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Surf Forecasts:

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

information circle12 Day Weather and Surf, issued 6 am Sunday 01 Feb 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
23.8° C
 (Which is slightly warmer than usual)

Best Forecast Surf Conditions for 21st Street (Miami) this week:

The surf forecast for 21st Street (Miami) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Feb 05) at 1AM. The primary swell is predicted to be 0.6m and 11s period with a secondary swell of 0.2m and 4s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at 21st Street (Miami) in the next 12 days are 1.9m 12s and forecast to arrive on Monday (Feb 02) at 1PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Friday (Feb 06) at 1AM.

Wave TypeTime (EST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Thu 5th Feb)2ft (0.6m) 11s
Best Surf 1AM (Thu 5th Feb)2ft (0.6m) 11s
Most Powerful 1PM (Mon 2nd Feb)6ft (1.9m) 12s

Table - best surf conditions forecast for 21st Street (Miami) over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Mostly dry. Very mild (max 18°C on Tue afternoon, min 3°C on Sun morning). Winds decreasing (strong winds from the NW on Sun morning, light winds from the E by Tue night).

Days 3-6 Weather Summary Mostly dry. Warm (max 20°C on Wed afternoon, min 10°C on Thu night). Winds increasing (light winds from the SSE on Wed night, fresh winds from the NW by Thu night).

Sunday
01
Monday
02
Tuesday
03
Wednesday
04
Thursday
05
Friday
06
Saturday
07
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
1
2
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2
N
1.7
N
1.7
N
1.9
NNE
1.7
NNE
1.6
NNE
1.3
NNE
1.2
NNE
1
NE
0.8
NNE
0.7
NE
0.6
NNE
0.4
NNE
0.4
NE
0.2
NNE
0.9
NNE
0.8
N
0.7
NNE
0.9
NNE
0.7
NNE
1
N
Period(s) (?)81010111212121211111111111111767877
Wave
Graph
(?)Metric surfscale
Energy kJ (?)58953562084383876250837124215112378453011865451815588
Wind
(km/h)
40
NW
25
NW
30
NW
25
NNW
25
NNW
20
N
15
NNE
15
ENE
15
ESE
5
NNE
10
NE
10
WSW
20
WNW
30
WNW
30
NW
20
NW
20
NW
25
NW
20
NW
15
NNW
10
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrossoncross-
on		crosscross-
on		offoffcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
7:53PM
0.80
8:28AM
0.85
8:43PM
0.81
9:12AM
0.84
9:30PM
0.80
9:53AM
0.81
10:16PM
0.78
10:34AM
0.77
11:01PM
0.73
11:14AM
0.72
11:47PM
0.69
11:54AM
0.67
12:35AM
0.64
Low Tide
/ height (m)
1:51PM
-0.09
2:09AM
-0.20
2:38PM
-0.12
2:56AM
-0.18
3:23PM
-0.14
3:41AM
-0.15
4:06PM
-0.13
4:24AM
-0.09
4:48PM
-0.11
5:07AM
-0.03
5:30PM
-0.08
5:50AM
0.03
6:14PM
-0.04
Sunday
01
Monday
02
Tuesday
03
Wednesday
04
Thursday
05
Friday
06
Saturday
07
Sunrise7:03--7:03--7:03--7:01--7:01--7:01--7:01--
Sunset-6:02--6:04--6:05--6:06--6:06--6:07--6:07-
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
---------------------
Temp. °C6108111313171818192020201916151815182219
Feels °C (?)-3214681314151818201515119119141818
  • Map Icons:
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  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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View detailed surf forecast for 21st Street (Miami) at:
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Information about the 21st Street (Miami) Surf forecast

The above surf forecast table for 21st Street (Miami) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at 21st Street (Miami) can be found by selecting the local surf guide option on the grey menu. Our 21st Street (Miami) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (21st Street (Miami)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for 21st Street (Miami) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

21st Street (Miami) is 1 km (1 miles) from the city of Miami Beach. If you plan a vacation in South Florida, look for hotels and other accommodation in Miami Beach. Miami Beach has rooms for a wide range of budgets as well as car hire and transport links.

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