Hapuna surf break

Hapuna surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Friday 18 Jul 2025 HST
Forecast update in hr  min  s Forecast update imminent
Hapuna surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hapuna sea temperature is
26.5° C
(Which is normal for this time of year)


How big are the waves at Hapuna today?

The current surf forecast for Hapuna at 5PM is: 0.3m 15s primary swell from a Southwest direction (forecast issued at 01:00pm July 18). An open ocean swell of 0.9m 9s is not directed at the surf break, a second open ocean swell of 0.3m 11s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (18 Jul)0.5ft (0.1m)15s
Afternoon (18 Jul)0.5ft (0.2m)15s
Evening (18 Jul)1ft (0.3m)16s

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

Updates in  hr  min  s Forecast update imminent
Friday
18
Saturday
19
Sunday
20
Monday
21
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
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
Wave Height (m) & direction (?)
0.1
SW
0.2
SSW
0.3
SW
0.3
SW
0.3
SW
0.3
SW
0.3
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.3
SW
0.3
SW
0.3
SW
0.3
SW
0.3
SW
0.3
SW
Period(s) (?)151515161616161616161515141415141414141413131313
Wave
Graph
(?)Metric surfscale
Energy (?)92436393939406566645854545654565551303130303030
Wind
(km/h)
10
WNW
10
WNW
10
NW
5
NNW
0
NNE
5
ENE
5
NE
0
N
10
WNW
5
WNW
5
NW
5
WNW
5
NW
0
NE
5
E
5
NE
10
W
5
W
5
NW
5
N
5
NE
10
ENE
10
ENE
10
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crossglassglassoffglassglasscross-
on
cross-
on
cross-
on
glassglassglasscross-
off
glasscross-
on
cross-
on
crossglassoffoffoffoff
High Tide
/ height (m)
11:21AM
0.61
9:45PM
0.31
12:24PM
0.69
11:08PM
0.23
1:20PM
0.76
12:38AM
0.20
Low Tide
/ height (m)
6:10PM
0.26
4:29AM
-0.04
7:56PM
0.19
5:21AM
-0.05
9:01PM
0.12
6:18AM
-0.05
Friday
18
Saturday
19
Sunday
20
Monday
21
Sunrise-------5:52-------5:54-------5:54
Sunset--7:05-------7:05-------7:04-----
clearpart cloudrain showersclearclearpart cloudclearclearpart cloudpart cloudpart cloudclearclearclearclearclearpart cloudpart cloudpart cloudpart cloudclearpart cloudpart cloudpart cloud
Rain (mm)
--1---------------------
Temp. °C282727262525242528272726252424262827272525242325
Feels °C (?)302929302927272829293030292826283029292827262426
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for HAW - Big Island

  1. weather stationWind Update Wind reports 5 km away suggest it is still onshore at Hapuna (light winds from the WSW at BUOY-KWHH1). 0.7m 3s local chop from the SW

    Hapuna
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1 h 32 min ago

15 km/h
WSW
Onshore
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