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) - 2.5ft (0.7m), 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 7AM is: 0.1m 7s primary swell from a Northeast direction and 0.2m 4s secondary swell from a East direction, 0.1m 8s secondary swell from a East direction, 0.3m 3s secondary swell from a South-southeast direction (forecast issued at 01:00am 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) | 2.5ft (0.7m) | 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 morning. Warm (max 30°C on Sun morning, min 29°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
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) | SSE 3 | SSE 3 | SSE 3 | SE 3 | SSE 4 | SSE 4 | SSE 4 | SE 4 | SE 4 | S 4 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SE 5 | SE 5 | SSE 3 | S 3 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SE 4 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2 | 2 | 2 | 5 | 10 | 15 | 12 | 9 | 10 | 10 | 22 | 22 | 17 | 20 | 16 | 11 | 10 | 3 | 5 | 11 | 13 | 11 | 12 | 9 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | 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-on | cross-on | cross-on | cross-on | cross | cross-on |
High Tide | 11:45PM0.86m | 12:11PM0.81m | 00:33AM0.82m | 1:05PM0.77m | 1:20AM0.76m | 2:00PM0.73m | ||||||||||||||||||
Low Tide | 6:00AM-0.07m | 6:20PM-0.04m | 6:50AM-0.05m | 7:12PM0.03m | 7:40AM-0.02m | 8:05PM0.10m | ||||||||||||||||||
 |  |  | | |  | |  | |  |  | | | | | | | | | | | | | | |
 | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:12 | — |
mm | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 29 | 30 | 30 | 29 | 29 | 29 | 30 | 29 | 30 | 30 | 29 | 29 |
Feels °C | 31 | 30 | 31 | 30 | 30 | 30 | 31 | 31 | 31 | 30 | 29 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 31 | 31 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | NE 7 | E 8 | E 4 | NE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 4 | E 8 | E 5 | E 4 | E 7 | E 7 | E 7 | E 7 | — | E 4 | E 4 | E 7 | E 7 | E 7 | E 7 |
| kJ | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 7 | 3 | 1 | 1 | 1 | 1 | — | 2 | 1 | 1 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | E 8 | — | E 8 | E 8 | NE 8 | NE 8 | NE 9 | NE 8 | NE 7 | E 8 | NE 9 | E 8 | E 7 | NE 9 | NE 9 | NE 9 | NE 8 | E 7 | E 8 | E 8 | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | 1 | — | 1 | 1 | 3 | 3 | 3 | 2 | 2 | 1 | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | — | NE 8 | NE 9 | — | N 9 | NE 9 | NE 7 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | E 8 | NE 9 | NE 8 | NE 8 | NE 8 | NE 9 | N 9 | N 8 | E 8 |
| kJ | 2 | 2 | 2 | — | 3 | 3 | — | 2 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 1 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | SSE 3 | SSE 3 | SSE 3 | SE 3 | SSE 4 | SSE 4 | SSE 4 | SE 4 | SE 4 | S 4 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SE 5 | SE 5 | SSE 3 | S 3 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SE 4 |
| kJ | 2 | 2 | 2 | 5 | 10 | 15 | 12 | 9 | 10 | 10 | 22 | 22 | 17 | 20 | 16 | 11 | 10 | 3 | 5 | 11 | 13 | 11 | 12 | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 862 | 862 | 1149 | 731 | 731 | 1567 | 421 | 448 | 404 | 394 | 524 | 448 | 1573 | 731 | 731 | 448 | 394 | 394 | 394 | 731 | 731 | 731 | 731 | 421 |
Best forecast wave conditions in South Florida | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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