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Surf Forecasts:
Terceira - Sao Mateus da Calherta surfForecast / Azores / Portugal
16 Day Weather and Surf, issued 11 am Saturday 18 Apr 2026 +00Forecast update in hr min s Forecast update imminent
Terceira - Sao Mateus da Calherta surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Terceira - Sao Mateus da Calherta sea temperature is
15.8° C
(Which is slightly cooler than normal)Best Forecast Surf Conditions for Terceira - Sao Mateus da Calherta this week:
The surf forecast for Terceira - Sao Mateus da Calherta over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Apr 19) at 9AM. The primary swell is predicted to be 1.1m and 6s period with a secondary swell of 0.4m and 14s. Another secondary swell of 0.7m and 5s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Terceira - Sao Mateus da Calherta in the next 16 days are 2.5m 7s and forecast to arrive on Tuesday (Apr 21) at 6PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 8s period and expected on Tuesday (Apr 21) at 9PM.
| Wave Type | Time (+00) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Sun 19th Apr) | 3.5ft (1.1m) 6s |
| Best Surf | 3AM (Sat 25th Apr) | 5.5ft (1.7m) 7s |
| Most Powerful | 6PM (Tue 21st Apr) | 8ft (2.5m) 7s |
Table - best surf conditions forecast for Terceira - Sao Mateus da Calherta over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Light rain (total 4mm), mostly falling on Sat afternoon. Very mild (max 16°C on Sat night, min 11°C on Sun night). Winds increasing (light winds from the N on Sun morning, fresh winds from the NNE by Sun night). | Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Tue night. Very mild (max 17°C on Thu night, min 13°C on Tue morning). Winds decreasing (strong winds from the WSW on Tue afternoon, light winds from the WNW by Wed morning). | ||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 10 | 15 | 15 | 6 | 13 | 18 | 18 | 16 | 17 | 12 | 6 | 14 | 7 | 7 | 6 | 13 | 6 | 6 | 6 | 7 | 8 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 68 | 109 | 155 | 77 | 59 | 98 | 27 | 82 | 87 | 0 | 377 | 36 | 105 | 69 | 130 | 28 | 107 | 63 | 145 | 498 | 407 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | off | cross- off | off | off | off | cross- off | cross | cross | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 3:04PM 1.63 | 3:20AM 1.63 | 3:46PM 1.63 | 4:03AM 1.59 | 4:30PM 1.61 | 4:50AM 1.51 | 5:18PM 1.56 | 5:42AM 1.43 | 6:13PM 1.50 | 6:43AM 1.34 | 7:18PM 1.44 | 7:57AM 1.27 | 8:34PM 1.41 | ||||||||
Low Tide / height (m) | 9:09PM 0.36 | 9:29AM 0.31 | 9:52PM 0.37 | 10:11AM 0.36 | 10:39PM 0.42 | 10:56AM 0.42 | 11:32PM 0.48 | 11:47AM 0.50 | 12:34AM 0.56 | 12:48PM 0.58 | 1:49AM 0.61 | 2:03PM 0.64 | |||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||
| Sunrise | 7:09 | - | - | 7:07 | - | - | 7:05 | - | - | 7:05 | - | - | 7:03 | - | - | 7:01 | - | - | 7:01 | - | - |
| Sunset | - | 8:28 | - | - | 8:29 | - | - | 8:30 | - | - | 8:30 | - | - | 8:31 | - | - | 8:32 | - | - | 8:32 | - |
 |  |  |  | |  | | |  | | | |  | | | | | | | | | |
Rain (mm) | - | 2 | 1 | - | - | 1 | - | - | - | - | - | 2 | - | - | - | - | - | - | 1 | 1 | - |
| Temp. °C | 14 | 15 | 16 | 16 | 16 | 13 | 12 | 13 | 13 | 14 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 17 | 17 | 17 | 17 |
| Feels °C (?) | 13 | 14 | 15 | 16 | 14 | 7 | 4 | 7 | 8 | 7 | 7 | 7 | 9 | 9 | 8 | 9 | 11 | 12 | 12 | 13 | 17 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Terceira - Sao Mateus da Calherta surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Terceira - Sao Mateus da Calherta Surf forecast
The above surf forecast table for Terceira - Sao Mateus da Calherta provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Terceira - Sao Mateus da Calherta can be found by selecting the local surf guide option on the grey menu. Our Terceira - Sao Mateus da Calherta surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Terceira - Sao Mateus da Calherta) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Terceira - Sao Mateus da Calherta may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in The Azores? If you are looking for accommodation near Terceira - Sao Mateus da Calherta, camping, hotels and holiday cottages in The Azores, consider staying in Angra do Heroísmo which is 5 km (3 miles) away.
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