17th Street Boardwalk Surf Break

Lat Long: 31.99° N 80.85° W

17th Street Boardwalk 48 hour detailed Surf Forecast

Issued: 1 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's 17th Street Boardwalk sea temperature is
29.0°C
2.2° 

17th Street Boardwalk surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at 17th Street Boardwalk today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 1.5ft (0.4m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 1.5ft (0.4m), 8s period with SE swell.
  • Evening surf: Evening surf (21 Sep, local time) - 1.5ft (0.4m), 8s period with SE swell.

The current surf forecast for 17th Street Boardwalk at 10AM is: 0.4m 8s primary swell from a Southeast direction and 0.3m 8s secondary swell from a East direction (forecast issued at 01:00am September 21). The wind direction is predicted to be onshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Sep)1.5ft (0.4m)8s
Afternoon (21 Sep)1.5ft (0.4m)8s
Evening (21 Sep)1.5ft (0.4m)8s

Table - waves today at 17th Street Boardwalk. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 12mm), heaviest on Wed afternoon. Warm (max 28°C on Mon afternoon, min 20°C on Wed night). Wind will be generally light.

Monday
21
Tuesday
22
Wednesday
23
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)
0.4
SE
9
0.4
SE
9
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.3
SE
8
0.3
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.3
ESE
8
0.4
SE
8
0.3
ESE
8
0.3
ESE
8
0.3
ESE
7
0.3
ESE
6
0.3
ESE
7
0.3
ESE
7
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.7
NE
4
Wave Graph
Metric surfscale
Energy kJ
19
19
18
18
17
16
17
10
13
7
6
6
13
17
12
13
10
8
9
9
6
6
6
14
Wind (km/h)
10
SSE
5
SE
5
ENE
10
E
15
ESE
15
SE
15
ESE
15
SE
5
SE
5
WSW
10
N
15
NE
15
E
15
ESE
10
ESE
10
SE
10
S
10
NNW
15
NNE
15
NE
20
ENE
20
NE
20
NE
25
NE
Wind State
cross-on
cross-on
glassy
on
on
cross-on
cross-on
cross-on
cross-on
glassy
cross-off
cross-on
on
cross-on
cross-on
cross-on
cross
cross-off
cross
cross-on
on
cross-on
cross-on
cross-on
High Tide
4:10AM1.91m
4:48PM2.17m
5:04AM1.98m
5:39PM2.22m
5:54AM2.08m
6:26PM2.28m
Low Tide
10:33AM0.53m
11:27PM0.56m
11:29AM0.47m
00:14AM0.46m
12:21PM0.38m
part cloud
clear
part cloud
part cloud
clear
cloud
part cloud
part cloud
part cloud
clear
thunderstorm
clear
clear
clear
clear
clear
clear
thunderstorm
part cloud
thunderstorm
clear
thunderstorm
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
7:11
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:21
7:20
7:19
 mm
1
3
1
4
3
Temp °C
26
26
26
27
28
27
27
27
27
26
25
27
28
27
27
27
26
26
25
26
26
26
26
24
Feels °C
29
30
30
30
29
28
29
29
31
31
29
30
30
29
30
30
29
29
28
28
27
27
26
23
  • 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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