21st Street (Miami) Surf Break

Lat Long: 25.80° N 80.13° W

21st Street (Miami) 48 hour detailed Surf Forecast

Issued: 7 pm 27 Sep 2026 (local time)

Forecast update in  hr  min

Today's 21st Street (Miami) sea temperature is
29.8°C
1.1° 

21st Street (Miami) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at 21st Street (Miami) today (28 Sep):

  • Morning surf: Morning surf (28 Sep, local time) - 3ft (0.9m), 11s period with NNE swell.
  • Afternoon surf: Afternoon surf (28 Sep, local time) - 2.5ft (0.8m), 11s period with NNE swell.
  • Evening surf: Evening surf (28 Sep, local time) - 2.5ft (0.7m), 10s period with NE swell.

The current surf forecast for 21st Street (Miami) at 12AM is: 1.0m 12s primary swell from a North-northeast direction (forecast issued at 07:00pm September 27). The wind direction is predicted to be glassy and the swell rating is 2.

Time (EDT) & DateWave HeightWave Period
Morning (28 Sep)3ft (0.9m)11s
Afternoon (28 Sep)2.5ft (0.8m)11s
Evening (28 Sep)2.5ft (0.7m)10s

Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 15mm), heaviest on Tue night. Warm (max 29°C on Mon afternoon, min 25°C on Tue night). Winds increasing (calm on Sun night, fresh winds from the ESE by Wed afternoon).

Sun
27
Monday
28
Tuesday
29
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
Rating
(10 max)
0
0
2
1
1
1
1
0
0
0
1
1
1
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
NNE
12
1.2
NNE
12
1.1
NNE
12
1
NNE
12
0.9
NNE
11
0.9
NNE
11
0.8
NNE
11
0.8
NNE
11
0.8
NNE
10
0.7
NE
10
0.7
NNE
10
0.6
NNE
10
0.6
NNE
10
0.5
NNE
10
0.4
NNE
9
0.4
NNE
9
0.4
NE
9
0.4
NE
9
0.4
NE
9
Wave Graph
Metric surfscale
Energy kJ
458
390
347
285
200
193
151
149
138
106
92
68
65
54
35
32
21
21
20
Wind (km/h)
10
ESE
10
SSE
0
S
5
NNE
5
NNW
10
NW
10
WNW
10
S
20
S
20
SW
20
WSW
10
W
5
W
0
N
5
SE
10
SSE
10
SSE
5
S
5
SE
Wind State
cross-on
cross-on
glassy
cross-on
cross-off
cross-off
off
cross
cross
cross-off
off
off
off
glassy
cross-on
cross-on
cross
glassy
glassy
High Tide
9:24PM1.00m
9:57AM1.06m
10:04PM1.00m
10:41AM1.05m
10:46PM0.98m
Low Tide
3:23PM0.12m
3:37AM0.02m
4:04PM0.13m
4:19AM0.02m
4:47PM0.16m
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
thunderstorm
cloud
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
7:11
—
—
—
—
—
—
—
7:11
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:10
—
—
—
—
—
—
—
7:09
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—
—
7:08
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
5
2
Temp °C
28
28
28
27
27
26
27
29
29
28
27
27
27
27
27
28
29
28
28
Feels °C
29
29
31
30
30
28
29
29
28
27
26
28
28
29
29
30
31
30
31
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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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.


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