21st Street (Miami) Surf Break

Lat Long: 25.80° N 80.13° W

21st Street (Miami) 48 hour detailed Surf Forecast

Issued: 1 am 07 Sep 2026 (local time)

Forecast update in  hr  min

Today's 21st Street (Miami) sea temperature is
30.9°C
1.6° 

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 (07 Sep):

  • Morning surf: Morning surf (07 Sep, local time) - 0.5ft (0.2m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (07 Sep, local time) - 0.5ft (0.2m), 8s period with E swell.
  • Evening surf: Evening surf (07 Sep, local time) - 0.5ft (0.2m), 8s period with E swell.

The current surf forecast for 21st Street (Miami) at 6AM is: 0.2m 9s primary swell from a East direction and 0.1m 9s secondary swell from a Northeast direction (forecast issued at 01:00am September 07). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (07 Sep)0.5ft (0.2m)8s
Afternoon (07 Sep)0.5ft (0.2m)8s
Evening (07 Sep)0.5ft (0.2m)8s

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


Short Range Forecast

Moderate rain (total 15mm), heaviest on Mon night. Warm (max 31°C on Mon afternoon, min 28°C on Mon morning). Wind will be generally light.

Monday
7
Tuesday
8
Wednesday
9
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
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
E
9
0.2
E
9
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
NNE
8
0.3
NNE
7
0.3
NNE
7
0.4
NNE
6
0.4
NNE
6
0.5
NNE
9
0.7
NNE
8
0.8
NNE
8
0.8
NNE
8
0.8
NNE
8
Wave Graph
Metric surfscale
Energy kJ
6
6
6
5
5
5
5
5
5
5
5
5
5
5
6
9
9
14
13
43
62
78
86
84
Wind (km/h)
15
SW
10
WSW
10
W
5
SW
15
S
20
S
15
WNW
10
WNW
10
NNW
5
NNE
0
N
5
ESE
10
ESE
15
SE
10
ESE
10
ESE
15
ESE
15
ESE
15
ESE
20
ESE
15
ESE
15
ESE
15
E
20
E
Wind State
cross-off
off
off
cross-off
cross
cross
off
off
cross-off
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
on
on
on
High Tide
5:21AM0.84m
6:12PM0.90m
6:27AM0.89m
7:06PM0.94m
7:24AM0.95m
7:54PM0.98m
Low Tide
11:18PM0.21m
11:45AM0.07m
00:21AM0.16m
12:45PM0.04m
1:16AM0.09m
1:39PM0.02m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:03
7:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:32
7:31
7:30
 mm
2
6
1
1
1
1
5
4
1
Temp °C
29
29
28
30
31
31
29
30
29
29
29
29
30
30
30
30
29
29
29
29
30
30
29
29
Feels °C
32
32
31
34
33
32
31
32
32
33
34
33
32
32
33
33
31
32
32
31
33
33
32
32
  • 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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