Surf Forecasts:
How big are the waves at 21st Street (Miami) today (15 Oct):
- Afternoon surf: Afternoon surf (15 Oct, local time) - 1.5ft (0.4m), 5s period with NNE swell.
- Evening surf: Evening surf (15 Oct, local time) - 2.5ft (0.7m), 4s period with ENE swell.
The current surf forecast for 21st Street (Miami) at 11PM is: 0.7m 4s primary swell from a East-northeast direction and 0.2m 7s secondary swell from a North-northeast direction (forecast issued at 07:00pm October 15). An open ocean swell of 0.3m 5s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Oct) | - | - |
| Afternoon (15 Oct) | 1.5ft (0.4m) | 5s |
| Evening (15 Oct) | 2.5ft (0.7m) | 4s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 33mm), heaviest during Sun morning. Warm (max 29°C on Thu night, min 24°C on Sat night). Winds increasing (calm on Sat morning, strong winds from the NE by Sun morning). | |||||||||||||||||||
Thu 15 | Friday 16 | Saturday 17 | |||||||||||||||||
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) | ENE 4 | ENE 4 | ENE 4 | E 4 | E 4 | ESE 4 | NE 5 | NE 6 | NE 6 | NE 7 | NE 7 | NE 7 | NNE 9 | NNE 6 | NNE 8 | NNE 8 | NE 8 | NE 8 | NNE 4 |
Wave Graph  | |||||||||||||||||||
 kJ | 18 | 16 | 16 | 22 | 24 | 14 | 13 | 14 | 12 | 12 | 7 | 8 | 8 | 4 | 7 | 7 | 10 | 10 | 16 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | cross-off | cross-off | cross-off | cross | cross |
High Tide | 11:59PM0.83m | 12:50PM0.87m | 00:47AM0.79m | 1:43PM0.84m | |||||||||||||||
Low Tide | 6:08PM0.34m | 6:18AM0.24m | 6:57PM0.38m | 7:07AM0.29m | 7:54PM0.41m | ||||||||||||||
 |  | | | | | |  | |  |  | |  |  | | | | | | |
 | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — |
 | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | 3 | 1 | — | — | 1 | 2 | 1 | — | 1 |
Temp °C | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 26 | 25 |
Feels °C | 31 | 31 | 29 | 30 | 30 | 30 | 29 | 32 | 32 | 31 | 31 | 32 | 32 | 33 | 31 | 30 | 26 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SSE 4 | SSE 4 | SSE 5 | NNE 7 | NNE 6 | NE 5 | NE 5 | NE 6 | NE 6 | NE 7 | NE 7 | NE 7 | NNE 6 | E 3 | E 3 | NNE 8 | NE 8 | NE 8 | E 8 |
| kJ | 2 | 4 | 4 | 5 | 4 | 9 | 13 | 11 | 11 | 12 | 7 | 7 | 4 | 2 | 1 | 7 | 10 | 10 | 4 |
Swell 2 Height (m) Direction Period (s) | NNE 8 | NNE 7 | NNE 7 | E 8 | E 8 | NNE 6 | NE 8 | NE 8 | E 9 | E 9 | E 9 | NE 9 | NNE 9 | SSE 4 | NNE 8 | E 3 | NE 11 | NE 10 | NE 10 |
| kJ | 6 | 5 | 5 | 1 | 1 | 4 | 2 | 2 | 2 | 2 | 2 | 3 | 8 | 2 | 7 | 1 | 5 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 8 | — | — | — | E 8 | E 8 | E 8 | N 15 | NE 15 | NE 10 | E 9 | E 8 | NNE 6 | SSE 4 | SSE 4 | — | E 8 | — |
| kJ | 1 | 1 | — | — | — | 1 | 1 | 1 | 4 | 8 | 4 | 2 | 1 | 4 | 1 | 1 | — | 1 | — |
Wind waves Height (m) Direction Period (s) | ENE 4 | ENE 4 | ENE 4 | E 4 | E 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | — | — | NNW 3 | N 3 | N 3 | NNE 4 |
| kJ | 18 | 16 | 16 | 22 | 24 | 14 | 13 | 14 | 12 | 10 | 7 | 8 | 5 | — | — | 1 | 3 | 6 | 16 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1666 | 1149 | 943 | 941 | 941 | 915 | 272 | 1292 | 1149 | 234 | 448 | 146 | 236 | 154 | 292 | 292 | 324 | 353 | 407 |
Best forecast wave conditions in South Florida | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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