21st Street (Miami) Surf Break

Lat Long: 25.80° N 80.13° W

21st Street (Miami) 48 hour detailed Surf Forecast

Issued: 1 pm 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's 21st Street (Miami) sea temperature is
30.7° 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 (16 Aug):

  • Morning surf: Morning surf (16 Aug, local time) - 2ft (0.6m), 4s period with SE swell.
  • Afternoon surf: Afternoon surf (16 Aug, local time) - 0.5ft (0.2m), 8s period with E swell.
  • Evening surf: Evening surf (16 Aug, local time) - 1.5ft (0.5m), 5s period with SE swell.

The current surf forecast for 21st Street (Miami) at 4PM is: 0.4m 4s primary swell from a Southeast direction and 0.2m 8s secondary swell from a East direction, 0.1m 10s secondary swell from a Northeast direction (forecast issued at 01:00pm August 16). The wind direction is predicted to be onshore.

Time (EDT) & DateWave HeightWave Period
Morning (16 Aug)2ft (0.6m)4s
Afternoon (16 Aug)0.5ft (0.2m)8s
Evening (16 Aug)1.5ft (0.5m)5s

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


Short Range Forecast

Some drizzle, heaviest during Mon night. Warm (max 33°C on Tue night, min 28°C on Sun night). Wind will be generally light.

Sun
16
Monday
17
Tuesday
18
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
Swell
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
8
0.2
E
8
0.2
E
8
0.5
SE
5
0.5
SE
5
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.5
SE
4
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
10
0.2
E
10
0.6
SSE
4
Wave Graph
Metric surfscale
Energy kJ
5
5
7
13
13
5
5
5
5
5
5
6
5
5
5
5
6
5
8
9
9
Wind (km/h)
15
ESE
15
ESE
15
ESE
15
SE
15
E
10
SE
10
SSE
10
S
10
S
15
SSE
25
SSE
20
SW
10
SSW
15
WSW
15
W
10
WNW
10
W
10
S
20
S
15
SSW
10
NW
Wind State
on
on
cross-on
cross-on
on
cross-on
cross
cross
cross
cross
cross-on
cross-off
cross-off
off
off
off
off
cross
cross
cross-off
cross-off
High Tide
11:42AM0.88m
11:55PM0.85m
12:30PM0.84m
00:37AM0.80m
1:19PM0.78m
Low Tide
5:49PM0.04m
6:12AM-0.01m
6:35PM0.11m
6:57AM0.04m
7:22PM0.18m
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:54
7:53
7:52
 mm
1
Temp °C
29
29
29
29
29
28
28
28
29
30
30
30
29
29
29
29
30
32
32
33
32
Feels °C
33
32
32
32
32
31
31
31
32
32
29
31
31
30
31
31
32
33
33
34
34
  • 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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