SwellByte

Alentejo Surf Forecast

Free surf forecast for Alentejo, Portugal — 7 surf spots. Wave height, swell, wind, tide and live buoy conditions with a 16-day outlook, no subscription, updated daily on SwellByte.

Best surf spot in Alentejo by day

Top-rated of 7 spots each day

Surf spots in Alentejo

Best wind spot in Alentejo

Where the wind is best for kitesurfing, wing foiling and windsurfing over the next few days — rated on cross-shore direction and strength in knots, not on waves.

Monthly conditions in Alentejo

How often each surf size shows up by month, 2020–2024, measured near Comporta. Bars fill from the bottom by the share of days reaching each surf size; white at the top is smaller days. The percentage is the chance of a surfable day.

2–4ft4–6ft6–8ft8–12ft12ft+
Jan
74%
Feb
71%
Mar
95%
Apr
70%
May
39%
Jun
31%
Jul
6%
Aug
15%
Sep
51%
Oct
65%
Nov
71%
Dec
68%
Swell period
13s
14s
13s
12s
10s
9s
7s
9s
11s
12s
13s
12s
Water temp
60°F
60°F
59°F
61°F
62°F
65°F
65°F
63°F
63°F
66°F
64°F
62°F