Sines, costa

Mainland Portugal · coordinates 37.9500, -8.8833 map

Sea-state forecast

Updated 2026-07-28 05:31

Tue

28 Jul 2026

Wave height: 0.7–0.9 m
Period: 3.6–4.3 s
Direction: NW · North-west
Total sea: 0.5–1.0 m
SST: 18.1–18.8 °C

Wed

29 Jul 2026

Wave height: 0.4–0.8 m
Period: 3.0–3.8 s
Direction: NW · North-west
Total sea: 0.5–1.0 m
SST: 18.5–18.9 °C

Thu

30 Jul 2026

Wave height: 0.3–0.9 m
Period: 2.8–3.4 s
Direction: NW · North-west
Total sea: 0.5–1.0 m
SST: 18.4–18.9 °C

Tide

High and low tides · next 3 days

Tuesday, 28 July

High tide 02:30 3.11 m
Low tide 08:40 0.83 m
High tide 14:50 3.36 m
Low tide 21:10 0.66 m

Wednesday, 29 July

High tide 03:10 3.18 m
Low tide 09:10 0.76 m
High tide 15:30 3.43 m
Low tide 21:40 0.61 m

Thursday, 30 July

High tide 03:50 3.22 m
Low tide 09:50 0.72 m
High tide 16:00 3.46 m
Low tide 22:20 0.60 m

Approximate tide (4-constituent harmonic model), referenced to chart datum (zero hidrográfico). Not a substitute for an official tide tables source.