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Surf Forecasts:

Old Kona Airport State Park surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Sunday 18 Jan 2026 HST
Forecast update in hr  min  s Forecast update imminent
Old Kona Airport State Park surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Old Kona Airport State Park sea temperature is
25.8° C
 (Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Old Kona Airport State Park today?

The current surf forecast for Old Kona Airport State Park at 5PM is: 0.9m 17s primary swell from a Northwest direction and 0.7m 7s secondary swell from a North-northeast direction (forecast issued at 01:00pm January 18). The wind direction is predicted to be glassy and the swell rating is 2.

Time (HST) & DateWave HeightWave Period
Morning (18 Jan)2ft (0.6m)13s
Afternoon (18 Jan)2ft (0.6m)18s
Evening (18 Jan)3.5ft (1.1m)16s

Table - waves today at Old Kona Airport State Park. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
Rating
(10 max)
0
0
2
1
2
2
2
2
1
0
0
1
1
0
0
0
0
0
0
2
2
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.4
NW
0.6
NW
0.9
NW
1
NW
1.1
NW
1.1
NW
1.1
NW
1.1
NW
0.9
NW
0.9
NW
0.8
NW
0.8
NW
0.8
NW
0.6
NW
0.6
NW
0.6
NW
0.5
NW
0.6
NW
0.9
NW
0.9
NW
1
NW
1
NW
1
NW
0.9
WNW
Period(s) (?)201817161616141414141413131313121716161514141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)109260505504627619466459346341218208205138130122145208367318412407390309
Wind
(km/h)
10
W
10
W
5
SW
5
SSW
5
NNW
10
N
0
N
0
SSE
10
WSW
10
WNW
10
NW
5
W
5
S
5
SSW
5
NW
5
N
20
NNW
15
NW
15
NW
5
NNE
10
NE
0
SE
5
ESE
5
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononglasscrossglasscrossglassglasscross-
on		oncross-
on		glassglasscross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		cross-
off		cross-
off		glassglasscross-
off
High Tide
/ height (m)
3:41PM
0.22
4:21AM
0.72
4:22PM
0.24
4:51AM
0.69
5:06PM
0.27
5:22AM
0.65
Low Tide
/ height (m)
11:06AM
0.05
9:01PM
-0.03
11:33AM
0.04
9:39PM
-0.01
11:59AM
0.02
10:21PM
0.02
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Sunrise-------7:01-------7:01-------7:01
Sunset--6:07-------6:07-------6:08-----
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
Rain (mm)
------------------------
Temp. °C232323232222222123242323222222222424232322222222
Feels °C (?)222224242322242223242325232323232223222422242322
  • 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

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View detailed surf forecast for Old Kona Airport State Park at:
surf-forecast.com

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