Surf Forecasts:
How big are the waves at 21st Street (Miami) today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 1.5ft (0.4m), 4s period with SE swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 1ft (0.3m), 4s period with E swell.
- Evening surf: Evening surf (14 Aug, local time) - 1.5ft (0.5m), 3s period with E swell.
The current surf forecast for 21st Street (Miami) at 4AM is: 0.1m 9s primary swell from a Northeast direction and 0.1m 7s secondary swell from a East direction, 0.4m 3s secondary swell from a Southeast direction (forecast issued at 07:00pm August 13). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Aug) | 1.5ft (0.4m) | 4s |
| Afternoon (14 Aug) | 1ft (0.3m) | 4s |
| Evening (14 Aug) | 1.5ft (0.5m) | 3s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Fri night. Warm (max 30°C on Fri afternoon, min 28°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | |||||||||||||||||
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) | NE 8 | SE 3 | NE 9 | NE 9 | SE 3 | SE 4 | SE 4 | E 4 | E 4 | E 3 | ESE 4 | ESE 4 | ESE 4 | SE 4 | SE 4 | SE 5 | SE 5 | E 4 | SE 5 |
Wave Graph  | |||||||||||||||||||
 kJ | 3 | 3 | 3 | 3 | 4 | 6 | 5 | 3 | 3 | 5 | 7 | 13 | 14 | 18 | 19 | 21 | 23 | 6 | 22 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on |
High Tide | 9:47PM0.95m | 10:08AM0.94m | 10:31PM0.94m | 10:55AM0.92m | |||||||||||||||
Low Tide | 3:32PM-0.11m | 3:58AM-0.07m | 4:19PM-0.08m | 4:43AM-0.07m | 5:05PM-0.02m | ||||||||||||||
 |  | |  |  |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — |
 | 7:58 | — | — | — | — | — | — | — | 7:57 | — | — | — | — | — | — | — | 7:55 | — | — |
mm | — | 1 | 2 | — | — | — | — | — | — | — | — | 4 | 7 | — | — | — | — | — | — |
Temp °C | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 29 | 30 | 29 | 29 | 28 |
Feels °C | 32 | 32 | 32 | 31 | 32 | 32 | 32 | 33 | 32 | 31 | 31 | 31 | 29 | 28 | 31 | 32 | 31 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | NE 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SSE 4 | SSE 4 | SSE 4 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SSE 5 | E 7 |
| kJ | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 15 | 4 |
Swell 2 Height (m) Direction Period (s) | N 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | E 7 | E 7 | NE 9 | NE 9 | NE 13 | NE 13 | NE 12 | NE 12 | NE 12 | NE 12 | E 7 | NE 11 |
| kJ | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 3 | 3 | 7 | 6 | 6 | 6 | 6 | 5 | 4 | 5 |
Swell 3 Height (m) Direction Period (s) | — | E 10 | E 9 | — | E 9 | E 9 | E 9 | NE 9 | NE 9 | — | N 13 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 11 | E 9 |
| kJ | — | 2 | 2 | — | 2 | 2 | 2 | 3 | 3 | — | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 1 |
Wind waves Height (m) Direction Period (s) | SE 2 | SE 3 | ESE 3 | SE 2 | SE 3 | SE 4 | SE 4 | E 4 | E 4 | E 3 | ESE 4 | ESE 4 | ESE 4 | SE 4 | SE 4 | SE 5 | SE 5 | E 4 | SE 5 |
| kJ | 2 | 2 | 1 | 1 | 4 | 6 | 5 | 2 | 2 | 5 | 7 | 13 | 14 | 18 | 19 | 21 | 23 | 6 | 22 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1686 | 1675 | 1149 | 915 | 1149 | 1149 | 1560 | 1686 | 1677 | 1131 | 1174 | 915 | 991 | 899 | 314 | 1642 | 1798 | 731 | 731 |
Best forecast wave conditions in South Florida | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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