Las Islitas (Matanchen Bay) surfForecast / Nayarit / Mexico

information circle16 Day Weather and Surf, issued 11 am Monday 25 May 2026 CST
Forecast update in hr  min  s Forecast update imminent
Las Islitas (Matanchen Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Las Islitas (Matanchen Bay) sea temperature is
29.7° C
(Which is 2.9°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Las Islitas (Matanchen Bay) this week:

The surf forecast for Las Islitas (Matanchen Bay) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (May 25) at 9PM. The primary swell is predicted to be 0.9m and 15s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Las Islitas (Matanchen Bay) in the next 16 days are 1.3m 18s and forecast to arrive on Monday (Jun 01) at 3AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 4s period and expected on Monday (May 25) at 9PM.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Mon 25th May)3ft (0.9m) 15s
Best Surf 9AM (Sun 31st May)3.5ft (1.0m) 19s
Most Powerful 3AM (Mon 1st Jun)4.5ft (1.3m) 18s

Table - best surf conditions forecast for Las Islitas (Matanchen Bay) over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 32°C on Mon morning, min 24°C on Mon night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 31°C on Fri morning, min 23°C on Thu night). Wind will be generally light.

Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
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
0
2
2
0
2
2
0
1
1
0
1
1
0
2
2
0
2
3
1
3
Swell
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
17
1
SW
15
0.9
SSW
15
1
SW
15
1
SW
15
0.9
SW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.7
SW
13
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.6
SSW
13
0.5
SW
22
0.7
SW
21
1
SW
19
1
SW
19
1.1
SW
18
Wave Graph
Metric surfscale
Energy kJ
687
435
387
453
435
301
253
246
236
183
189
200
200
197
203
123
227
445
738
715
817
Wind (km/h)
5
NW
20
WNW
5
ENE
5
S
15
WSW
5
ESE
5
SSE
10
WSW
5
E
5
W
15
W
5
E
5
NW
15
W
5
ENE
0
SSE
15
WNW
5
ENE
5
NW
15
W
5
ENE
cross-off
cross
glassy
glassy
cross-on
glassy
glassy
cross-on
glassy
glassy
cross-on
glassy
cross-off
cross
cross-off
glassy
cross
cross-off
glassy
cross
glassy
High Tide
6:31PM1.41m
7:21AM1.20m
6:51PM1.48m
8:01AM1.26m
7:12PM1.53m
8:35AM1.29m
7:35PM1.58m
9:06AM1.31m
7:59PM1.61m
9:37AM1.30m
8:24PM1.62m
10:07AM1.27m
8:50PM1.62m
Low Tide
12:18PM0.70m
1:20AM0.52m
12:52PM0.74m
1:46AM0.39m
1:21PM0.77m
2:11AM0.27m
1:46PM0.80m
2:36AM0.19m
2:10PM0.81m
3:02AM0.14m
2:32PM0.83m
3:29AM0.12m
2:54PM0.84m
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:18
6:18
6:18
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:36
7:37
7:37
7:37
7:37
7:37
7:38
Temp °C
32
32
27
30
30
26
29
29
27
30
30
26
31
31
26
31
31
26
31
30
26
32
33
31
32
32
30
31
32
32
32
32
31
31
31
28
30
31
28
31
30
28
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
17
1
SW
15
0.9
SSW
15
1
SW
15
1
SW
15
0.9
SW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.7
SW
13
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.6
SSW
13
0.6
SSW
13
0.7
SW
21
1
SW
19
1
SW
19
1.1
SW
18
Energy kJ
687
435
387
453
435
301
253
246
236
183
189
200
200
197
203
114
113
445
738
715
817
Swell 2
Height (m)
Direction
Period (s)
0.3
WNW
5
0.2
S
9
0.5
W
5
0.4
W
5
0.1
S
9
0.4
W
6
0.4
W
6
0.4
W
6
0.5
W
7
0.4
W
7
0.2
SSW
16
0.5
W
6
0.4
WNW
6
0.2
SSW
19
0.6
W
7
0.6
W
6
0.5
SW
22
0.7
W
6
0.6
W
6
0.6
SSW
12
0.6
W
7
Energy kJ
4
6
12
8
2
11
13
12
23
14
25
20
13
37
35
31
227
40
27
99
34
Swell 3
Height (m)
Direction
Period (s)
0.4
WNW
5
0.1
S
9
0.1
S
9
0.1
S
8
0.1
S
8
0.2
SSW
16
0.1
SW
16
0.1
SW
21
0.1
SW
20
0.1
SW
26
0.2
SSW
24
0.4
SSW
18
0.4
SW
18
0.6
SSW
13
0.6
SSW
13
0.3
SW
15
0.5
SSW
12
Energy kJ
9
2
2
1
1
25
10
18
16
26
55
123
80
111
111
33
87
Wind waves
Height (m)
Direction
Period (s)
0.6
WNW
3
0.6
W
5
0.5
W
6
0.5
W
6
0.7
W
6
0.6
W
6
Energy kJ
9
21
19
18
40
27
Nearest Offshore or Glassy
Rating
(10 max)
3
1
2
2
1
2
2
1
2
2
2
2
2
1
2
2
3
3
3
3
3
Distance (km)
4
87
4
4
87
4
4
87
4
4
494
4
4
87
4
4
494
4
4
905
4
Best forecast wave conditions in Nayarit
Rating
(10 max)
3
1
2
2
1
2
2
1
2
2
2
2
1
2
2
3
3
3
Best forecast wave conditions in Mexico
Rating
(10 max)
4
3
3
3
3
3
3
2
2
2
2
2
2
2
3
3
3
4
4
3
4
Header Global
Rating
(10 max)
5
5
9
6
7
9
6
7
6
6
5
5
4
5
4
7
4
5
6
5
6
  • 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 Las Islitas (Matanchen Bay) Surf forecast

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

Las Islitas (Matanchen Bay) is 34 km (21 miles) from the city of Santiago Ixcuintla. If you plan a holiday in Nayarit, look for hotels and other accommodation in Santiago Ixcuintla. Santiago Ixcuintla has rooms for a wide range of budgets as well as car hire and transport links.

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