Surf Forecasts:
How big are the waves at 21st Street (Miami) today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 1.5ft (0.4m), 8s period with E swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 1.5ft (0.4m), 8s period with ESE swell.
- Evening surf: Evening surf (31 Aug, local time) - 1ft (0.3m), 8s period with E swell.
The current surf forecast for 21st Street (Miami) at 8PM is: 0.3m 8s primary swell from a East direction and 0.1m 9s secondary swell from a Northeast direction, 0.2m 3s secondary swell from a East-southeast direction (forecast issued at 01:00pm August 31). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 1.5ft (0.4m) | 8s |
| Afternoon (31 Aug) | 1.5ft (0.4m) | 8s |
| Evening (31 Aug) | 1ft (0.3m) | 8s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 22mm), heaviest during Tue morning. Warm (max 30°C on Mon afternoon, min 29°C on Mon afternoon). Wind will be generally light. | |||||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||||
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) | E 8 | ESE 8 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 12 | E 12 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 21 | 21 | 21 | 11 | 10 | 10 | 10 | 10 | 10 | 4 | 11 | 11 | 39 | 37 | 35 | 35 | 33 | 18 | 17 | 17 | 17 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on |
High Tide | 11:02AM0.92m | 11:11PM0.89m | 11:48AM0.91m | 11:53PM0.87m | 12:39PM0.88m | ||||||||||||||||
Low Tide | 5:09PM0.10m | 5:27AM0.01m | 5:53PM0.14m | 6:13AM0.02m | 6:42PM0.19m | ||||||||||||||||
 |  | |  | | |  | | | |  | | | | | | | | |  | | |
 | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — |
 | — | — | 7:40 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:38 | — | — |
mm | 3 | — | 1 | 1 | 3 | 1 | — | 1 | 4 | — | — | 2 | 1 | — | — | 1 | — | — | — | — | — |
Temp °C | 29 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 33 | 33 | 32 | 32 | 32 | 32 | 31 | 32 | 32 | 33 | 31 | 31 | 32 | 31 | 31 | 32 | 32 | 32 | 31 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | E 8 | NE 9 | NE 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 12 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 21 | 3 | 3 | 11 | 10 | 10 | 10 | 10 | 10 | 4 | 4 | 11 | 39 | 37 | 35 | 35 | 33 | 18 | 17 | 17 | 17 |
Swell 2 Height (m) Direction Period (s) | SSE 4 | NE 4 | NE 4 | NE 9 | NE 9 | NE 8 | NE 8 | E 3 | ESE 3 | NNE 5 | NNE 5 | E 8 | NE 4 | NE 9 | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 |
| kJ | 2 | 1 | 1 | 3 | 3 | 3 | 3 | 1 | 1 | 2 | 2 | 5 | 1 | 3 | 5 | 5 | 5 | 4 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | NE 9 | — | — | NE 4 | NE 4 | NE 4 | NE 4 | NE 8 | NE 5 | NE 8 | E 12 | NNE 4 | NE 9 | NE 12 | NE 9 | N 9 | NE 11 | NE 11 | — | N 6 | — |
| kJ | 3 | — | — | 1 | 1 | 1 | 1 | 3 | 1 | 3 | 11 | 2 | 3 | 5 | 3 | 1 | 5 | 5 | — | 1 | — |
Wind waves Height (m) Direction Period (s) | — | ESE 8 | ESE 8 | ESE 3 | — | ESE 2 | SE 3 | — | — | ESE 3 | ESE 3 | ESE 4 | ESE 4 | E 3 | ESE 3 | ESE 4 | ESE 4 | E 4 | E 4 | E 4 | E 3 |
| kJ | — | 21 | 21 | 1 | — | 1 | 1 | — | — | 1 | 2 | 3 | 3 | 3 | 4 | 4 | 5 | 7 | 7 | 4 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 156 | 314 | 314 | 731 | 731 | 941 | 943 | 232 | 229 | 338 | 338 | 941 | 360 | 338 | 326 | 338 | 173 | 338 | 338 | 915 | 448 |
Best forecast wave conditions in South Florida | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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