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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 Sunday 29 Mar 2026 PDTForecast update in hr min s Forecast update imminent
40th Street surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 40th Street sea temperature is
18.3° C
(Which is 3.4°C warmer than normal for this time of year)How big are the waves at 40th Street today?
The current surf forecast for 40th Street at 3PM is: 0.5m 12s primary swell from a South-southwest direction and 0.2m 10s secondary swell from a South direction, 0.3m 5s secondary swell from a West direction (forecast issued at 10:00am March 29). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Mar) | 1.5ft (0.5m) | 13s |
| Afternoon (29 Mar) | 1.5ft (0.5m) | 12s |
| Evening (29 Mar) | 1.5ft (0.5m) | 12s |
Table - waves today at 40th Street. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 29 | Monday 30 | Tuesday 31 | Wed 01 | |||||||||||||||||||||
| 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) (?) | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 62 | 87 | 87 | 86 | 86 | 58 | 57 | 57 | 56 | 56 | 46 | 46 | 36 | 35 | 34 | 34 | 55 | 55 | 55 | 54 | 54 | 50 | 47 | 51 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | on | on | on | glass | glass | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:22AM 1.55 | 8:30PM 1.39 | 8:09AM 1.55 | 8:54PM 1.48 | 8:50AM 1.49 | 9:17PM 1.55 | ||||||||||||||||||
Low Tide / height (m) | 2:14PM -0.19 | 2:21AM 0.26 | 2:44PM -0.12 | 3:00AM 0.12 | 3:11PM -0.03 | 3:37AM 0.02 | ||||||||||||||||||
Sunday 29 | Monday 30 | Tuesday 31 | Wed 01 | |||||||||||||||||||||
| Sunrise | 6:43 | - | - | - | - | - | - | - | 6:41 | - | - | - | - | - | - | - | 6:41 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:08 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:10 | - | - | - | - |
 |  | | |  | | | |  | | | |  | | | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 20 | 21 | 21 | 20 | 18 | 17 | 17 | 17 | 19 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 19 | 19 | 19 | 20 | 18 | 17 | 16 |
| Feels °C (?) | 18 | 19 | 19 | 20 | 19 | 17 | 17 | 17 | 17 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 18 | 17 | 17 | 18 | 16 | 14 | 14 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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