Surf Forecasts:
How big are the waves at 21st Street (Miami) today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 1ft (0.3m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 2.5ft (0.7m), 4s period with SE swell.
- Evening surf: Evening surf (30 Sep, local time) - 2ft (0.6m), 5s period with SE swell.
The current surf forecast for 21st Street (Miami) at 3AM is: 0.4m 8s primary swell from a Northeast direction and 0.1m 13s secondary swell from a East direction (forecast issued at 07:00pm September 29). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 1ft (0.3m) | 8s |
| Afternoon (30 Sep) | 2.5ft (0.7m) | 4s |
| Evening (30 Sep) | 2ft (0.6m) | 5s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 30mm), heaviest during Wed morning. Warm (max 29°C on Fri morning, min 25°C on Wed afternoon). Winds increasing (calm on Tue night, fresh winds from the ESE by Wed night). | |||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | |||||||||||||||||
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 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | ESE 4 | SE 4 | SE 5 | NNE 8 | E 4 | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 |
Wave Graph  | |||||||||||||||||||
 kJ | 32 | 21 | 20 | 19 | 18 | 11 | 11 | 21 | 14 | 18 | 7 | 13 | 35 | 50 | 64 | 74 | 77 | 59 | 57 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | glassy | on | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross-on | on | on |
High Tide | 10:46PM0.98m | 11:29AM1.02m | 11:33PM0.95m | 12:22PM0.98m | |||||||||||||||
Low Tide | 4:47PM0.16m | 5:04AM0.03m | 5:35PM0.20m | 5:54AM0.07m | 6:29PM0.25m | ||||||||||||||
 |  | |  | |  | | | | |  | | | |  | | | | | |
 | — | — | — | — | 7:11 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — |
 | 7:08 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — |
mm | — | 2 | 3 | — | 1 | 5 | 4 | 2 | — | — | — | — | — | 1 | — | 2 | 4 | 4 | 1 |
Temp °C | 27 | 28 | 27 | 28 | 28 | 27 | 27 | 25 | 26 | 26 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 29 | 31 | 30 | 29 | 30 | 28 | 28 | 25 | 26 | 25 | 28 | 27 | 28 | 27 | 27 | 28 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | NNE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NNE 8 | NE 8 | SSE 5 | S 6 | NNE 9 | NNE 9 | NNE 9 | NE 9 | NE 9 | NE 8 | NE 8 |
| kJ | 32 | 21 | 20 | 19 | 18 | 11 | 11 | 11 | 7 | 11 | 16 | 16 | 8 | 8 | 8 | 12 | 12 | 11 | 11 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 14 | E 9 | E 13 | E 13 | — | E 13 | E 13 | E 13 | E 12 | NNE 8 | NNE 8 | E 12 | E 12 | E 12 | E 11 | E 11 | E 11 | E 12 |
| kJ | 2 | 4 | 1 | 3 | 3 | — | 3 | 3 | 3 | 3 | 7 | 7 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | E 14 | E 9 | E 14 | E 8 | E 8 | E 13 | — | E 8 | E 8 | E 8 | NE 10 | E 12 | — | — | — | N 14 | — | — | — |
| kJ | 4 | 2 | 4 | 1 | 1 | 3 | — | 1 | 1 | 1 | 4 | 3 | — | — | — | 4 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | ESE 2 | ENE 3 | E 3 | ESE 4 | SE 4 | SE 5 | E 3 | E 4 | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 |
| kJ | — | — | — | — | 1 | 1 | 7 | 21 | 14 | 18 | 3 | 13 | 35 | 50 | 64 | 74 | 77 | 59 | 57 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 324 | 324 | 324 | 324 | 234 | 991 | 1043 | 1131 | 407 | 213 | 256 | 326 | 289 | 448 | 1188 | 1171 | 289 | 915 | 915 |
Best forecast wave conditions in South Florida | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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