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Surf Forecasts:

21st Street (Miami) surfForecast / Florida – South / USA

information circle12 Day Weather and Surf, issued 12 pm Sunday 11 Jan 2026 EST
Forecast 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
24.5° C
 (Which is slightly warmer than usual)

Best Forecast Surf Conditions for 21st Street (Miami) this week:

The most powerful waves expected at 21st Street (Miami) in the next 12 days are 2.0m 7s and forecast to arrive on Monday (Jan 12) at 7AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Thursday (Jan 15) at 10PM.

Wave TypeTime (EST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 7AM (Mon 12th Jan)6.5ft (2.0m) 7s

Table - best surf conditions forecast for 21st Street (Miami) over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Light rain (total 2mm), mostly falling on Sun night. Warm (max 24°C on Sun morning, min 21°C on Sun night). Winds increasing (calm on Sun morning, fresh winds from the NNE by Sun night).

Days 3-6 Weather Summary Light rain (total 3mm), mostly falling on Wed afternoon. Warm (max 24°C on Wed morning, min 6°C on Thu night). Winds increasing (light winds from the SW on Wed morning, strong winds from the NW by Thu night).

Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.4
E
0.4
ESE
1.2
NNE
1.7
NNE
1.5
NNE
1
NNE
1.1
NNE
1.2
NNE
0.8
NNE
0.6
NNE
0.4
NNE
0.4
NE
0.2
E
0.2
E
0.2
E
1.3
N
1
N
0.7
N
0.5
N
0.4
NNE
0.2
E
Period(s) (?)665788877776889888669
Wave
Graph
(?)Metric surfscale
Energy kJ (?)13145730225712312813856291795572171305520126
Wind
(km/h)
5
NE
15
E
30
NNE
30
NE
20
ENE
15
ENE
15
E
15
E
15
SE
10
W
15
SSW
20
WNW
25
W
35
NW
35
NNW
25
NNW
15
NNE
20
E
20
E
15
ESE
20
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassoncross-
on		cross-
on		cross-
on		cross-
on		ononcross-
on		offcross-
off		offoffcross-
off		cross-
off		cross-
off		cross-
on		ononcross-
on		cross-
on
High Tide
/ height (m)
2:20PM
0.63
3:18AM
0.64
3:12PM
0.61
4:14AM
0.64
4:04PM
0.60
5:07AM
0.66
4:56PM
0.60
5:54AM
0.69
5:44PM
0.62
6:37AM
0.71
6:30PM
0.64
7:18AM
0.73
7:14PM
0.67
Low Tide
/ height (m)
8:47PM
0.05
9:19AM
0.19
9:39PM
0.04
10:16AM
0.19
10:30PM
0.03
11:10AM
0.18
11:19PM
0.01
11:58AM
0.15
12:04AM
-0.02
12:42PM
0.12
12:48AM
-0.04
1:23PM
0.09
1:29AM
-0.06
Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunrise7:07--7:07--7:07--7:07--7:07--7:07--7:07--
Sunset-5:46--5:47--5:49--5:50--5:51--5:51--5:52-
clear
part cloud
rain showers
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
thunderstorm
rain showers
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
rain showers
Rain (mm)
--2-------21--------3
Temp. °C242424222222232323242422241812101619202123
Feels °C (?)2524231920202323232623211811351215182023
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Latest Updates

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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.

View detailed surf forecast for 21st Street (Miami) at:
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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 12 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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