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21st Street (Miami) Surf Forecast
/ Florida – South (39 breaks) / Florida (155 breaks) /
Surf Forecasts:
21st Street (Miami) surfForecast / Florida – South / USA
48hr Weather and Surf, issued 1 am Thursday 28 May 2026 EDTForecast update in hr min s Forecast update imminent
21st Street (Miami) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 21st Street (Miami) sea temperature is
28.4° C
(Which is slightly warmer than usual)How big are the waves at 21st Street (Miami) today (28 May):
- Morning surf: Morning surf (28 May, local time) - 2.5ft (0.8m), 5s period with SSE swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 2.5ft (0.8m), 5s period with SSE swell.
- Evening surf: Evening surf (28 May, local time) - 2ft (0.6m), 5s period with S swell.
The current surf forecast for 21st Street (Miami) at 9AM is: 0.8m 5s primary swell from a South-southeast direction and 0.6m 5s secondary swell from a East direction, 0.3m 8s secondary swell from a East direction (forecast issued at 01:00am May 28). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 2.5ft (0.8m) | 5s |
| Afternoon (28 May) | 2.5ft (0.8m) | 5s |
| Evening (28 May) | 2ft (0.6m) | 5s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 38mm), heaviest during Thu night. Warm (max 30°C on Sat afternoon, min 24°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 28 | Friday 29 | Saturday 30 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SE 5 | SE 5 | SSE 5 | SSE 5 | SSE 5 | S 5 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 4 | S 4 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | |
57 | 53 | 32 | 36 | 36 | 28 | 5 | 12 | 5 | 12 | 12 | 5 | 5 | 5 | 10 | 7 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross-off | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | off | off | glassy | cross | glassy | glassy | glassy | |
High Tide | 6:51AM0.72m | 7:35PM0.79m | 7:30AM0.72m | 8:14PM0.80m | 8:07AM0.72m | 8:51PM0.80m | ||||||||||||||||||
Low Tide | 00:57AM0.11m | 1:08PM-0.03m | 1:38AM0.11m | 1:46PM-0.04m | 2:17AM0.11m | 2:23PM-0.05m | ||||||||||||||||||
 | |  | | |  | |  | |  | | | | | | | | | | |  | | |  | |
 | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:05 | — | — | — | — | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:06 | — |
— | — | — | — | — | 5 | 14 | 1 | 3 | 1 | 1 | — | 3 | — | 4 | 1 | 1 | 1 | 1 | — | — | 1 | 1 | — | |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 24 | 26 | 27 | 26 | 26 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 30 | 30 | 30 | 29 |
27 | 28 | 28 | 27 | 27 | 29 | 28 | 30 | 30 | 28 | 28 | 30 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 31 | 33 | 33 | 33 | 32 | |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 5 | E 5 | E 5 | E 5 | S 5 | S 5 | SSE 5 | SSE 5 | SSE 5 | S 4 | E 8 | E 8 | E 8 | E 8 | E 8 | S 3 | S 3 | E 8 | E 8 | E 8 | E 8 | E 8 |
 kJ | 12 | 13 | 26 | 19 | 13 | 8 | 20 | 13 | 8 | 4 | 4 | 3 | 5 | 5 | 5 | 5 | 5 | 2 | 1 | 5 | 5 | 5 | 5 | 5 |
Swell 2 Height (m) Direction Period (s) | NE 8 | NE 8 | E 8 | E 8 | E 8 | E 8 | E 5 | E 5 | E 8 | E 8 | E 8 | E 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | E 8 | E 8 | — | — | — | — | — |
| kJ | 9 | 9 | 12 | 12 | 12 | 12 | 4 | 4 | 5 | 12 | 12 | 5 | 3 | 3 | 2 | 2 | 2 | 5 | 5 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | E 9 | NE 8 | NE 8 | NE 8 | NNE 8 | E 8 | E 8 | E 5 | NE 8 | NE 8 | NE 8 | — | — | — | — | — | NE 8 | NE 8 | — | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | — | 1 | 9 | 9 | 9 | 6 | 5 | 12 | 2 | 2 | 2 | 3 | — | — | — | — | — | 2 | 2 | — | 3 | 3 | 3 | 2 |
Wind waves Height (m) Direction Period (s) | SE 5 | SE 5 | SSE 5 | SSE 5 | SSE 5 | S 5 | — | — | — | S 4 | S 4 | S 3 | SSE 4 | SSE 3 | S 4 | S 4 | S 4 | WSW 3 | W 2 | — | — | — | — | — |
| kJ | 57 | 53 | 32 | 36 | 36 | 28 | — | — | — | 6 | 3 | 1 | 3 | 4 | 10 | 7 | 6 | 1 | 1 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 360 | 222 | 232 | 314 | 338 | 11 | 127 | 234 | 234 | 234 | 234 | 353 | 327 | 327 | 327 | 500 | 448 | 448 | 841 | 327 | 353 | 369 | 369 | 325 |
Best forecast wave conditions in South Florida | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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