21st Street (Miami) Surf Break

Lat Long: 25.80° N 80.13° W

Issued: 1 am 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's 21st Street (Miami) sea temperature is
29.4° C

Slightly warmer than usual

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 (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 0.5ft (0.1m), 9s period with NE swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 2ft (0.6m), 4s period with SE swell.
  • Evening surf: Evening surf (18 Jun, local time) - 2ft (0.6m), 4s period with SE swell.

The current surf forecast for 21st Street (Miami) at 6AM is: 0.2m 8s primary swell from a East direction and 0.3m 3s secondary swell from a South-southeast direction (forecast issued at 01:00am June 18). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (18 Jun)0.5ft (0.1m)9s
Afternoon (18 Jun)2ft (0.6m)4s
Evening (18 Jun)2ft (0.6m)4s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 13mm), heaviest on Sat night. Warm (max 30°C on Thu afternoon, min 25°C on Sat night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
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
8
0.2
E
8
0.1
NE
9
0.2
E
8
0.6
SE
4
0.6
SE
4
0.6
SE
4
0.4
SSE
4
0.4
SSE
4
0.4
SSE
4
0.4
SSE
4
0.6
SSE
4
0.6
SE
4
0.6
SE
4
0.6
SE
4
0.4
SSE
4
0.4
SSE
4
0.3
SSE
4
0.2
E
4
0.2
E
7
0.3
SE
4
0.4
ESE
3
0.4
SE
3
0.3
SSE
4
Wave Graph
Metric surfscale
Energy kJ
5
5
3
5
10
9
10
6
7
6
6
12
14
14
14
6
6
4
2
4
3
4
2
3
Wind (km/h)
15
SE
15
SSE
15
SSE
20
SSE
20
SSE
20
SSE
20
SSE
20
SSE
20
SSE
20
SSE
25
SE
15
SSE
20
SE
20
SE
20
SSE
10
SSE
15
SSE
15
SSE
10
S
10
SSE
20
SSE
25
SSE
15
S
20
NW
Wind State
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross
cross-off
cross-off
High Tide
11:18PM0.90m
11:34AM0.82m
00:11AM0.86m
12:33PM0.78m
1:05AM0.81m
1:34PM0.75m
Low Tide
5:30AM-0.05m
5:49PM-0.12m
6:26AM-0.03m
6:46PM-0.05m
7:22AM-0.02m
7:44PM0.01m
part cloud
cloud
part cloud
thunderstorm
part cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:28
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:14
8:14
8:14
 mm
1
4
7
Temp °C
28
28
29
29
30
29
29
29
29
29
28
29
29
29
29
29
28
28
28
29
29
29
29
25
Feels °C
31
31
32
30
31
30
31
31
31
31
29
30
31
31
31
32
31
31
32
32
30
30
31
24
Swell 1
Height (m)
Direction
Period (s)
0.2
E
8
0.2
E
8
0.2
E
4
0.2
E
8
0.2
E
8
0.2
E
7
0.1
E
7
0.3
E
5
0.3
E
5
0.3
E
5
0.3
E
5
0.3
E
5
0.1
E
7
0.1
E
7
0.1
E
7
0.3
E
5
0.2
E
5
0.2
E
4
0.3
SSE
4
0.2
SSE
4
0.1
E
7
0.1
E
7
0.2
E
4
0.2
E
4
Energy kJ
5
5
1
5
4
4
1
4
5
5
5
4
1
1
1
4
2
2
4
2
1
1
1
2
Swell 2
Height (m)
Direction
Period (s)
0.1
E
8
0.1
NE
9
0.1
NE
9
0.1
NE
9
0.1
NE
8
0.2
E
7
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
E
8
0.1
NE
9
0.1
N
9
0.1
N
9
0.1
E
7
0.1
E
7
0.1
E
7
0.2
E
4
0.2
E
7
0.1
E
7
0.1
E
7
0.1
E
7
Energy kJ
1
3
3
3
3
4
3
3
3
1
3
2
2
1
1
1
2
4
1
1
1
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
9
0.1
NE
9
0.1
NE
9
0.1
NE
9
0.1
N
9
0.1
NE
9
0.1
NE
9
0.1
NE
8
0.1
E
8
0.1
E
8
0.1
E
8
0.1
NE
8
0.1
N
9
0.1
N
9
0.1
N
9
0.1
N
9
0.1
E
7
0.1
E
7
0.1
E
7
Energy kJ
3
3
3
3
2
3
3
3
1
1
1
3
2
2
2
2
1
1
1
Wind waves
Height (m)
Direction
Period (s)
0.3
SSE
3
0.3
SSE
3
0.3
SSE
3
0.5
SE
3
0.6
SE
4
0.6
SE
4
0.6
SE
4
0.4
SSE
4
0.4
SSE
4
0.4
SSE
4
0.4
SSE
4
0.6
SSE
4
0.6
SE
4
0.6
SE
4
0.6
SE
4
0.4
SSE
4
0.4
SSE
4
0.3
SSE
4
0.3
SE
4
0.4
ESE
3
0.4
SE
3
0.3
SSE
4
Energy kJ
2
1
1
5
10
9
10
6
7
6
6
12
14
14
14
6
6
4
3
4
2
3
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
692
862
915
1642
448
448
1283
360
236
253
448
448
448
327
746
236
239
746
841
923
814
324
325
360
Best forecast wave conditions in South Florida
Rating
(10 max)
Best forecast wave conditions in United States
Rating
(10 max)
4
3
3
3
1
1
2
2
3
2
2
3
1
4
1
2
2
2
3
3
1
1
2
2
Header Global
Rating
(10 max)
9
9
9
5
5
5
5
6
6
6
6
7
4
4
4
4
4
5
5
9
9
4
9
9
  • 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
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