- Forecast
- Maps
- Live
- Weather State
- Spot Information
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 pm Thursday 30 Apr 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
26.1° C
(Which is normal for this time of year)How big are the waves at 21st Street (Miami) today?
The current surf forecast for 21st Street (Miami) at 9PM is: 0.6m 10s primary swell from a North-northeast direction and 0.1m 6s secondary swell from a East direction, 0.5m 3s secondary swell from a South direction (forecast issued at 01:00pm April 30). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 2.5ft (0.8m) | 11s |
| Afternoon (30 Apr) | 2.5ft (0.7m) | 10s |
| Evening (30 Apr) | 2ft (0.6m) | 10s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sun morning. Warm (max 30°C on Sat night, min 24°C on Fri morning). Winds decreasing (fresh winds from the S on Sat afternoon, calm by Sun morning). | ||||||||||||||||||||||||
Thu 30 | Friday 1 | Saturday 2 | Sun 3 | |||||||||||||||||||||
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 | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NE 10 | NE 10 | NE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NE 10 | NE 10 | NE 10 | NNE 11 | NE 11 | NE 11 | NE 10 | NE 10 | NE 10 | NNE 10 | S 5 | NE 10 | NE 10 | NE 10 | NE 9 | NE 9 | |
110 | 104 | 104 | 68 | 69 | 69 | 68 | 67 | 48 | 48 | 48 | 75 | 35 | 56 | 50 | 50 | 50 | 39 | 42 | 28 | 24 | 23 | 22 | 22 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-on | cross | cross-off | cross-off | off | off | cross-off | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | off | cross-off | off | off | |
High Tide | 8:03AM0.79m | 8:39PM0.85m | 8:39AM0.78m | 9:16PM0.84m | 9:13AM0.77m | 9:52PM0.83m | ||||||||||||||||||
Low Tide | 2:17PM-0.06m | 2:44AM0.06m | 2:52PM-0.06m | 3:20AM0.08m | 3:28PM-0.05m | 3:56AM0.10m | ||||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:41 | — |
 | — | — | 7:51 | — | — | — | — | — | — | — | 7:51 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | 7:52 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 26 | 27 | 27 | 26 | 25 | 25 | 24 | 25 | 26 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 28 | 29 | 30 | 28 | 26 | 26 | 26 |
27 | 24 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 27 | 25 | 26 | 26 | 27 | 27 | 28 | 30 | 28 | 27 | 28 | 28 | |
Swell 1 Height (m) Direction Period (s) | NE 10 | NE 10 | NE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NE 10 | NE 10 | NE 10 | NNE 11 | NNE 10 | NE 11 | NE 10 | NE 10 | NE 10 | NNE 10 | NE 10 | NE 10 | S 5 | S 5 | SSE 5 | S 4 |
 kJ | 110 | 104 | 104 | 68 | 69 | 69 | 68 | 67 | 48 | 48 | 48 | 75 | 35 | 56 | 50 | 50 | 50 | 39 | 25 | 24 | 17 | 12 | 7 | 6 |
Swell 2 Height (m) Direction Period (s) | SE 6 | E 6 | E 6 | E 6 | E 6 | SSW 3 | S 3 | SE 6 | SE 6 | E 6 | E 6 | E 6 | NE 11 | — | — | — | E 6 | E 10 | E 10 | E 5 | NE 10 | NE 10 | NE 9 | NE 9 |
| kJ | 2 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 31 | — | — | — | 1 | 2 | 2 | 1 | 24 | 23 | 22 | 22 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | E 6 | E 6 | E 6 | E 6 | — | E 6 | — | — | E 6 | E 6 | E 6 | E 10 | E 6 | E 10 | E 10 | E 10 | E 9 | E 9 | E 6 |
| kJ | — | — | — | — | — | 1 | 1 | 1 | 1 | — | 1 | — | — | 1 | 1 | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 1 |
Wind waves Height (m) Direction Period (s) | S 6 | — | S 3 | S 3 | S 3 | — | SW 2 | — | — | — | SSE 3 | S 3 | SSE 3 | SSE 3 | S 3 | S 4 | SSE 4 | SSE 4 | S 5 | S 5 | — | S 5 | — | WSW 2 |
| kJ | 1 | — | 5 | 5 | 3 | — | 1 | — | — | — | 2 | 5 | 3 | 2 | 5 | 9 | 16 | 29 | 42 | 28 | — | 16 | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 11 | 127 | 173 | 292 | 60 | 11 | 11 | 11 | 60 | 292 | 173 | 292 | 29 | 60 | 72 | 129 | 326 | 173 | 146 | 92 | 92 | 127 | 127 | 359 |
Best forecast wave conditions in South Florida | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our 21st Street (Miami) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest