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21st Street (Miami) Surf Forecast
/ Florida – South (39 breaks) / Florida (155 breaks) /
Surf Forecasts:
21st Street (Miami) surfForecast / Florida – South / USA
16 Day Weather and Surf, issued 7 pm Tuesday 31 Mar 2026 EDTForecast update in hr min s Forecast 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
25.6° C
(Which is 1.2°C warmer than normal for this time of year)Best Forecast Surf Conditions for 21st Street (Miami) this week:
The surf forecast for 21st Street (Miami) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Apr 07) at 5AM. The primary swell is predicted to be 0.5m and 9s period with a secondary swell of 0.4m and 9s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at 21st Street (Miami) in the next 16 days are 1.9m 9s and forecast to arrive on Tuesday (Apr 07) at 11PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 6s period and expected on Friday (Apr 03) at 5PM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Tue 7th Apr) | 1.5ft (0.5m) 9s |
| Best Surf | 5PM (Tue 7th Apr) | 4.5ft (1.4m) 8s |
| Most Powerful | 11PM (Tue 7th Apr) | 6ft (1.9m) 9s |
Table - best surf conditions forecast for 21st Street (Miami) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Light rain (total 4mm), mostly falling on Thu morning. Warm (max 24°C on Wed morning, min 23°C on Tue night). Mainly fresh winds. | Days 3-6 Weather Summary Light rain (total 3mm), mostly falling on Sat night. Warm (max 25°C on Mon afternoon, min 23°C on Fri night). Winds decreasing (fresh winds from the E on Fri night, light winds from the NNE by Sun night). | |||||||||||||||||||||
Wednesday 01 | Thursday 02 | Friday 03 | Saturday 04 | Sunday 05 | Monday 06 | Tue 07 | ||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | ||
Rating (10 max) | ||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||
| Period(s) (?) | 9 | 5 | 9 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | |
Wave (?)Graph  | ||||||||||||||||||||||
 kJ (?) | 64 | 64 | 62 | 71 | 157 | 110 | 144 | 273 | 144 | 205 | 184 | 156 | 130 | 67 | 104 | 80 | 41 | 40 | 40 | 29 | 284 | |
Wind (km/h) | ||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | on | on | on | on | on | cross- on | on | on | on | cross- on | cross- on | on | cross | off | cross- off | |
High Tide / height (m) | 8:23PM 0.84 | 8:36AM 0.82 | 9:03PM 0.85 | 9:12AM 0.81 | 9:42PM 0.85 | 9:47AM 0.79 | 10:19PM 0.83 | 10:21AM 0.77 | 10:56PM 0.80 | 10:55AM 0.73 | 11:35PM 0.76 | 11:31AM 0.69 | 12:16AM 0.72 | 12:10PM 0.64 | ||||||||
Low Tide / height (m) | 2:32AM -0.04 | 2:47PM -0.10 | 3:11AM -0.03 | 3:24PM -0.10 | 3:48AM -0.00 | 3:59PM -0.09 | 4:24AM 0.03 | 4:35PM -0.07 | 5:00AM 0.07 | 5:10PM -0.03 | 5:38AM 0.12 | 5:48PM 0.01 | 6:19AM 0.17 | 6:30PM 0.06 | ||||||||
Wednesday 01 | Thursday 02 | Friday 03 | Saturday 04 | Sunday 05 | Monday 06 | Tue 07 | ||||||||||||||||
| Sunrise | - | 7:11 | - | - | 7:11 | - | - | 7:09 | - | - | 7:09 | - | - | 7:07 | - | - | 7:05 | - | - | 7:05 | - | |
| Sunset | - | - | 7:37 | - | - | 7:37 | - | - | 7:37 | - | - | 7:37 | - | - | 7:37 | - | - | 7:38 | - | - | 7:38 | |
 |  | |  |  |  |  | | | |  | |  | | | | | | | | | ||
Rain (mm) | - | - | - | - | 2 | - | 2 | - | - | - | - | - | 1 | 2 | - | - | - | - | - | - | - | |
| Temp. °C | 23 | 24 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 25 | 29 | |
| Feels °C (?) | 20 | 21 | 20 | 20 | 20 | 21 | 22 | 21 | 21 | 21 | 21 | 22 | 23 | 25 | 24 | 24 | 25 | 25 | 25 | 24 | 28 | |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our 21st Street (Miami) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the 21st Street (Miami) Surf forecast
The above surf forecast table for 21st Street (Miami) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at 21st Street (Miami) can be found by selecting the local surf guide option on the grey menu. Our 21st Street (Miami) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (21st Street (Miami)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for 21st Street (Miami) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
21st Street (Miami) is 1 km (1 miles) from the city of Miami Beach. If you plan a vacation in South Florida, look for hotels and other accommodation in Miami Beach. Miami Beach has rooms for a wide range of budgets as well as car hire and transport links.
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