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40th Street Surf Forecast
/ Florida – South (39 breaks) / Florida (155 breaks) /
Surf Forecasts:
40th Street surfForecast / Florida – South / USA
48hr Weather and Surf, issued 7 am Sunday 17 May 2026 EDTForecast 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
27.9° C
(Which is 1.0°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 1PM is: 1.1m 5s primary swell from a East direction and 0.4m 6s secondary swell from a Northeast direction, 0.1m 10s secondary swell from a Northeast direction (forecast issued at 07:00am May 17). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 4ft (1.2m) | 5s |
| Afternoon (17 May) | 3.5ft (1.1m) | 5s |
| Evening (17 May) | 3.5ft (1.0m) | 5s |
Table - waves today at 40th Street. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Mon night. Warm (max 27°C on Sun afternoon, min 26°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | |
75 | 82 | 82 | 66 | 53 | 49 | 71 | 93 | 100 | 82 | 76 | 64 | 65 | 80 | 77 | 80 | 97 | 101 | 83 | 83 | 70 | 65 | 74 | 73 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | |
High Tide | 9:09AM0.89m | 9:55PM0.99m | 10:02AM0.89m | 10:47PM0.97m | 10:56AM0.88m | 11:40PM0.94m | ||||||||||||||||||
Low Tide | 3:06AM-0.02m | 3:23PM-0.23m | 3:57AM-0.02m | 4:17PM-0.21m | 4:51AM-0.00m | 5:12PM-0.17m | ||||||||||||||||||
 |  |  | | | |  | | | |  | | | |  | | | | | | | | |  | |
 | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | 6:31 |
 | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:01 | — | 8:01 |
— | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | 1 | 1 | 2 | 1 | 1 | 2 | 1 | — | 2 | — | |
Temp °C | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 |
26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | |
Swell 1 Height (m) Direction Period (s) | NNE 6 | NNE 6 | NNE 6 | NE 6 | NE 6 | SSE 5 | SSE 5 | NE 11 | NE 11 | NE 10 | NE 10 | NE 9 | E 8 | SSE 5 | SSE 5 | NE 10 | NE 10 | NE 9 | ESE 8 | ESE 8 | SSE 5 | SSE 5 | SSE 5 | ESE 8 |
 kJ | 6 | 7 | 7 | 10 | 10 | 7 | 4 | 5 | 4 | 4 | 4 | 3 | 5 | 2 | 2 | 4 | 4 | 3 | 7 | 7 | 2 | 2 | 2 | 7 |
Swell 2 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 11 | NE 9 | E 8 | NE 6 | NE 11 | NE 11 | NE 11 | — | — | E 8 | NE 10 | NE 11 | NE 10 | NE 8 | S 6 | NE 8 | — | NE 8 | E 8 | E 9 | NE 8 | NE 8 |
| kJ | 3 | 3 | 5 | 3 | 5 | 5 | 5 | 5 | 4 | — | — | 5 | 4 | 4 | 4 | 3 | 1 | 2 | — | 3 | 6 | 6 | 2 | 3 |
Swell 3 Height (m) Direction Period (s) | NE 11 | NE 11 | NE 9 | NE 9 | NE 9 | NE 12 | NE 12 | — | — | — | — | — | N 11 | NE 8 | NE 8 | S 6 | — | — | — | SSE 5 | N 8 | N 8 | — | — |
| kJ | 5 | 5 | 3 | 3 | 3 | 5 | 5 | — | — | — | — | — | 2 | 3 | 3 | 1 | — | — | — | 2 | 1 | 1 | — | — |
Wind waves Height (m) Direction Period (s) | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 |
| kJ | 75 | 82 | 82 | 66 | 53 | 49 | 71 | 93 | 100 | 82 | 76 | 64 | 65 | 80 | 77 | 80 | 97 | 101 | 83 | 83 | 70 | 65 | 74 | 73 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1003 | 660 | 628 | 1139 | 1575 | 1201 | 977 | 977 | 977 | 1071 | 1071 | 1751 | 1742 | 1590 | 1195 | 977 | 891 | 776 | 1071 | 775 | 775 | 775 | 925 | 1195 |
Best forecast wave conditions in South Florida | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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