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Surf Forecasts:
Dimas Rivermouth surfForecast / Sinaloa / Mexico
48hr Weather and Surf, issued 10 am Monday 15 Sep 2025 MST
How big are the waves at Dimas Rivermouth today?
The current surf forecast for Dimas Rivermouth at 1PM is: 1.1m 18s primary swell from a South-southwest direction and 0.7m 13s secondary swell from a South-southwest direction (forecast issued at 11:00am September 15). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (MST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 3.5ft (1.1m) | 18s |
| Afternoon (15 Sep) | 3.5ft (1.1m) | 18s |
| Evening (15 Sep) | 4ft (1.2m) | 17s |
Table - waves today at Dimas Rivermouth. (Swell directed towards the surf break)
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 905 | 897 | 848 | 1014 | 914 | 1003 | 962 | 956 | 957 | 929 | 868 | 844 | 782 | 789 | 812 | 790 | 768 | 755 | 747 | 704 | 677 | 572 | 520 | 512 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | on | on | glass | glass | glass | off | cross- off | cross | on | on | cross- on | glass | cross- off | cross- off | glass | glass | cross- on | cross- on | cross- on | cross | glass | cross- off |
High Tide / height (m) | 8:44AM 1.30 | 3:06PM 1.30 | 7:45AM 1.34 | 5:14PM 1.39 | 7:41AM 1.40 | 6:12PM 1.50 | ||||||||||||||||||
Low Tide / height (m) | 12:02PM 1.26 | 11:59PM 0.38 | 12:23PM 1.10 | 12:38AM 0.28 | 12:47PM 0.94 | 1:08AM 0.23 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| Sunrise | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:08 | - | - | - | - | - | - | - | 6:07 | - | - | - | - |
 | | | |  | |  | |  | | | | | |  | | |  | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | 4 | 4 | 2 | 2 | - | - | - | - | - | 2 | - | - | - | - | - | 1 | 3 | 7 |
| Temp. °C | 27 | 29 | 29 | 29 | 28 | 28 | 27 | 26 | 27 | 28 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 30 | 29 | 28 | 27 | 26 | 26 |
| Feels °C (?) | 31 | 33 | 33 | 33 | 33 | 33 | 32 | 30 | 31 | 31 | 32 | 32 | 31 | 33 | 31 | 32 | 32 | 33 | 33 | 32 | 31 | 31 | 31 | 30 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Sinaloa
Continuing clean conditions at Dimas Rivermouth (calm at Mazatlan 57 km from Dimas Rivermouth). 0.8m 18s long period groundswell from the SSW with a 0.7m 13s groundswell, also from the SSW and a 0.6m 6s windswell, also from the SSW. 3 swells combining to make bigger set waves.
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