21st Street (Miami) Surf Break

Lat Long: 25.80° N 80.13° W

21st Street (Miami) 48 hour detailed Surf Forecast

Issued: 1 am 02 Aug 2026 (local time)

Forecast update in  hr  min

Today's 21st Street (Miami) sea temperature is
30.3° C
0.8° 

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 (02 Aug):

  • Morning surf: Morning surf (02 Aug, local time) - 1ft (0.3m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (02 Aug, local time) - 1.5ft (0.5m), 4s period with SE swell.
  • Evening surf: Evening surf (02 Aug, local time) - 0.5ft (0.2m), 8s period with E swell.

The current surf forecast for 21st Street (Miami) at 7AM is: 0.3m 8s primary swell from a East direction and 0.1m 8s secondary swell from a Northeast direction, 0.4m 3s secondary swell from a South-southeast direction (forecast issued at 01:00am August 02). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (02 Aug)1ft (0.3m)8s
Afternoon (02 Aug)1.5ft (0.5m)4s
Evening (02 Aug)0.5ft (0.2m)8s

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


Short Range Forecast

Heavy rain (total 43mm), heaviest during Mon night. Warm (max 30°C on Sun morning, min 25°C on Mon night). Winds decreasing (fresh winds from the NNW on Sun night, light winds from the NNE by Tue night).

Sunday
2
Monday
3
Tuesday
4
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)
0.3
E
8
0.3
E
8
0.3
E
8
0.3
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
0.3
E
8
0.2
E
8
0.6
SSE
4
0.7
SSE
4
0.2
E
8
0.3
E
8
0.3
E
8
0.3
E
7
0.3
E
7
0.3
E
8
0.4
ESE
8
0.2
E
8
0.3
E
8
Wave Graph
Metric surfscale
Energy kJ
12
12
11
11
6
5
5
5
7
5
5
10
5
10
16
5
10
10
10
10
10
22
4
10
Wind (km/h)
10
S
15
S
20
S
20
S
15
SSE
20
SSE
35
NNW
15
E
15
ESE
20
SE
10
S
10
S
15
SSE
20
SSE
25
SW
25
N
15
E
20
SE
10
SSE
15
SSE
15
SE
20
ESE
5
NNE
25
N
Wind State
cross
cross
cross
cross
cross-on
cross
cross-off
on
on
cross-on
cross
cross
cross-on
cross
cross-off
cross
on
cross-on
cross-on
cross
cross-on
cross-on
cross
cross
High Tide
11:04PM0.80m
11:26AM0.78m
11:41PM0.79m
12:11PM0.78m
00:21AM0.77m
1:01PM0.77m
Low Tide
5:15AM0.01m
5:33PM0.04m
5:56AM0.00m
6:16PM0.08m
6:40AM-0.00m
7:05PM0.11m
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<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:47
6:47
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:06
8:05
8:04
 mm
1
1
5
9
2
19
1
4
2
Temp °C
29
28
29
30
30
30
26
27
28
28
29
29
30
30
26
25
27
27
28
29
30
30
29
26
Feels °C
32
30
31
32
32
32
24
29
30
29
32
32
31
31
25
25
29
28
31
32
33
31
32
25
  • 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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