Damas Rivermouth surfForecast / Golfo de Nicoya / Costa Rica

information circle48hr Weather and Surf, issued 5 pm Thursday 14 May 2026 CST
Forecast update in hr  min  s Forecast update imminent
Damas Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Damas Rivermouth sea temperature is
30.3° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Damas Rivermouth today?

The current surf forecast for Damas Rivermouth at 2AM is: 0.8m 15s primary swell from a South-southwest direction and 0.5m 9s secondary swell from a South direction (forecast issued at 05:00pm May 14). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (CST) & DateWave HeightWave Period
Morning (15 May)2.5ft (0.8m)14s
Afternoon (15 May)3ft (0.9m)14s
Evening (15 May)3ft (0.9m)14s

Table - waves today at Damas Rivermouth. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 23mm), heaviest during Thu afternoon. Warm (max 30°C on Thu afternoon, min 26°C on Thu night). Wind will be generally light.

Thu
14
Friday
15
Saturday
16
Sun
17
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
12 AM
3 AM
6 AM
9 AM
12 PM
Rating
(10 max)
1
2
2
2
2
2
2
0
1
1
2
2
2
2
2
1
1
2
2
2
2
2
2
1
Swell
Height Map
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
SSW
15
0.8
SSW
15
0.8
SSW
15
0.8
SSW
15
0.9
SW
15
0.8
SSW
15
0.8
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SW
14
0.9
SW
14
0.8
SSW
13
0.8
SSW
13
0.8
SSW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
Wave Graph
Metric surfscale
Energy kJ
291
283
283
283
318
275
268
347
347
342
276
268
229
225
225
178
178
178
178
246
264
264
264
264
Wind (km/h)
10
S
5
SSE
5
NE
5
NNE
5
NE
5
NE
5
S
10
S
10
S
5
S
0
NNE
5
NNE
5
NNE
5
NNE
5
WSW
10
SSW
10
SSW
0
WNW
5
NE
5
NNE
5
NNE
5
NE
5
SSW
10
S
on
glassy
glassy
glassy
cross-off
cross-off
glassy
on
on
on
glassy
glassy
cross-off
off
glassy
on
on
glassy
glassy
glassy
glassy
glassy
glassy
on
High Tide
12:23PM2.60m
00:57AM2.35m
1:12PM2.76m
1:48AM2.50m
2:02PM2.89m
2:37AM2.61m
Low Tide
6:49PM0.36m
6:55AM0.44m
7:38PM0.17m
7:46AM0.31m
8:26PM0.03m
8:37AM0.21m
thunderstorm
mod rain
thunderstorm
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:50
5:50
5:50
5:50
2
6
2
1
3
2
1
3
2
1
Temp °C
30
29
28
27
26
26
29
30
30
28
28
27
26
26
29
30
29
27
27
27
26
26
29
29
34
34
33
31
29
29
33
33
34
32
34
32
29
29
33
33
32
32
31
31
30
29
33
32
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
15
0.8
SSW
15
0.8
SSW
15
0.8
SSW
15
0.9
SW
15
0.8
SSW
15
0.8
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SW
14
0.9
SW
14
0.8
SSW
13
0.8
SSW
13
0.8
SSW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
Energy kJ
291
283
283
283
318
275
268
347
347
342
276
268
229
225
225
178
178
178
178
246
264
264
264
264
Swell 2
Height (m)
Direction
Period (s)
0.6
SW
14
0.6
SW
14
0.5
S
9
0.6
SW
13
0.5
S
9
0.6
SW
13
0.4
SW
13
0.5
S
10
0.5
S
10
0.5
S
10
0.5
S
10
0.4
S
10
0.4
S
9
0.4
S
9
0.4
S
9
0.4
S
9
0.4
S
9
0.4
S
9
0.4
S
9
0.4
S
9
0.4
S
9
0.3
S
9
0.4
S
8
0.4
S
8
Energy kJ
127
123
43
113
42
104
59
45
46
45
45
29
28
27
27
26
25
27
25
25
24
13
22
22
Swell 3
Height (m)
Direction
Period (s)
0.6
S
10
0.6
S
10
0.6
SW
14
0.5
S
9
0.4
SW
13
0.5
S
9
0.5
S
10
0.1
W
13
0.1
S
20
0.1
S
20
0.1
W
13
0.1
SW
18
0.2
SSW
18
0.2
SSW
18
0.2
SSW
18
0.2
SSW
16
0.3
SSW
16
0.3
SSW
16
0.4
SSW
16
0.1
SW
20
0.1
SW
20
0.3
SSW
6
0.1
SW
20
0.2
SSW
19
Energy kJ
65
65
116
43
45
43
45
4
7
7
4
12
31
31
31
26
51
51
102
15
15
6
15
37
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
Distance (km)
40
0
0
0
0
0
0
178
40
14
0
0
0
0
0
166
40
0
0
0
0
0
0
158
Best forecast wave conditions in Golfo de Nicoya
Rating
(10 max)
2
2
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in Costa Rica
Rating
(10 max)
2
3
3
3
3
3
2
3
3
3
2
2
2
2
2
2
2
2
2
2
2
3
2
3
Header Global
Rating
(10 max)
5
4
6
5
5
5
5
5
5
5
5
5
4
5
5
5
5
5
4
5
8
8
9
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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