Halape surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Saturday 18 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Halape surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Halape sea temperature is
25.1° C
(Which is slightly warmer than usual)

How big are the waves at Halape today?

The current surf forecast for Halape at 11AM is: 1.3m 8s primary swell from a East direction and 0.5m 12s secondary swell from a South direction, 0.5m 9s secondary swell from a Southeast direction (forecast issued at 07:00am April 18). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (18 Apr)4.5ft (1.3m)8s
Afternoon (18 Apr)4.5ft (1.3m)8s
Evening (18 Apr)3.5ft (1.0m)8s

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


Updates in  hr  min  s Forecast update imminent
Saturday
18
Sunday
19
Monday
20
Tue
21
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.3
E
1.3
E
1.3
E
1.3
E
1.2
E
1
E
1.1
E
1.2
E
1
E
1
E
1
E
1.1
E
1.2
E
1
ESE
1
ESE
1.4
E
1.3
E
1.1
ESE
1.1
ESE
1.1
ESE
1.1
ESE
1.1
ESE
1.1
ESE
1
ESE
Period(s) (?)888888777777787788888888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)19119119118615911513114710397100131155117114212187143143143143143147127
Wind
(km/h)
20
NE
20
NE
20
E
25
ENE
20
ENE
20
ENE
15
NE
10
NE
10
NE
15
NE
25
E
25
ESE
25
E
20
ENE
20
ENE
15
ENE
5
ENE
10
E
15
ESE
15
ESE
15
E
15
E
15
E
10
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
on
cross-
on
crosscrosscrosscrosscrosscrosscross-
on
cross-
on
cross-
on
cross-
on
crosscrosscrosscross-
on
oncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
3:39AM
0.67
4:38PM
1.07
4:16AM
0.60
5:24PM
1.05
4:55AM
0.53
6:16PM
1.00
Low Tide
/ height (m)
9:41AM
-0.03
11:12PM
0.21
10:15AM
-0.01
12:09AM
0.26
10:53AM
0.03
1:19AM
0.30
Saturday
18
Sunday
19
Monday
20
Tue
21
Sunrise-6:01-------6:00-------6:00------
Sunset----6:38-------6:38-------6:39---
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
thunderstorm
thunderstorm
part cloud
cloud
cloud
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
Rain (mm)
------------11-----1111-
Temp. °C252526272725242424252726252424242425252524242423
Feels °C (?)252425252624242424252625252424252626262726262626
  • 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

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 Halape 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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