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40th Street Surf Forecast
/ CAL – Orange County (51 breaks) / California (404 breaks) /
Surf Forecasts:
40th Street surfForecast / CAL – Orange County / USA
48hr Weather and Surf, issued 10 am Tuesday 02 Sep 2025 PDT
How big are the waves at 40th Street today?
The current surf forecast for 40th Street at 5PM is: 0.8m 15s primary swell from a South-southwest direction and 0.4m 18s secondary swell from a South-southwest direction, 0.7m 4s secondary swell from a West direction (forecast issued at 10:00am September 02). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 3ft (0.9m) | 15s |
| Afternoon (02 Sep) | 2.5ft (0.8m) | 15s |
| Evening (02 Sep) | 3ft (0.9m) | 15s |
Table - waves today at 40th Street. (Swell directed towards the surf break)
Tuesday 02 | Wednesday 03 | Thursday 04 | Fri 05 | |||||||||||||||||||||
| 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) (?) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 466 | 382 | 391 | 374 | 349 | 346 | 340 | 364 | 379 | 380 | 368 | 364 | 405 | 371 | 422 | 428 | 466 | 504 | 459 | 408 | 388 | 444 | 384 | 339 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross | cross- on | cross- on | cross- on | cross- on | glass | glass | glass | cross- on | on | cross- on | on | on | glass | glass | cross- on | cross- on | cross- on | cross- on | on | cross- on | glass | cross- on |
High Tide / height (m) | 8:27AM 1.08 | 6:03PM 1.50 | 8:31AM 1.14 | 6:51PM 1.64 | 8:44AM 1.20 | 7:32PM 1.76 | ||||||||||||||||||
Low Tide / height (m) | 12:08PM 0.97 | 1:48AM 0.05 | 12:57PM 0.86 | 2:18AM -0.05 | 1:36PM 0.72 | 2:46AM -0.12 | ||||||||||||||||||
Tuesday 02 | Wednesday 03 | Thursday 04 | Fri 05 | |||||||||||||||||||||
| Sunrise | 6:26 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:14 | - | - | - | - | - | - | - | 7:13 | - | - | - | - |
 |  | | |  | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 23 | 25 | 23 | 22 | 21 | 21 | 22 | 22 | 24 | 24 | 25 | 24 | 22 | 22 | 22 | 22 | 24 | 25 | 24 | 22 | 21 | 20 | 20 |
| Feels °C (?) | 23 | 23 | 24 | 22 | 22 | 21 | 22 | 24 | 24 | 25 | 24 | 25 | 25 | 23 | 24 | 23 | 23 | 24 | 24 | 22 | 22 | 22 | 21 | 21 |
- 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 - Orange County
Wind reports 9 km away suggest it is still onshore at 40th Street (light winds from the WSW at Costa Mesa Airport). 0.6m 4s local chop from the W with a 0.5m 14s groundswell from the SSW and a 0.2m 11s groundswell from the S. 3 swells combining to make bigger set waves.
2 h 37 min ago
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