Waimanalo Surf Break

Lat Long: 21.35° N 157.70° W

Waimanalo 48 hour detailed Surf Forecast

Issued: 7 am 29 Sep 2026 (local time)

Forecast update in  hr  min

Today's Waimanalo sea temperature is
27.0°C
0.0° 

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


How big are the waves at Waimanalo today (29 Sep):

  • Morning surf: Morning surf (29 Sep, local time) - 5.5ft (1.7m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (29 Sep, local time) - 5ft (1.6m), 8s period with E swell.
  • Evening surf: Evening surf (29 Sep, local time) - 4.5ft (1.4m), 8s period with ENE swell.

The current surf forecast for Waimanalo at 11AM is: 1.6m 8s primary swell from a East-northeast direction and 0.5m 12s secondary swell from a Northwest direction, 0.5m 14s secondary swell from a East direction (forecast issued at 07:00am September 29). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (29 Sep)5.5ft (1.7m)8s
Afternoon (29 Sep)5ft (1.6m)8s
Evening (29 Sep)4.5ft (1.4m)8s

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


Short Range Forecast

Heavy rain (total 23mm), heaviest during Wed afternoon. Warm (max 27°C on Tue afternoon, min 25°C on Tue night). Wind will be generally light.

Tuesday
29
Wednesday
30
Thursday
1
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)
2
2
0
0
2
0
0
1
1
1
0
1
1
1
1
1
1
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)
1.8
ENE
8
1.7
ENE
8
1.6
ENE
8
1.6
E
8
1.6
E
8
1.4
ENE
8
1.3
ENE
8
1.3
ENE
8
1.2
E
8
0.8
E
14
0.7
E
14
0.7
E
14
1.2
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1.2
E
14
1.2
E
8
1.3
E
6
1.2
E
6
1.1
E
7
1.1
E
8
1
E
8
Wave Graph
Metric surfscale
Energy kJ
437
392
350
341
333
257
223
218
177
253
194
183
168
145
146
149
545
172
111
109
131
142
117
Wind (km/h)
10
E
10
E
20
E
20
E
15
ESE
20
SE
15
ESE
20
SSE
15
SSE
15
SE
15
SE
20
SSE
20
SSE
20
SSE
15
ESE
15
ESE
15
ESE
15
E
15
ESE
15
SE
15
ESE
15
E
15
E
Wind State
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
High Tide
4:42AM0.63m
2:59PM0.44m
5:41AM0.62m
3:00PM0.40m
6:58AM0.60m
Low Tide
10:35AM0.26m
9:58PM-0.03m
11:46AM0.31m
10:36PM-0.02m
clear
clear
clear
clear
clear
clear
clear
part cloud
thunderstorm
rain showers
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
rain showers
rain showers
clear
rain showers
rain showers
rain showers
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
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6:20
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—
—
—
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6:20
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—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:20
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—
—
—
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6:19
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6:17
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 mm
—
—
—
—
—
—
—
—
2
1
—
1
3
1
3
3
3
2
—
1
1
2
—
Temp °C
25
26
26
27
27
26
26
26
25
26
26
26
26
26
25
25
25
25
26
26
26
26
26
Feels °C
27
28
26
27
28
27
27
26
26
28
27
27
27
27
26
26
27
26
28
27
27
27
27
  • 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 Waimanalo 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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