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4 Mile Surf Forecast
/ CAL – Santa Cruz (30 breaks) / California (404 breaks) /
Surf Forecasts:
4 Mile surfForecast / CAL – Santa Cruz / USA
48hr Weather and Surf, issued 4 am Thursday 21 May 2026 PDTForecast update in hr min s Forecast update imminent
4 Mile surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 4 Mile sea temperature is
10.9° C
(Which is 1.6°C colder than average for this time of year)How big are the waves at 4 Mile today?
The current surf forecast for 4 Mile at 8AM is: 1.5m 10s primary swell from a West-northwest direction and 0.6m 19s secondary swell from a South-southwest direction (forecast issued at 04:00am May 21). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 5ft (1.5m) | 10s |
| Afternoon (21 May) | 4.5ft (1.3m) | 11s |
| Evening (21 May) | 3.5ft (1.1m) | 11s |
Table - waves today at 4 Mile. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Thu morning, min 9°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 12 | WNW 12 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | |
483 | 575 | 462 | 404 | 404 | 328 | 281 | 281 | 275 | 260 | 245 | 240 | 204 | 204 | 204 | 204 | 151 | 200 | 192 | 223 | 223 | 223 | 223 | 223 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | glassy | cross-on | cross-on | cross-on | cross-on | cross | glassy | glassy | glassy | glassy | cross-on | on | on | on | cross | cross | cross-on | cross-on | cross-on | on | on | glassy | glassy | |
High Tide | 1:55AM2.14m | 4:47PM1.72m | 3:03AM1.95m | 5:39PM1.79m | 4:21AM1.77m | 6:25PM1.88m | ||||||||||||||||||
Low Tide | 9:32AM0.13m | 9:29PM1.30m | 10:28AM0.27m | 11:01PM1.21m | 11:21AM0.42m | |||||||||||||||||||
 | |  |  | | | | | |  | | | | | | | |  | | | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:14 | — | — | — | — | — | — | — | 8:15 | — | — | — | — | — | — | — | 8:15 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 14 | 16 | 16 | 16 | 12 | 11 | 10 | 10 | 11 | 13 | 14 | 14 | 12 | 11 | 11 | 11 | 12 | 13 | 14 | 13 | 12 | 11 |
12 | 11 | 13 | 14 | 13 | 13 | 10 | 10 | 9 | 10 | 10 | 11 | 12 | 12 | 11 | 10 | 10 | 9 | 10 | 11 | 12 | 11 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 10 | WNW 10 | SSW 16 |
 kJ | 483 | 575 | 462 | 404 | 404 | 328 | 281 | 281 | 275 | 260 | 245 | 240 | 204 | 204 | 204 | 204 | 151 | 200 | 192 | 172 | 168 | 132 | 137 | 223 |
Swell 2 Height (m) Direction Period (s) | S 13 | SSW 19 | SSW 19 | SSW 19 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 18 | SW 18 | SSW 18 | SW 18 | SSW 15 | SW 15 | SW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | WNW 8 |
| kJ | 55 | 148 | 251 | 148 | 58 | 113 | 112 | 110 | 54 | 121 | 152 | 207 | 152 | 86 | 107 | 107 | 148 | 160 | 166 | 223 | 223 | 223 | 223 | 47 |
Swell 3 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 15 | S 13 | S 13 | S 12 | S 12 | S 12 | SW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | WNW 10 |
| kJ | 57 | 58 | 57 | 59 | 51 | 50 | 49 | 48 | 48 | 54 | 82 | 82 | 82 | 123 | 26 | 26 | 27 | 28 | 27 | 25 | 24 | 24 | 24 | 38 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 3 | S 3 | SSW 3 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 0 | 10 | 13 | 135 | 135 | 2 | 0 | 0 | 0 | 0 | 45 | 45 | 45 | 45 | 14 | 14 | 14 | 14 | 45 | 172 | 45 | 0 | 0 |
Best forecast wave conditions in Santa Cruz | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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