21st Street (Miami) surfForecast / Florida – South / USA

information circle48hr Weather and Surf, issued 12 am Tuesday 13 Jan 2026 EST
Forecast update in hr  min  s Forecast update imminent
21st Street (Miami) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 21st Street (Miami) sea temperature is
24.6° C
(Which is 1.1°C warmer than normal for this time of year)


How big are the waves at 21st Street (Miami) today?

The current surf forecast for 21st Street (Miami) at 6AM is: 1.1m 7s primary swell from a North-northeast direction and 0.2m 7s secondary swell from a East direction, 0.6m 5s secondary swell from a East direction (forecast issued at 12:00am January 13). The wind direction is predicted to be onshore.

Time (EST) & DateWave HeightWave Period
Morning (13 Jan)3.5ft (1.1m)7s
Afternoon (13 Jan)3.5ft (1.0m)7s
Evening (13 Jan)3ft (0.9m)7s

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

Updates in  hr  min  s Forecast update imminent
Tuesday
13
Wednesday
14
Thursday
15
10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.2
NNE
1
NNE
1.1
NNE
1.2
NNE
1.1
NNE
1.1
NNE
1
NNE
1
NNE
0.9
NNE
0.8
NNE
0.7
NNE
0.7
NNE
0.6
NNE
0.4
NNE
0.4
NNE
0.4
NE
0.4
NE
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.2
E
0.1
NE
Period(s) (?)788777777777777768888888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)147120128157131134111967554414131181811105555553
Wind
(km/h)
20
ENE
20
E
15
ENE
15
ENE
20
E
15
E
15
E
15
ESE
15
ESE
15
SE
15
SSE
10
SSW
15
SW
20
SSW
25
SW
25
W
15
WNW
20
WNW
15
WNW
10
WSW
25
WSW
35
W
35
NW
30
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononononononononcross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
offoffcross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
High Tide
/ height (m)
4:14AM
0.64
4:04PM
0.60
5:07AM
0.66
4:56PM
0.60
5:54AM
0.69
5:44PM
0.62
Low Tide
/ height (m)
9:39PM
0.04
10:16AM
0.19
10:30PM
0.03
11:10AM
0.18
11:19PM
0.01
11:58AM
0.15
Tuesday
13
Wednesday
14
Thursday
15
Sunrise----7:07-------7:07-------7:07---
Sunset------5:49-------5:50-------5:51-
rain showers
part cloud
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
cloud
clear
part cloud
light rain
part cloud
clear
Rain (mm)
1-11111111-2111------1--
Temp. °C222322222223222222232322232525232119181920222017
Feels °C (?)212222222123212222232323232423212016161817171310
  • 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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