Dimas Rivermouth Surf Break

Lat Long: 23.62° N 106.78° W

Dimas Rivermouth Surf Forecast and Surf Report

Issued: 4 pm 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's Dimas Rivermouth sea temperature is
31.7° C
2.0° 

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


Dimas Rivermouth surf forecast from 9 Aug 2026:

  • Best quality surf: Sunday 9 Aug, 5PM (local time) - 3.5ft (1.0m), 14s period, SSW swell with glassy winds.
  • Most powerful swell: Friday 14 Aug, 8PM (local time) - 4ft (1.2m), 17s period, SW swell with 874 kJ wave energy.
  • Next surfable swell (1★+): Saturday 8 Aug, 11PM (local time) - 3ft (0.9m), 15s period with SSW swell.

Best Forecast Surf Conditions for Dimas Rivermouth this week:

The surf forecast for Dimas Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 08) at 11PM. The primary swell is predicted to be 0.9m and 15s period with a secondary swell of 0.6m and 12s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Dimas Rivermouth in the next 16 days are 1.2m 17s and forecast to arrive on Friday (Aug 14) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (MST) & Date Wave Height & Period
Next good surf (1 star+)11PM (Sat 8th Aug)3ft (0.9m) 15s
Best Surf 5PM (Sun 9th Aug)3.5ft (1.0m) 14s
Most Powerful 8PM (Fri 14th Aug)4ft (1.2m) 17s

Table - best surf conditions forecast for Dimas Rivermouth over the next 16 days.


Short Range Forecast

Light rain (total 3mm), mostly falling on Sat afternoon. Warm (max 30°C on Sun morning, min 25°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Wed night. Warm (max 30°C on Tue afternoon, min 26°C on Wed night). Wind will be generally light.

Sat
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
0
3
2
1
1
2
2
0
2
1
0
2
1
1
2
1
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSW
16
1
SSW
15
0.9
SSW
14
1
SSW
14
0.9
SSW
13
0.9
SSW
13
0.6
SSW
20
0.8
SSW
13
0.7
SW
18
0.8
SSW
18
0.6
SSW
18
1
SSW
16
1
SW
16
0.7
SW
16
0.9
SW
16
0.9
SSW
16
0.6
SSW
19
0.8
SSW
18
0.9
SSW
18
1.2
SW
16
Wave Graph
Metric surfscale
Energy kJ
382
443
325
419
277
273
269
183
319
399
204
539
502
245
349
387
246
404
534
767
Wind (km/h)
10
NNW
10
E
10
S
5
NNE
5
E
10
SSW
15
W
5
NE
10
WNW
15
WNW
10
N
10
W
20
WNW
5
ESE
5
SSW
15
W
10
ESE
10
SSW
10
WSW
5
E
Wind State
cross
cross-off
cross-on
glassy
cross-off
cross-on
on
off
cross-on
cross-on
cross-off
on
cross-on
glassy
cross-on
on
cross-off
cross-on
on
cross-off
High Tide
4:50PM1.57m
7:59AM1.32m
5:58PM1.69m
8:22AM1.40m
6:53PM1.78m
8:47AM1.46m
7:39PM1.84m
9:12AM1.51m
8:22PM1.83m
9:36AM1.54m
9:01PM1.76m
9:59AM1.56m
9:38PM1.64m
Low Tide
00:43AM0.15m
12:18PM1.05m
1:26AM0.03m
1:07PM0.93m
2:04AM-0.03m
1:48PM0.81m
2:38AM-0.03m
2:27PM0.71m
3:09AM0.05m
3:05PM0.63m
3:37AM0.17m
3:41PM0.59m
4:00AM0.33m
thunderstorm
part cloud
clear
rain showers
thunderstorm
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
thunderstorm
clear
clear
thunderstorm
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:39
5:41
5:41
5:41
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:45
6:44
6:44
6:43
6:42
6:40
6:40
 mm
1
1
1
1
1
Temp °C
29
26
30
30
26
29
30
29
30
30
29
30
30
29
30
30
29
30
30
29
Feels °C
32
29
33
33
29
32
32
33
33
31
32
34
32
33
34
32
34
34
33
34
  • 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 
submit an eyeball surf report

Quick surf report for Dimas Rivermouth:

join our community of surf reporters

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dimas Rivermouth 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 Dimas Rivermouth Surf forecast

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

Dimas Rivermouth is 60 km (37 miles) from Mazatlan. If you plan a holiday in Sinaloa, look for hotels and other accommodation in Mazatlan. Mazatlan has rooms for a wide range of budgets as well as car hire and transport links.

Nearest locationNearest