Surf Forecasts:
How big are the waves at 21st Street (Miami) today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 0.5ft (0.2m), 6s period with NNE swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 0.5ft (0.2m), 8s period with NNE swell.
- Evening surf: Evening surf (17 Oct, local time) - 3ft (0.9m), 4s period with NNE swell.
The current surf forecast for 21st Street (Miami) at 6PM is: 0.3m 8s primary swell from a Northeast direction and 0.2m 3s secondary swell from a East direction (forecast issued at 01:00pm October 17). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 0.5ft (0.2m) | 6s |
| Afternoon (17 Oct) | 0.5ft (0.2m) | 8s |
| Evening (17 Oct) | 3ft (0.9m) | 4s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Sat night. Warm (max 29°C on Sat afternoon, min 24°C on Sat night). Winds increasing (calm on Sat afternoon, strong winds from the NE by Sun night). | |||||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | |||||||||||||||||||
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 |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NNE 8 | NNE 8 | NE 8 | NNE 4 | NNE 5 | NNE 6 | NNE 6 | NNE 7 | NNE 8 | NNE 8 | NNE 9 | NNE 9 | NNE 10 | NE 10 | NE 11 | NE 12 | NE 12 | NE 12 | NNE 12 | NE 12 | NE 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 7 | 7 | 10 | 20 | 86 | 137 | 177 | 655 | 989 | 1099 | 1131 | 1254 | 1478 | 1697 | 2010 | 2143 | 2310 | 2180 | 2094 | 2103 | 2278 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | cross | cross | cross | 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-on | cross-on | cross-on |
High Tide | 1:43PM0.84m | 1:46AM0.76m | 2:42PM0.81m | 2:54AM0.75m | 3:44PM0.81m | ||||||||||||||||
Low Tide | 7:54PM0.41m | 8:06AM0.32m | 8:58PM0.41m | 9:12AM0.34m | 10:00PM0.38m | ||||||||||||||||
 | |  |  |  | | | | | |  |  | | | |  |  | | |  | | |
 | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — |
 | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | 2 | 4 | 6 | 4 | 4 | 4 | 4 | 4 | 3 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 29 | 28 | 25 | 25 | 25 | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 27 |
Feels °C | 31 | 32 | 32 | 25 | 24 | 24 | 21 | 21 | 22 | 23 | 22 | 21 | 21 | 22 | 22 | 22 | 23 | 22 | 22 | 22 | 23 |
Swell 1 Height (m) Direction Period (s) | E 4 | NNE 8 | NE 8 | — | NE 10 | NE 10 | E 8 | N 14 | — | — | — | — | — | — | — | — | — | — | — | — | E 10 |
| kJ | 2 | 7 | 10 | — | 4 | 4 | 1 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Swell 2 Height (m) Direction Period (s) | NNE 8 | NNE 6 | E 3 | E 8 | E 8 | E 8 | E 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 7 | 4 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SSE 4 | NE 12 | SSE 3 | SE 4 | — | N 15 | N 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 5 | 1 | 1 | — | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SE 4 | — | NNE 4 | NNE 5 | NNE 6 | NNE 6 | NNE 7 | NNE 8 | NNE 8 | NNE 9 | NNE 9 | NNE 10 | NE 10 | NE 11 | NE 12 | NE 12 | NE 12 | NNE 12 | NE 12 | NE 13 |
| kJ | — | 3 | — | 20 | 86 | 137 | 177 | 655 | 989 | 1099 | 1131 | 1254 | 1478 | 1697 | 2010 | 2143 | 2310 | 2180 | 2094 | 2103 | 2278 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 129 | 129 | 324 | 324 | 353 | 407 | 731 | 941 | 731 | 731 | 731 | 955 | 922 | 904 | 774 | 918 | 941 | 774 | 731 | 596 | 596 |
Best forecast wave conditions in South Florida | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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