Surf Forecasts:
How big are the waves at 21st Street (Miami) today (24 Sep):
- Morning surf: Morning surf (24 Sep, local time) - 0.5ft (0.2m), 7s period with NNE swell.
- Afternoon surf: Afternoon surf (24 Sep, local time) - 1.5ft (0.4m), 6s period with NE swell.
- Evening surf: Evening surf (24 Sep, local time) - 2.5ft (0.8m), 8s period with NNE swell.
The current surf forecast for 21st Street (Miami) at 12AM is: 0.1m 15s primary swell from a Northeast direction and 0.2m 7s secondary swell from a North-northeast direction, 0.4m 3s secondary swell from a East-southeast direction (forecast issued at 07:00pm September 23). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Sep) | 0.5ft (0.2m) | 7s |
| Afternoon (24 Sep) | 1.5ft (0.4m) | 6s |
| Evening (24 Sep) | 2.5ft (0.8m) | 8s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Wed night. Warm (max 29°C on Fri afternoon, min 25°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | |||||||||||||||||
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) | SSE 5 | NE 7 | NE 15 | SE 5 | NNE 7 | NNE 7 | NNE 7 | NE 6 | N 8 | NNE 8 | NNE 8 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 12 | NNE 12 | NNE 12 | NNE 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 25 | 7 | 9 | 15 | 5 | 5 | 4 | 14 | 34 | 63 | 107 | 401 | 544 | 718 | 785 | 892 | 969 | 980 | 964 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | glassy | cross-off | cross | cross-on | on | on | glassy | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 6:57PM0.88m | 7:13AM0.90m | 7:34PM0.92m | 7:54AM0.96m | 8:11PM0.96m | ||||||||||||||
Low Tide | 1:06AM0.21m | 1:24PM0.17m | 1:43AM0.15m | 2:04PM0.14m | |||||||||||||||
 |  |  | | |  | | | | |  | | |  | | |  |  | | |
 | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:14 | — | — |
mm | 5 | 3 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | 1 | 1 | — |
Temp °C | 26 | 25 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 26 | 25 | 28 | 29 | 29 | 28 | 27 |
Feels °C | 29 | 27 | 29 | 29 | 32 | 31 | 30 | 30 | 30 | 32 | 32 | 29 | 27 | 25 | 28 | 29 | 29 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | NE 7 | S 5 | S 5 | NE 7 | E 3 | NNE 7 | NNE 7 | N 8 | N 8 | NNE 8 | NNE 8 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | — | NNE 12 | NNE 12 | NNE 12 |
| kJ | 7 | 19 | 13 | 7 | 4 | 5 | 4 | 5 | 34 | 63 | 107 | 401 | 544 | 718 | 785 | — | 969 | 980 | 964 |
Swell 2 Height (m) Direction Period (s) | NE 16 | NE 7 | NNE 7 | NE 15 | S 5 | E 3 | E 3 | — | NE 13 | NNE 12 | NNE 12 | — | — | — | — | — | — | — | — |
| kJ | 10 | 7 | 5 | 8 | 4 | 2 | 1 | — | 7 | 15 | 54 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | E 7 | E 7 | NE 15 | E 7 | NNE 7 | S 4 | S 4 | NE 9 | NE 10 | — | — | S 4 | — | — | — | — | — | — | — |
| kJ | 1 | 1 | 9 | 1 | 5 | 3 | 1 | 3 | 4 | — | — | 1 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 5 | E 3 | ESE 3 | SE 5 | — | — | ENE 3 | NE 6 | NE 3 | NE 3 | — | — | N 9 | — | — | NNE 12 | — | — | — |
| kJ | 25 | 1 | 3 | 15 | — | — | 1 | 14 | 2 | 1 | — | — | 150 | — | — | 892 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 325 | 1149 | 232 | 232 | 146 | 213 | 154 | 1562 | 74 | 11 | 11 | 3 | 327 | 324 | 774 | 353 | 369 | 407 | 904 |
Best forecast wave conditions in South Florida | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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