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São Martinho bay-mouth
Official tide predictions (WorldTides). · All times Europe/Lisbon.
Tide chart
Tide size
Spring2.4m
Next big tide: 07/08 High 3.3m
Moon
First quarter 35%
Moonrise 12:28 · Moonset 00:00
Solunar
Major 17:30–19:30 05:10–07:10
Minor 11:58–12:58 23:30–00:30
Sun
↑ 06:18 · ↓ 21:07
First light 05:46 · Last light 21:39
Next daytime low: 07/08 12:28 0.6m
Next daytime high: 07/08 18:47 3.3m
Traditional angling activity windows, from the moon's position — a guide, not a forecast.
Tide table
| Day | Tide | Range |
|---|---|---|
| July 2027 | ||
| Fri 09Spring | Low 01:10 0.5mHigh 07:20 2.8mLow 13:20 0.7mHigh 19:39 3.0m | 2.4m |
| Sat 10Large | Low 02:02 0.7mHigh 08:14 2.7mLow 14:16 0.9mHigh 20:36 2.8m | 2.0m |
| Sun 11Average | Low 02:58 0.9mHigh 09:14 2.6mLow 15:21 1.0mHigh 21:41 2.6m | 1.7m |
| Mon 12Neap | Low 04:00 1.0mHigh 10:22 2.5mLow 16:35 1.1mHigh 22:53 2.5m | 1.5m |
| Tue 13Neap | Low 05:08 1.1mHigh 11:32 2.5mLow 17:52 1.1m | 1.4m |
| Wed 14Neap | High 00:05 2.4mLow 06:15 1.1mHigh 12:36 2.6mLow 18:58 1.1m | 1.5m |
| Thu 15Neap | High 01:07 2.5mLow 07:11 1.1mHigh 13:30 2.7mLow 19:50 1.0m | 1.7m |
| Fri 16Average | High 01:58 2.5mLow 07:58 1.0mHigh 14:15 2.8mLow 20:32 0.9m | 1.9m |
| Sat 17Average | High 02:39 2.6mLow 08:37 0.9mHigh 14:54 2.9mLow 21:09 0.8m | 2.1m |
| Sun 18Large | High 03:16 2.7mLow 09:11 0.8mHigh 15:29 3.0mLow 21:43 0.7m | 2.3m |
| Mon 19Large | High 03:50 2.7mLow 09:44 0.8mHigh 16:02 3.0mLow 22:15 0.7m | 2.4m |
| Tue 20Large | High 04:22 2.8mLow 10:16 0.7mHigh 16:34 3.0mLow 22:47 0.7m | 2.4m |
| Wed 21Large | High 04:53 2.8mLow 10:47 0.7mHigh 17:06 3.0mLow 23:18 0.7m | 2.4m |
| Thu 22Large | High 05:25 2.7mLow 11:20 0.7mHigh 17:38 3.0mLow 23:51 0.7m | 2.3m |
| Fri 23Average | High 05:59 2.7mLow 11:55 0.8mHigh 18:11 2.9m | 2.1m |
| Sat 24Average | Low 00:25 0.8mHigh 06:34 2.7mLow 12:33 0.9mHigh 18:48 2.8m | 1.9m |
| Sun 25Average | Low 01:02 0.9mHigh 07:14 2.6mLow 13:15 1.0mHigh 19:29 2.6m | 1.7m |
| Mon 26Neap | Low 01:45 1.0mHigh 08:01 2.5mLow 14:06 1.1mHigh 20:20 2.5m | 1.6m |
| Tue 27Neap | Low 02:39 1.1mHigh 08:59 2.5mLow 15:10 1.2mHigh 21:27 2.4m | 1.4m |
| Wed 28Neap | Low 03:46 1.1mHigh 10:12 2.4mLow 16:29 1.2mHigh 22:48 2.4m | 1.3m |
| Thu 29Neap | Low 05:03 1.1mHigh 11:30 2.5mLow 17:50 1.1m | 1.5m |
| Fri 30Average | High 00:08 2.5mLow 06:17 1.0mHigh 12:39 2.7mLow 18:59 0.8m | 1.9m |
| Sat 31Large | High 01:14 2.7mLow 07:19 0.8mHigh 13:38 3.0mLow 19:57 0.6m | 2.4m |
| August 2027 | ||
| Sun 01Spring | High 02:10 2.9mLow 08:13 0.6mHigh 14:30 3.2mLow 20:49 0.4m | 2.9m |
| Mon 02Spring | High 03:00 3.1mLow 09:02 0.4mHigh 15:18 3.5mLow 21:37 0.2m | 3.3m |
| Tue 03Spring | High 03:47 3.2mLow 09:48 0.3mHigh 16:04 3.6mLow 22:23 0.1m | 3.5m |
| Wed 04Spring | High 04:32 3.3mLow 10:32 0.3mHigh 16:49 3.6mLow 23:08 0.1m | 3.5m |
| Thu 05Spring | High 05:17 3.2mLow 11:17 0.3mHigh 17:34 3.5mLow 23:51 0.3m | 3.2m |
| Fri 06Spring | High 06:01 3.1mLow 12:02 0.4mHigh 18:19 3.3m | 2.8m |
| Sat 07Spring | Low 00:35 0.5mHigh 06:46 2.9mLow 12:48 0.6mHigh 19:06 3.0m | 2.5m |
| Sun 08Large | Low 01:20 0.7mHigh 07:34 2.8mLow 13:39 0.9mHigh 19:59 2.7m | 2.0m |
| Mon 09Average | Low 02:10 1.0mHigh 08:30 2.6mLow 14:41 1.1mHigh 21:02 2.4m | 1.6m |
| Tue 10Neap | Low 03:12 1.2mHigh 09:40 2.4mLow 16:02 1.2mHigh 22:24 2.3m | 1.2m |
| Wed 11Neap | Low 04:33 1.3mHigh 11:04 2.4mLow 17:35 1.2mHigh 23:50 2.3m | 1.1m |
| Thu 12Neap | Low 05:56 1.3mHigh 12:20 2.5mLow 18:48 1.2m | 1.3m |
| Fri 13Neap | High 00:57 2.4mLow 06:59 1.2mHigh 13:16 2.6mLow 19:39 1.0m | 1.6m |
| Sat 14Average | High 01:45 2.5mLow 07:44 1.0mHigh 13:59 2.8mLow 20:18 0.9m | 1.9m |
| Sun 15Average | High 02:23 2.6mLow 08:20 0.9mHigh 14:35 2.9mLow 20:51 0.8m | 2.1m |
| Mon 16Large | High 02:56 2.7mLow 08:52 0.8mHigh 15:07 3.0mLow 21:20 0.7m | 2.3m |
| Tue 17Large | High 03:26 2.8mLow 09:22 0.7mHigh 15:38 3.1mLow 21:49 0.6m | 2.5m |
| Wed 18Large | High 03:56 2.9mLow 09:51 0.6mHigh 16:07 3.1mLow 22:17 0.6m | 2.6m |
| Thu 19Large | High 04:25 2.9mLow 10:21 0.6mHigh 16:36 3.1mLow 22:46 0.6m | 2.6m |
| Fri 20Large | High 04:54 2.9mLow 10:52 0.6mHigh 17:07 3.1mLow 23:15 0.6m | 2.5m |
| Sat 21Large | High 05:25 2.9mLow 11:25 0.7mHigh 17:38 3.0mLow 23:47 0.7m | 2.3m |
| Sun 22Average | High 05:58 2.8mLow 12:00 0.8mHigh 18:13 2.8m | 2.1m |
| Mon 23Average | Low 00:22 0.8mHigh 06:35 2.7mLow 12:40 0.9mHigh 18:53 2.7m | 1.9m |
| Tue 24Average | Low 01:04 0.9mHigh 07:19 2.6mLow 13:30 1.0mHigh 19:44 2.5m | 1.7m |
| Wed 25Neap | Low 01:57 1.1mHigh 08:19 2.5mLow 14:37 1.2mHigh 20:57 2.4m | 1.4m |
| Thu 26Neap | Low 03:13 1.2mHigh 09:42 2.4mLow 16:09 1.2mHigh 22:33 2.3m | 1.2m |
| Fri 27Neap | Low 04:46 1.2mHigh 11:15 2.5mLow 17:43 1.0m | 1.5m |
| Sat 28Average | High 00:01 2.5mLow 06:08 1.0mHigh 12:28 2.8mLow 18:53 0.8m | 2.0m |
| Sun 29Large | High 01:06 2.7mLow 07:09 0.8mHigh 13:25 3.0mLow 19:47 0.5m | 2.5m |
| Mon 30Spring | High 01:58 2.9mLow 08:00 0.5mHigh 14:14 3.3mLow 20:34 0.3m | 3.0m |
| Tue 31Spring | High 02:44 3.2mLow 08:45 0.3mHigh 15:00 3.5mLow 21:18 0.1m | 3.4m |
| September 2027 | ||
| Wed 01Spring | High 03:27 3.3mLow 09:28 0.2mHigh 15:43 3.6mLow 21:59 0.1m | 3.5m |
| Thu 02Spring | High 04:08 3.3mLow 10:10 0.2mHigh 16:25 3.6mLow 22:39 0.1m | 3.5m |
| Fri 03Spring | High 04:49 3.3mLow 10:51 0.3mHigh 17:07 3.4mLow 23:18 0.3m | 3.2m |
| Sat 04Spring | High 05:29 3.2mLow 11:33 0.4mHigh 17:49 3.2mLow 23:57 0.5m | 2.8m |
| Sun 05Large | High 06:11 3.0mLow 12:16 0.6mHigh 18:33 2.9m | 2.4m |
| Mon 06Average | Low 00:38 0.8mHigh 06:55 2.8mLow 13:04 0.9mHigh 19:22 2.6m | 2.0m |
| Tue 07Neap | Low 01:23 1.1mHigh 07:47 2.5m | 1.5m |
How this is calculated
Loaded through 2027-11-01.
Astronomical predictions. Real water level shifts with pressure and wind.
Guides Tides and Surf Portugal: Best Tide for Surfing · How to Read a Surf Forecast for Portugal · What a Provisional Surf Rating Means