Surf Forecasts:
How big are the waves at 21st Street (Miami) today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 1ft (0.3m), 3s period with SSE swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2ft (0.6m), 4s period with SSE swell.
- Evening surf: Evening surf (18 Jul, local time) - 2ft (0.6m), 4s period with SSE swell.
The current surf forecast for 21st Street (Miami) at 8PM is: 0.6m 4s primary swell from a South-southeast direction and 0.1m 8s secondary swell from a East direction, 0.1m 9s secondary swell from a Northeast direction (forecast issued at 01:00pm July 18). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 1ft (0.3m) | 3s |
| Afternoon (18 Jul) | 2ft (0.6m) | 4s |
| Evening (18 Jul) | 2ft (0.6m) | 4s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Sat afternoon. Warm (max 30°C on Sat afternoon, min 28°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||||
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) | SE 3 | SSE 4 | SSE 4 | SSE 4 | SE 4 | SE 4 | SE 4 | S 4 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 3 | SSE 3 | SSE 4 | SSE 4 | SSE 4 | SE 5 | SE 5 |
Wave Graph  | |||||||||||||||||||||
 kJ | 5 | 10 | 15 | 12 | 9 | 9 | 9 | 7 | 22 | 27 | 20 | 16 | 9 | 8 | 3 | 7 | 12 | 14 | 15 | 23 | 18 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 12:11PM0.81m | 00:33AM0.82m | 1:05PM0.77m | 1:20AM0.76m | 2:00PM0.73m | ||||||||||||||||
Low Tide | 6:20PM-0.04m | 6:50AM-0.05m | 7:12PM0.03m | 7:40AM-0.02m | 8:05PM0.10m | ||||||||||||||||
 | |  |  |  | | | | | | | |  | | | | | | | | | |
 | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — |
 | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:12 | — |
mm | 2 | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 30 | 30 | 29 | 29 |
Feels °C | 29 | 31 | 32 | 31 | 31 | 31 | 30 | 30 | 30 | 29 | 30 | 31 | 31 | 29 | 31 | 30 | 29 | 31 | 31 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | NE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 4 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | — | E 4 | E 5 | E 5 | E 5 | E 7 | E 7 |
| kJ | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | — | 2 | 2 | 4 | 4 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | E 8 | NE 8 | NE 8 | NE 9 | NE 8 | NE 7 | NE 7 | E 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | E 7 | E 8 | E 7 | E 8 | E 7 | NE 8 | NE 8 |
| kJ | 1 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | E 9 | NE 8 | E 9 | E 9 | N 9 | NE 9 | NE 9 | NE 9 | E 9 | NE 9 | NE 9 | NE 9 | E 8 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | N 8 | E 8 |
| kJ | 2 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | SE 3 | SSE 4 | SSE 4 | SSE 4 | SE 4 | SE 4 | SE 4 | S 4 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 3 | SSE 3 | SSE 4 | SSE 4 | SSE 4 | SE 5 | SE 5 |
| kJ | 5 | 10 | 15 | 12 | 9 | 9 | 9 | 7 | 22 | 27 | 20 | 16 | 9 | 8 | 3 | 7 | 12 | 14 | 15 | 23 | 18 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1634 | 1642 | 1649 | 448 | 530 | 394 | 427 | 524 | 609 | 1573 | 731 | 731 | 448 | 404 | 404 | 394 | 731 | 1131 | 1131 | 955 | 448 |
Best forecast wave conditions in South Florida | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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