Surf Forecasts:
How big are the waves at 21st Street (Miami) today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 8ft (2.5m), 12s period with NNE swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 8ft (2.4m), 12s period with NNE swell.
- Evening surf: Evening surf (20 Oct, local time) - 7ft (2.2m), 12s period with NNE swell.
The current surf forecast for 21st Street (Miami) at 2AM is: 2.5m 12s primary swell from a North-northeast direction and 0.1m 10s secondary swell from a East direction (forecast issued at 07:00pm October 19). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 8ft (2.5m) | 12s |
| Afternoon (20 Oct) | 8ft (2.4m) | 12s |
| Evening (20 Oct) | 7ft (2.2m) | 12s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Thu morning. Warm (max 27°C on Mon night, min 25°C on Tue morning). Winds decreasing (fresh winds from the NE on Tue morning, light winds from the NE by Wed night). | |||||||||||||||||||
Mon 19 | Tuesday 20 | Wednesday 21 | |||||||||||||||||
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 |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | NE 12 | NNE 12 | NNE 12 | NNE 12 | NNE 12 | NNE 12 | NE 12 | NE 12 | NNE 12 | NNE 12 | NE 12 | NNE 12 | NNE 12 | NE 12 | NE 12 | NNE 11 | NNE 11 | NNE 11 | NNE 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 1799 | 2200 | 2338 | 2017 | 1839 | 1810 | 1859 | 1711 | 1633 | 1450 | 1344 | 1158 | 1080 | 1029 | 843 | 639 | 527 | 517 | 606 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 3:44PM0.81m | 4:03AM0.78m | 4:40PM0.84m | 5:03AM0.83m | 5:28PM0.87m | ||||||||||||||
Low Tide | 10:00PM0.38m | 10:17AM0.33m | 10:55PM0.34m | 11:14AM0.30m | |||||||||||||||
 |  | | | | |  |  |  |  | |  | | |  | | | | | |
 | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — |
 | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 27 | 26 | 26 | 26 | 25 | 26 | 26 | 27 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 26 | 26 |
Feels °C | 24 | 23 | 23 | 23 | 23 | 24 | 22 | 23 | 22 | 23 | 23 | 24 | 21 | 23 | 23 | 24 | 26 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 12 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | NNE 11 | NNE 11 | NNE 11 | NNE 11 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 639 | 527 | 517 | 606 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | E 12 | — | E 9 | E 10 | — | — | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | — | — | — | — | — | — | — | — | 3 | — | 2 | 2 | — | — | 2 | 2 | 2 | 2 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 9 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 12 | NNE 12 | NNE 12 | NNE 12 | NNE 12 | NNE 12 | NE 12 | NE 12 | NNE 12 | NNE 12 | NE 12 | NNE 12 | NNE 12 | NE 12 | NE 12 | E 5 | E 5 | E 5 | E 5 |
| kJ | 1799 | 2200 | 2338 | 2017 | 1839 | 1810 | 1859 | 1711 | 1633 | 1450 | 1344 | 1158 | 1080 | 1029 | 843 | 13 | 12 | 8 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 731 | 610 | 596 | 731 | 731 | 738 | 774 | 904 | 904 | 596 | 596 | 601 | 596 | 904 | 904 | 746 | 763 | 746 | 596 |
Best forecast wave conditions in South Florida | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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