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Mad River Beach Surf Forecast
/ CAL – Humboldt (25 breaks) / California (404 breaks) /
Surf Forecasts:
Mad River Beach surfForecast / CAL – Humboldt / USA
48hr Weather and Surf, issued 10 am Tuesday 09 Sep 2025 PDT
How big are the waves at Mad River Beach today?
The current surf forecast for Mad River Beach at 2PM is: 0.6m 16s primary swell from a Southwest direction and 0.6m 6s secondary swell from a Southwest direction (forecast issued at 10:00am September 09). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 2ft (0.6m) | 17s |
| Afternoon (09 Sep) | 2ft (0.6m) | 16s |
| Evening (09 Sep) | 2ft (0.6m) | 16s |
Table - waves today at Mad River Beach. (Swell directed towards the surf break)
Tuesday 09 | Wednesday 10 | Thursday 11 | Fri 12 | |||||||||||||||||||||
| 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 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 14 | 11 | 11 | 11 | 13 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 214 | 202 | 258 | 228 | 263 | 275 | 289 | 354 | 407 | 433 | 383 | 373 | 399 | 416 | 452 | 446 | 422 | 344 | 332 | 325 | 279 | 450 | 529 | 559 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross | cross | cross | glass | glass | glass | glass | cross- on | cross- on | cross- on | cross | glass | glass | glass | glass | cross- on | cross- on | cross | cross- off | off | glass | glass |
High Tide / height (m) | 2:21PM 2.43 | 2:46AM 2.21 | 2:55PM 2.53 | 3:43AM 2.04 | 3:32PM 2.58 | 4:46AM 1.87 | ||||||||||||||||||
Low Tide / height (m) | 7:51AM 0.11 | 8:24PM 0.08 | 8:27AM 0.31 | 9:15PM -0.03 | 9:05AM 0.55 | 10:09PM -0.07 | ||||||||||||||||||
Tuesday 09 | Wednesday 10 | Thursday 11 | Fri 12 | |||||||||||||||||||||
| Sunrise | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:36 | - | - | - | - | - | - | - | 7:34 | - | - | - | - | - | - | - | 7:31 | - | - | - | - |
 | |  | |  | |  | |  | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 19 | 18 | 18 | 16 | 16 | 15 | 15 | 15 | 17 | 17 | 16 | 14 | 14 | 14 | 14 | 14 | 17 | 17 | 17 | 14 | 13 | 13 | 13 |
| Feels °C (?) | 17 | 19 | 17 | 17 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 15 | 14 | 17 | 15 | 15 | 13 | 13 | 13 | 13 |
- Map Icons:
Break
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 CAL - Humboldt
Light wind has turned cross-on at Mad River Beach (light winds from the WNW at Arcata/Eureka Airport 9 km from Mad River Beach). 0.4m 12s groundswell from the WSW with a 0.3m 10s swell from the WNW. 2 swells combining to make bigger set waves.
2 h 11 min ago
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