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Surf Forecasts

Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 pm Friday 28 Mar 2025 HST
Forecast update in hr  min  s Forecast update imminent
Waimanu Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimanu Bay sea temperature is
25.0° C
 (Which is slightly warmer than usual)

How big are the waves at Waimanu Bay today?

The current surf forecast for Waimanu Bay at 10PM is: 0.9m 11s primary swell from a North direction and 0.7m 7s secondary swell from a East-southeast direction (forecast issued at 07:00pm March 28). The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (28 Mar)--
Afternoon (28 Mar)3.5ft (1.0m)12s
Evening (28 Mar)3ft (0.9m)11s

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

Hourly12 Days
Big Island Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Sat
05
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
2
1
1
1
2
1
0
1
1
0
1
0
1
1
0
0
0
0
0
0
1
1
1
0
0
0
0
1
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
1
1
1
1
1
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.9
N
0.9
N
0.9
N
0.9
N
0.9
N
0.9
N
0.9
N
1.1
N
0.8
NNE
0.8
NNE
1
NNE
0.8
NNE
1
N
0.9
NNE
0.9
NNE
0.8
NNE
0.8
NNE
0.8
NNE
0.7
NNE
0.7
NNE
0.7
NNE
0.7
NNE
0.7
NNE
0.7
N
0.7
N
0.7
N
0.7
N
1.3
ESE
1.3
ESE
1.3
ESE
1.1
ESE
0.6
N
0.7
N
0.9
N
1
N
0.9
N
0.9
N
0.9
N
0.9
N
0.8
N
1.9
E
1.6
E
1.6
ESE
0.7
N
1.2
ESE
1.2
ESE
1.2
ESE
1.3
ESE
1.2
E
1.2
ESE
1.6
ESE
1.4
ESE
0.8
NNW
0.8
NNW
1.2
ESE
0.8
N
0.8
N
1.2
ESE
1.2
ESE
0.9
ESE
Period(s) (?)121111111212121313131312121212111111111111101010109989991212111111111111116651088858888111181010888
Wave
Graph
(?)Metric surfscale
Energy (?)2171961891842132202244342041953451722892362321671611611231231191151029488837921722823319010013219923719219118418416823316313310220217619787186192307264153153176133134192181109
Wind
(km/h)
5
NW
0
SSW
0
SSE
0
NE
5
NE
5
E
10
E
10
E
10
E
10
ESE
10
ESE
15
ESE
10
ESE
10
E
15
E
15
ENE
15
E
15
E
15
E
15
ESE
10
SE
5
ESE
5
NE
5
ENE
15
E
15
ESE
10
ESE
5
ESE
5
S
5
WSW
0
N
5
E
10
E
15
E
15
ESE
20
E
25
E
25
E
25
E
25
E
25
E
20
E
20
E
20
E
20
E
15
ESE
15
E
15
ENE
15
E
15
E
10
E
10
E
5
ESE
0
ESE
5
NNE
5
NNW
5
N
0
ESE
5
NE
10
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglassglassglassglasscross-
on		cross-
on		cross-
on		crosscrosscrosscrosscrosscrosscross-
on		cross-
on		cross-
on		crosscrosscrosscross-
off		glassglasscross-
on		crosscrosscrosscrossglassglassglassglasscrosscrosscrosscrosscrosscrosscross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscrosscross-
on		cross-
on		crosscrosscrosscrosscrossglassglassglassglassglassglasscross
High Tide
/ height (m)
2:42AM
0.81
3:27PM
0.88
3:13AM
0.74
4:13PM
0.92
3:42AM
0.66
5:01PM
0.93
4:11AM
0.58
5:54PM
0.91
4:36AM
0.51
6:56PM
0.86
4:51AM
0.44
8:15PM
0.82
9:45PM
0.79
Low Tide
/ height (m)
8:42PM
0.18
8:58AM
0.07
9:33PM
0.22
9:27AM
0.04
10:26PM
0.28
9:57AM
0.04
11:25PM
0.34
10:30AM
0.06
12:37AM
0.40
11:06AM
0.10
2:29AM
0.43
11:49AM
0.15
12:51PM
0.22
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Sat
05
Sunrise-----6:18-------6:18-------6:16-------6:16-------6:15-------6:13-------6:13------
Sunset6:35-------6:36-------6:36-------6:36-------6:36-------6:37-------6:37-------6:37---
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Rain (mm)
------------------------------------------------------------
Temp. °C252423232323252424232322232324242423232223232524242424232324252524232323222425252423232323232424242423232324252525242323
Feels °C (?)282726272625262626242523242424252423232224252826252526252527282825242322202224242323232322232424252524242527282727272524
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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View detailed surf forecast for Waimanu Bay at:
surf-forecast.com

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