Surf Forecasts:
How big are the waves at 21st Street (Miami) today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 0.5ft (0.2m), 8s period with E swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 0.5ft (0.2m), 8s period with E swell.
- Evening surf: Evening surf (20 Aug, local time) - 0.5ft (0.2m), 8s period with E swell.
The current surf forecast for 21st Street (Miami) at 4AM is: 0.2m 9s primary swell from a East direction (forecast issued at 01:00am August 20). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 0.5ft (0.2m) | 8s |
| Afternoon (20 Aug) | 0.5ft (0.2m) | 8s |
| Evening (20 Aug) | 0.5ft (0.2m) | 8s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 23mm), heaviest during Thu night. Warm (max 31°C on Thu afternoon, min 28°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
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 | 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 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 5 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-on | cross-on | cross-off | cross | cross | cross | glassy | glassy | cross-on | cross-on | cross-on | cross |
High Tide | 2:10AM0.69m | 3:11PM0.71m | 3:05AM0.66m | 4:14PM0.70m | 4:07AM0.65m | 5:15PM0.71m | ||||||||||||||||||
Low Tide | 8:36AM0.13m | 9:13PM0.28m | 9:34AM0.16m | 10:18PM0.30m | 10:35AM0.16m | |||||||||||||||||||
 | |  |  |  | | | |  | | | | | | | |  | | | | | | | | |
 | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:51 | — | — | — | — | — | — | — | 7:50 | — | — |
mm | 1 | 1 | — | — | 1 | 3 | 3 | 5 | — | — | — | — | — | 2 | 3 | 2 | — | — | — | — | — | — | — | 4 |
Temp °C | 29 | 29 | 29 | 30 | 31 | 31 | 31 | 30 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 28 | 29 | 30 | 30 | 30 | 30 |
Feels °C | 32 | 33 | 33 | 33 | 32 | 32 | 34 | 33 | 31 | 31 | 32 | 34 | 32 | 32 | 33 | 32 | 32 | 32 | 32 | 33 | 33 | 31 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | SSE 3 | E 9 | E 8 | E 3 | E 8 |
| kJ | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 1 | 6 | 6 | 1 | 5 |
Swell 2 Height (m) Direction Period (s) | NE 6 | — | — | NE 6 | NE 6 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | — | NE 9 | NE 9 | NE 9 | — | E 9 | NE 10 | NE 9 | E 8 | NE 9 |
| kJ | 1 | — | — | 1 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | — | 3 | 3 | 3 | — | 6 | 4 | 3 | 5 | 3 |
Swell 3 Height (m) Direction Period (s) | — | NE 6 | NE 6 | — | NE 9 | NE 6 | — | — | — | — | — | N 9 | — | — | NE 8 | — | — | — | — | — | E 13 | E 13 | NE 9 | E 13 |
| kJ | — | 1 | 1 | — | 3 | 1 | — | — | — | — | — | 2 | — | — | 2 | — | — | — | — | — | 4 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | SSW 2 | — | — | S 3 | S 3 | SSE 3 | S 3 | S 3 | SSE 3 | SSE 3 | SSE 3 | SSE 3 | SSE 3 | SSE 3 | SSE 3 | SSE 3 | — | — | ESE 3 | ESE 3 | SSE 3 | SE 3 |
| kJ | — | — | 1 | — | — | 4 | 6 | 4 | 3 | 5 | 3 | 2 | 2 | 3 | 2 | 1 | 1 | 1 | — | — | 1 | 3 | 1 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 327 | 327 | 353 | 327 | 369 | 353 | 407 | 1149 | 1149 | 915 | 731 | 862 | 862 | 1634 | 1686 | 731 | 731 | 692 | 596 | 845 | 862 | 841 | 448 | 314 |
Best forecast wave conditions in South Florida | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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