m/s W
11/03 18:00	Brief Showers	2.0m NE	Northeasterly 5 Bf (9.3m/s)	0.6m/s W
11/03 21:00	Brief Showers	2.0m NE	Northeasterly 5 Bf (9.8m/s)	0.4m/s W
11/04 00:00	Brief Rain	2.0m NE	Northeasterly 5 Bf (9.8m/s)	0.3m/s W
11/04 03:00	Brief Rain	1.9m NE	Northeasterly 5 Bf (9.3m/s)	0.1m/s W
11/04 06:00	Clear	1.9m NE	Northeasterly 5 Bf (8.7m/s)	0.1m/s E
11/04 09:00	Brief Rain	1.9m E	Northeasterly 5 Bf (8.2m/s)	0.2m/s E

Tide today (臺東縣蘭嶼鄉)

Time		Height
06:38		49.0 cm
13:12		112.0 cm
18:15		86.0 cm

Marine forecast (綠島蘭嶼海面)

11/02 12:00–00:00: 4 gust 6以下下午轉5–6 gust 8 · Wave Cloudy, Local Showers
11/03 00:00–00:00: 5–6 gust 8 · Wave Cloudy, Local Showers
11/04 00:00–00:00: 5–6 gust 8上午轉4–5 gust 7 · Wave 多雲局部雨

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⚠ The numbers on this page are a snapshot generated 11/02 14:52; sea conditions change every 5 minutes — check tidewx.com for the current values before relying on them
tidewx.com · Data: Central Weather Administration open data (coastal forecast · marine forecast · tides · buoys) · NAMR NODASS · page generated 11/02 14:52, refreshed every 5 min · forecasts are not measurements — check on site before going out · Sources · 💬 Something on your mind?