Costa Nova Surf Break
Lat Long: 40.63° N 8.75° W

Costa Nova Surf Forecast and Surf Report

Weather Forecast for Costa Nova

Issued: 12 am 06 Jun 2026 (local time)

Forecast update in  hr  min

Today's Costa Nova sea temperature is
16.1° C

1.1°C colder than average for this time of year

Costa Nova surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Costa Nova surf forecast from 6 Jun 2026:

  • Best quality surf: Saturday 6 Jun, 10PM (local time) - 10ft (3.0m), 12s period, NW swell with cross-shore winds.
  • Most powerful swell: Saturday 6 Jun, 10PM (local time) - 10ft (3.0m), 12s period, NW swell with 2,472 kJ wave energy.
  • Next surfable swell (1★+): Saturday 6 Jun, 10PM (local time) - 10ft (3.0m), 12s period with NW swell.

Best Forecast Surf Conditions for Costa Nova this week:

The surf forecast for Costa Nova over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jun 06) at 10PM. The primary swell is predicted to be 3.0m and 12s period. The wind is predicted to be cross-shore as the swell arrives.

The most powerful waves expected at Costa Nova in the next 16 days are 3.0m 12s and forecast to arrive on Saturday (Jun 06) at 10PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 2s period and expected on Saturday (Jun 13) at 7AM.

Wave TypeTime (WEST) & Date Wave Height & Period
Next good surf (1 star+)10PM (Sat 6th Jun)10ft (3.0m) 12s
Best Surf10PM (Sat 6th Jun)10ft (3.0m) 12s
Most Powerful10PM (Sat 6th Jun)10ft (3.0m) 12s

Table - best surf conditions forecast for Costa Nova over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 17°C on Mon morning, min 14°C on Fri night). Mainly fresh winds.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 19°C on Thu afternoon, min 14°C on Mon night). Winds decreasing (strong winds from the NNW on Tue afternoon, light winds from the NNE by Wed night).

Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
1
!
2
1
1
0
0
0
0
0
0
1
0
!
2
0
1
2
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
WNW
11
2.5
WNW
12
3
NW
11
1.8
WNW
12
1.6
WNW
12
1.5
WNW
12
1.7
WNW
11
1.5
WNW
10
2.5
NW
10
2.4
NW
8
2.5
NNW
7
3
NNW
8
2.2
NNW
11
2.2
NNW
11
3
NNW
8
2.1
NW
9
2.2
NW
9
2.5
NNW
8
2
NNW
8
1.8
NNW
8
2
NNW
8
Wave Graph
Metric surfscale
Energy kJ
1490
2000
2388
828
743
559
673
453
1433
675
729
1227
1134
1113
1056
643
695
1031
500
412
525
Wind (km/h)
10
NNW
30
NNW
20
NNW
10
NNW
30
NNW
20
NNW
20
NNW
25
NNW
35
NNW
30
N
45
NNW
40
NNW
25
N
40
NNW
30
N
20
NNW
40
NNW
25
N
15
N
35
NNW
15
N
Wind State
cross-on
cross
cross
cross-on
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
7:46AM2.57m
8:03PM2.71m
8:42AM2.52m
9:01PM2.67m
9:48AM2.51m
10:09PM2.67m
10:58AM2.55m
11:18PM2.71m
12:02PM2.64m
00:22AM2.80m
1:00PM2.78m
1:21AM2.90m
1:53PM2.93m
2:15AM3.00m
Low Tide
1:41PM1.30m
2:20AM1.25m
2:35PM1.36m
3:17AM1.28m
3:35PM1.38m
4:18AM1.27m
4:39PM1.35m
5:21AM1.21m
5:43PM1.28m
6:20AM1.13m
6:45PM1.16m
7:17AM1.02m
7:43PM1.02m
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
6:03
6:03
6:03
6:03
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:01
9:02
9:02
9:04
9:05
9:05
9:06
 mm
Temp °C
16
16
15
16
16
15
17
16
15
15
15
15
16
16
17
16
19
20
24
24
27
Feels °C
15
11
10
15
11
11
14
13
10
10
7
8
11
9
11
12
12
15
21
19
23
Swell 1
Height (m)
Direction
Period (s)
2.5
WNW
11
2.5
WNW
12
3
NW
11
1.8
WNW
12
1.6
WNW
12
1.5
WNW
12
1.7
WNW
11
1.5
WNW
10
0.7
WNW
10
0.6
W
10
0.6
W
9
1.6
NW
9
1.9
NW
8
2
NNW
8
0.4
WNW
8
2
NNW
8
Energy kJ
1490
2000
2388
828
743
559
673
453
108
65
63
362
505
500
24
525
Swell 2
Height (m)
Direction
Period (s)
1.7
NNW
11
0.9
NW
11
0.1
N
8
0.3
W
11
0.1
SW
15
Energy kJ
634
191
1
21
9
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1
NNW
5
1.8
NW
10
1.3
NNW
6
0.4
NW
3
2.5
NW
10
2.4
NW
8
2.5
NNW
7
3
NNW
8
2.2
NNW
11
2.2
NNW
11
3
NNW
8
2.1
NW
9
2.2
NW
9
2.5
NNW
8
1.8
NNW
8
Energy kJ
45
663
115
2
1433
675
729
1227
1134
1113
1056
643
695
1031
412
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
2
3
2
2
3
1
2
3
2
1
1
2
1
2
3
1
2
Distance (km)
52
248
65
221
218
114
117
238
361
394
238
321
358
248
218
298
307
219
20
357
97
Best forecast wave conditions in Beira
Rating
(10 max)
4
3
2
Best forecast wave conditions in Portugal
Rating
(10 max)
4
1
4
4
3
3
3
1
1
1
2
1
1
2
2
3
2
2
3
2
2
Header Global
Rating
(10 max)
9
9
6
7
8
8
6
5
9
9
9
7
7
5
9
9
6
5
5
6
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Costa Nova Surf forecast

The above surf forecast table for Costa Nova provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Costa Nova can be found by selecting the local surf guide option on the grey menu. Our Costa Nova 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 (Costa Nova) 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 Costa Nova 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.

Costa Nova is 8 km (5 miles) from the city of Ilhavo. If you plan a holiday in Beira, look for hotels and other accommodation in Ilhavo. Ilhavo has rooms for a wide range of budgets as well as car hire and transport links.

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