Nosara Beach Surf Break

Lat Long: 9.99° N 85.70° W

Nosara Beach 48 hour detailed Surf Forecast

Issued: 11 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nosara Beach sea temperature is
30.2° C
2.1° 

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


How big are the waves at Nosara Beach today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.1m), 14s period with SW swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.0m), 14s period with SW swell.
  • Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.

The current surf forecast for Nosara Beach at 3PM is: 1.0m 14s primary swell from a Southwest direction (forecast issued at 11:00am August 18). An open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (CST) & DateWave HeightWave Period
Morning (18 Aug)3.5ft (1.1m)14s
Afternoon (18 Aug)3.5ft (1.0m)14s
Evening (18 Aug)3.5ft (1.1m)16s

Table - waves today at Nosara Beach. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 42mm), heaviest during Thu night. Warm (max 29°C on Tue morning, min 25°C on Tue night). Wind will be generally light.

Tue
18
Wednesday
19
Thursday
20
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
2
1
0
1
3
3
2
2
2
1
2
2
2
2
2
2
2
1
0
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
SW
14
1.1
SW
14
1
SW
14
1
SW
16
1.1
SW
16
1.1
SW
16
1
SW
15
0.9
SW
15
0.9
SW
15
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.8
SW
14
0.8
SW
14
0.8
SW
14
0.7
SW
14
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.6
SW
13
1.1
SSW
11
Wave Graph
Metric surfscale
Energy kJ
422
428
401
471
539
539
459
360
355
350
350
301
245
238
224
186
144
140
140
138
297
Wind (km/h)
5
ENE
10
SSE
10
SSE
5
SE
10
ENE
10
ENE
5
ENE
5
ENE
5
ENE
5
SW
5
SSE
0
SSW
10
NE
10
ENE
5
ENE
5
ENE
5
NE
5
WSW
10
S
5
SE
5
ESE
Wind State
glassy
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
glassy
glassy
cross-off
cross-off
cross-off
cross-off
off
cross-on
on
glassy
glassy
High Tide
6:22AM2.21m
6:43PM1.94m
7:04AM2.07m
7:29PM1.80m
7:50AM1.94m
8:19PM1.66m
Low Tide
12:40PM0.33m
00:48AM0.40m
1:26PM0.45m
1:32AM0.54m
2:16PM0.56m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
cloud
cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
cloud
part cloud
part cloud
part cloud
thunderstorm
mod rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:33
5:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:59
5:58
5:58
 mm
1
4
5
2
1
2
1
1
1
2
7
9
Temp °C
28
29
28
28
27
26
25
26
27
28
28
27
26
25
26
26
27
29
28
27
26
Feels °C
32
33
31
32
31
30
29
30
31
32
33
32
29
29
30
30
31
33
32
31
31
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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