21st Street (Miami) Surf Break

Lat Long: 25.80° N 80.13° W

21st Street (Miami) 48 hour detailed Surf Forecast

Issued: 7 am 07 Oct 2026 (local time)

Forecast update in  hr  min

Today's 21st Street (Miami) sea temperature is
29.6°C
1.4° 

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 Oct):

  • Morning surf: Morning surf (07 Oct, local time) - 1.5ft (0.4m), 7s period with NNE swell.
  • Afternoon surf: Afternoon surf (07 Oct, local time) - 2ft (0.6m), 7s period with NNE swell.
  • Evening surf: Evening surf (07 Oct, local time) - 2.5ft (0.7m), 8s period with NNE swell.

The current surf forecast for 21st Street (Miami) at 4PM is: 0.6m 7s primary swell from a North-northeast direction and 0.1m 8s secondary swell from a East direction, 0.4m 3s secondary swell from a South-southeast direction (forecast issued at 07:00am October 07). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (07 Oct)1.5ft (0.4m)7s
Afternoon (07 Oct)2ft (0.6m)7s
Evening (07 Oct)2.5ft (0.7m)8s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Wed night. Warm (max 30°C on Wed afternoon, min 28°C on Wed morning). Wind will be generally light.

Wednesday
7
Thursday
8
Friday
9
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
1
1
1
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)
0.3
N
6
0.4
NNE
7
0.5
NNE
7
0.5
NNE
7
0.7
NNE
8
0.6
NNE
8
0.8
NNE
8
0.8
NNE
8
0.9
NNE
8
0.9
NNE
8
0.9
NNE
8
0.9
NNE
9
0.9
NNE
8
0.8
NNE
8
0.8
NNE
8
0.7
NNE
8
0.6
NNE
8
0.6
NNE
7
0.6
NNE
7
0.7
NNE
7
0.8
NNE
7
0.7
NNE
7
0.5
N
8
Wave Graph
Metric surfscale
Energy kJ
7
15
28
29
58
44
66
69
85
83
81
111
105
84
80
52
37
37
37
47
56
42
34
Wind (km/h)
10
S
10
S
15
S
20
SSE
25
S
20
SSW
10
WSW
10
W
0
WSW
5
SSE
10
SSE
20
SSE
20
SSE
20
SSE
20
SSE
20
SSE
15
SE
20
SE
25
SE
25
SE
20
ESE
20
E
25
ESE
Wind State
cross
cross
cross
cross
cross
cross-off
off
off
glassy
cross
cross
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
High Tide
6:19AM0.97m
6:45PM0.98m
7:12AM1.01m
7:31PM1.01m
7:59AM1.05m
8:12PM1.02m
Low Tide
12:33PM0.16m
00:58AM0.13m
1:23PM0.14m
1:43AM0.09m
2:09PM0.13m
cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:15
—
—
—
—
—
—
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7:15
—
—
—
—
—
—
—
7:16
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
7:00
—
—
—
—
—
—
—
7:00
—
—
—
—
—
—
—
6:59
—
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 mm
—
—
—
—
—
1
2
1
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
Temp °C
28
28
29
29
30
29
28
28
28
28
28
29
29
29
28
28
28
28
29
29
29
28
29
Feels °C
32
31
31
30
30
30
31
31
33
32
30
30
30
30
29
30
30
29
30
30
31
30
30
  • 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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