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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 7 am Sunday 31 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
28.6° C
(Which is slightly warmer than usual)How big are the waves at 21st Street (Miami) today (31 May):
- Morning surf: Morning surf (31 May, local time) - 0.5ft (0.2m), 8s period with E swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 0.5ft (0.2m), 6s period with NNE swell.
- Evening surf: Evening surf (31 May, local time) - 0.5ft (0.2m), 5s period with NNE swell.
The current surf forecast for 21st Street (Miami) at 3PM is: 0.2m 6s primary swell from a North-northeast direction and 0.1m 8s secondary swell from a East direction (forecast issued at 07:00am May 31). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 0.5ft (0.2m) | 8s |
| Afternoon (31 May) | 0.5ft (0.2m) | 6s |
| Evening (31 May) | 0.5ft (0.2m) | 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 55mm), heaviest during Tue night. Warm (max 31°C on Mon afternoon, min 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 8 | E 8 | E 8 | NNE 6 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 8 | NNE 9 | NNE 8 | NNE 8 | NNE 8 | NNE 11 | NE 11 | NE 11 | NNE 11 | NNE 11 | NNE 10 | NE 10 | NNE 10 | NNE 10 | |
5 | 4 | 4 | 3 | 4 | 3 | 3 | 3 | 3 | 3 | 7 | 7 | 27 | 36 | 40 | 76 | 123 | 123 | 135 | 143 | 135 | 104 | 86 | 83 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | cross-on | on | cross-on | on | cross-on | cross | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | off | cross-off | cross-off | off | cross-off | cross-off | cross-on | glassy | cross-off | |
High Tide | 8:44AM0.71m | 9:29PM0.80m | 9:22AM0.70m | 10:06PM0.79m | 10:00AM0.69m | 10:44PM0.77m | ||||||||||||||||||
Low Tide | 2:56AM0.11m | 3:00PM-0.04m | 3:34AM0.12m | 3:37PM-0.03m | 4:12AM0.12m | 4:15PM-0.01m | ||||||||||||||||||
 |  | | |  | | | |  | | |  | | | |  | | | | | | | | | |
 | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | 6:28 |
 | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — | 8:07 |
3 | — | — | — | 3 | 6 | 1 | 1 | — | 1 | 1 | — | — | 2 | 9 | — | — | — | — | — | 4 | 18 | 9 | — | |
Temp °C | 28 | 28 | 28 | 29 | 29 | 27 | 28 | 28 | 28 | 28 | 28 | 29 | 31 | 29 | 27 | 28 | 28 | 27 | 28 | 31 | 27 | 24 | 26 | 26 |
32 | 33 | 32 | 31 | 31 | 29 | 31 | 31 | 32 | 32 | 31 | 31 | 34 | 31 | 29 | 30 | 29 | 29 | 30 | 33 | 28 | 23 | 30 | 29 | |
Swell 1 Height (m) Direction Period (s) | E 8 | NE 6 | NNE 6 | NNE 6 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 8 | NNE 8 | NNE 8 | NNE 11 | NE 11 | NE 11 | NNE 11 | NNE 11 | NNE 10 | NE 10 | NNE 10 | NNE 10 |
 kJ | 5 | 1 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 27 | 36 | 40 | 76 | 123 | 123 | 135 | 143 | 135 | 104 | 86 | 83 |
Swell 2 Height (m) Direction Period (s) | S 4 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | NE 9 | NE 9 | NE 9 | NNE 8 | NNE 9 | NNE 5 | NNE 11 | SSW 4 | NNE 7 | E 8 | E 8 | E 8 | E 8 | E 8 | NNE 5 | E 8 | E 8 |
| kJ | 1 | 4 | 4 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 7 | 7 | 2 | 12 | 4 | 20 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 1 |
Swell 3 Height (m) Direction Period (s) | N 6 | — | — | — | NE 10 | NE 9 | NE 9 | E 8 | E 8 | E 8 | E 8 | E 8 | NE 12 | E 8 | NE 11 | S 4 | — | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 1 | — | — | — | 4 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 6 | 1 | 29 | 1 | — | 6 | 5 | 5 | 5 | 1 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | ESE 2 | ESE 2 | — | — | — | — | — | — | SE 8 | SSW 3 | W 3 | WNW 3 | NW 3 | NNW 3 | — | — | — | — | — | — |
| kJ | — | — | — | — | 1 | 1 | — | — | — | — | — | — | 3 | 2 | 2 | 3 | 2 | 2 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 324 | 862 | 845 | 1316 | 1421 | 1149 | 359 | 359 | 359 | 234 | 129 | 92 | 60 | 66 | 29 | 11 | 60 | 11 | 11 | 11 | 127 | 242 | 11 | 11 |
Best forecast wave conditions in South Florida | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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