Waiaha Rivermouth / Honls surf break

Waiaha Rivermouth / Honls surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Thursday 15 Jan 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waiaha Rivermouth / Honls surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waiaha Rivermouth / Honls sea temperature is
26.0° C
(Which is 1.3°C warmer than normal for this time of year)


How big are the waves at Waiaha Rivermouth / Honls today?

The current surf forecast for Waiaha Rivermouth / Honls at 7PM is: 1.2m 12s primary swell from a Northwest direction and 0.4m 18s secondary swell from a Northwest direction (forecast issued at 01:00pm January 15). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (15 Jan)2.5ft (0.7m)12s
Afternoon (15 Jan)2ft (0.6m)12s
Evening (15 Jan)4.5ft (1.4m)12s

Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Thursday
15
Friday
16
Saturday
17
Sunday
18
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
0
1
3
3
4
4
4
3
2
2
3
3
2
2
2
2
1
1
1
2
1
1
1
Swell
Height Map
Wave Height (m) & direction (?)
0.7
WNW
0.6
NW
1
WNW
1.4
NW
0.8
NW
1.7
NW
1.7
NW
1.6
NW
1.5
NW
1.4
NW
1.4
NW
1.2
NW
1.1
NW
1.1
NW
0.9
WNW
0.9
WNW
0.9
WNW
0.8
WNW
0.8
WNW
0.7
NW
0.7
NW
0.7
WNW
0.6
WNW
0.6
WNW
Period(s) (?)121212121616161515151414141414141414131313131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)12789289497314144914311118940869763597485424347352316253229178178154114114
Wind
(km/h)
10
W
15
N
20
NNW
15
NNW
15
NNE
15
NNE
10
ENE
5
NE
5
NW
10
WNW
5
NW
5
NNE
5
E
5
E
5
ENE
5
ENE
0
WSW
10
SW
5
WSW
5
N
5
NE
5
SSE
5
SE
0
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
off
cross-
off
cross-
off
offoffoffoffglasscross-
on
crossglassglasscross-
off
cross-
off
offglassononglassglassglassglassglass
High Tide
/ height (m)
1:37PM
0.19
2:45AM
0.70
2:22PM
0.19
3:18AM
0.72
3:02PM
0.20
3:50AM
0.73
Low Tide
/ height (m)
9:40AM
0.10
7:06PM
-0.02
10:10AM
0.07
7:46PM
-0.03
10:39AM
0.06
8:23PM
-0.04
Thursday
15
Friday
16
Saturday
17
Sunday
18
Sunrise-------7:01-------7:01-------7:01
Sunset--6:05-------6:06-------6:06-----
part cloud
light rain
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
Rain (mm)
-1----------------------
Temp. °C242223232222212223232322222121212323222222212121
Feels °C (?)252221222020202123232323232121212423222322212222
  • 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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