Mahai'ula Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 pm Sunday 22 Feb 2026 HST
Forecast update in hr  min  s Forecast update imminent
Mahai'ula Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mahai'ula Bay sea temperature is
25.0° C
(Which is slightly warmer than usual)

How big are the waves at Mahai'ula Bay today?

The current surf forecast for Mahai'ula Bay at 2AM is: 0.4m 4s primary swell from a West direction (forecast issued at 07:00pm February 22). An open ocean swell of 0.6m 8s is not directed at the surf break, a second open ocean swell of 0.4m 12s is not directed at the surf break. The wind direction is predicted to be glassy.


Updates in  hr  min  s Forecast update imminent
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
0
1
1
0
0
0
0
1
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
WNW
0.3
W
0.4
SW
0.4
W
0.4
S
1
NNE
0.3
SW
1.3
NNE
0.8
NNE
1
N
0.4
NW
0.4
NW
0.5
NW
0.5
NW
0.5
NW
0.5
NW
0.5
NW
0.5
NW
0.5
NW
0.4
WNW
0.4
NW
0.4
NW
0.4
NW
0.4
NW
Period(s) (?)12313412813816151616161515151414141413131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)45104002600093661251161071061031021007345444443
Wind
(km/h)
15
WSW
10
SW
5
W
5
NNE
10
NNE
10
NE
15
N
5
N
5
W
5
N
5
N
5
NNE
10
NE
10
NE
10
N
10
N
10
N
10
NNE
10
NE
15
NE
15
NE
15
NE
10
N
10
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
glasscrosscross-
off
crosscross-
on
glassglassglasscrosscross-
off
cross-
off
crosscross-
on
crosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
High Tide
/ height (m)
8:18PM
0.67
6:52AM
0.40
9:39PM
0.68
7:19AM
0.32
11:10PM
0.71
10:17AM
0.26
Low Tide
/ height (m)
3:01AM
0.33
1:34PM
0.10
6:15AM
0.32
2:33PM
0.12
7:54AM
0.25
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Sunrise-----6:48-------6:47-------6:46--
Sunset6:25-------6:27-------6:27-------
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
part cloud
clear
thunderstorm
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
Rain (mm)
321------11-------------
Temp. °C232222222122242424222222222223242322222121212323
Feels °C (?)232324242222232526242424222223242322221919192323
  • 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

Latest Updates

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 Mahai'ula Bay 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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest