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21st Street (Miami) Surf Forecast
/ Florida – South (39 breaks) / Florida (155 breaks) /
Surf Forecasts
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21st Street (Miami) surf Forecast / Florida – South / USA
48hr Weather and Surf, issued 1 pm Saturday 18 May 2024 EDT
Forecast update in hr min s Update imminent
21st Street (Miami) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 21st Street (Miami) sea temperature is 28.3°C (Statistics for 18 May 1981-2005 - mean: 27.0 °C max: 28.6 °C min: 25.3 °C)
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
21st Street (Miami) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 21st Street (Miami) sea temperature is 28.3°C (Statistics for 18 May 1981-2005 - mean: 27.0 °C max: 28.6 °C min: 25.3 °C)
How big are the waves at 21st Street (Miami) today?
The current surf forecast for 21st Street (Miami) at 7PM is: 0.6m 4s primary swell from a South direction and 0.1m 8s secondary swell from a Northeast direction, 0.1m 8s secondary swell from a East direction (forecast issued at 01:00pm May 18). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 1ft (0.3m) | 3s |
| Afternoon (18 May) | 1.5ft (0.5m) | 3s |
| Evening (18 May) | 2ft (0.6m) | 4s |
Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)
Updates in hr min s Update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 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 | 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 | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 4 | 4 | 4 | 5 | 4 | 8 | 8 | 8 | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 3 | 5 | 9 | 10 | 7 | 10 | 12 | 12 | 14 | 12 | 21 | 17 | 15 | 11 | 6 | 6 | 6 | 6 | 11 | 16 | 32 | 16 | 16 | 16 | 11 | 62 | 74 | 72 | 74 | 76 | 61 | 59 | 64 | 54 | 53 | 53 | 55 | 47 | 42 | 44 | 36 | 37 | 37 | 37 | 39 | 39 | 28 | 29 | 29 | 23 | 15 | 15 | 15 | 14 | 14 | 9 | 9 | 9 | 8 | 8 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- on | cross | cross- off | cross- off | cross- on | cross- off | off | off | cross- on | cross- off | on | on | cross- on | cross- on | cross- on | cross- on | on | on | on | off | on | cross- on | on | on | on | on | on | on | on | cross- on | on | on | on | on | on | on | on | on | glass | cross- on | on | on | cross- on | cross- on | cross- on | cross | glass | glass | cross- on | cross | cross |
High Tide / height (m) | 6:00PM 0.69 | 6:05AM 0.69 | 6:42PM 0.74 | 6:43AM 0.71 | 7:23PM 0.77 | 7:20AM 0.73 | 8:01PM 0.80 | 7:57AM 0.74 | 8:40PM 0.83 | 8:35AM 0.75 | 9:19PM 0.84 | 9:13AM 0.75 | 10:00PM 0.83 | 9:54AM 0.74 | ||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 11:41AM 0.09 | 12:04AM 0.14 | 12:21PM 0.05 | 12:47AM 0.12 | 12:59PM 0.01 | 1:27AM 0.11 | 1:36PM -0.03 | 2:06AM 0.10 | 2:13PM -0.06 | 2:45AM 0.09 | 2:51PM -0.08 | 3:24AM 0.09 | 3:30PM -0.08 | 4:04AM 0.09 | 4:12PM -0.07 | |||||||||||||||||||||||||||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - |
| Sunset | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:01 | - | - | - | - | - | - | - | 8:01 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:04 | - | - | - | - | - | - | - | 8:04 |
 | | |  | | | |  | |  |  |  | | | | | | | | | | | | | | | | |  | | | | | | | | | | | | | | | | | | | | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | - | - | - | 1 | 1 | 2 | - | 1 | - | - | - | 1 | 1 | - | - | - | - | - | - | 1 | 6 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 30 | 30 | 30 | 29 | 29 | 28 | 28 | 28 | 30 | 29 | 29 | 30 | 29 | 28 | 28 | 28 | 30 | 30 | 32 | 28 | 28 | 26 | 26 | 26 | 27 | 27 | 28 | 27 | 24 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 28 | 28 | 28 | 28 |
| Feels °C (?) | 32 | 31 | 30 | 30 | 31 | 29 | 30 | 30 | 32 | 29 | 28 | 30 | 31 | 31 | 31 | 31 | 32 | 30 | 32 | 27 | 31 | 27 | 26 | 26 | 28 | 26 | 28 | 27 | 22 | 27 | 27 | 28 | 29 | 27 | 26 | 28 | 28 | 29 | 30 | 29 | 29 | 27 | 26 | 28 | 28 | 27 | 28 | 28 | 29 | 27 | 26 | 28 | 28 | 28 | 27 | 29 | 30 | 28 | 27 | 29 |
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