Long Beach Surf Break

Lat Long: 42.63° N 70.62° W

Long Beach 48 hour detailed Surf Forecast

Issued: 7 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Long Beach sea temperature is
20.7° C
1.3° 

Long Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Long Beach today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 1.5ft (0.5m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.5m), 8s period with ESE swell.
  • Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.5m), 8s period with ESE swell.

The current surf forecast for Long Beach at 11AM is: 0.5m 8s primary swell from a East-southeast direction and 0.1m 15s secondary swell from a East direction, 0.6m 3s secondary swell from a Northeast direction (forecast issued at 07:00am August 21). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (21 Aug)1.5ft (0.5m)8s
Afternoon (21 Aug)1.5ft (0.5m)8s
Evening (21 Aug)1.5ft (0.5m)8s

Table - waves today at Long Beach. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 15mm), heaviest on Sat afternoon. Warm (max 22°C on Sun night, min 17°C on Sat afternoon). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
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)
0.6
ESE
8
0.4
ESE
8
0.5
ESE
8
0.5
ESE
8
0.5
ESE
8
0.5
ESE
8
0.5
ESE
8
0.5
ESE
8
0.5
ESE
8
0.5
E
8
0.9
SE
6
1.1
ESE
6
1
ESE
6
0.9
ESE
6
0.9
ESE
6
0.7
ESE
6
0.8
E
6
0.7
E
6
0.7
E
6
0.6
E
6
0.3
ESE
12
1.1
SE
4
1.3
SE
6
Wave Graph
Metric surfscale
Energy kJ
47
28
39
38
38
37
36
36
35
32
47
82
74
48
47
34
39
31
31
29
28
45
104
Wind (km/h)
10
NNE
20
NE
20
NE
20
ENE
15
ENE
15
ESE
15
E
15
NE
25
NE
30
NE
30
NE
30
NNE
25
NNE
20
N
15
NNW
10
NNW
5
NNW
5
N
10
ESE
15
E
10
ESE
5
SSW
10
SW
Wind State
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
off
glassy
cross-off
cross-on
cross-on
cross-on
cross-on
cross
High Tide
6:41AM2.19m
6:53PM2.49m
7:43AM2.15m
7:52PM2.48m
8:41AM2.17m
8:48PM2.53m
Low Tide
12:32PM0.61m
1:28AM0.42m
1:32PM0.64m
2:27AM0.40m
2:29PM0.62m
cloud
light rain
cloud
cloud
cloud
clear
cloud
cloud
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
rain showers
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:35
7:34
7:31
 mm
1
1
2
2
4
2
1
1
1
Temp °C
19
19
20
19
19
19
19
19
19
18
18
17
18
18
17
17
17
18
19
19
20
22
21
Feels °C
19
18
18
16
18
19
19
19
17
15
15
14
16
17
17
17
18
19
20
19
21
25
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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Long Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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