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Surf Forecasts:

Waiaha Rivermouth / Honls surf break

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

information circle48hr Weather and Surf, issued 7 am Friday 13 Mar 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
25.4° C
 (Which is slightly warmer than usual)

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

The current surf forecast for Waiaha Rivermouth / Honls at 12PM is: 0.8m 10s primary swell from a West-northwest direction and 0.4m 16s secondary swell from a Southwest direction, 1.3m 5s secondary swell from a South direction (forecast issued at 07:00am March 13). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (13 Mar)2.5ft (0.8m)10s
Afternoon (13 Mar)2.5ft (0.8m)10s
Evening (13 Mar)2.5ft (0.7m)10s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Friday
13
Saturday
14
Sunday
15
Mon
16
5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.9
WNW
0.9
WNW
0.8
WNW
0.8
WNW
0.7
WNW
0.7
WNW
0.7
WNW
1.5
S
1.7
S
1.8
S
1.6
S
1.1
WSW
1.6
W
1.6
W
1.3
WSW
1.3
WSW
1.4
WNW
1.8
W
1.8
W
2
W
2
W
2
W
2
W
2
W
Period(s) (?)101010101010106666888881010101010101111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)180167133131102104104133178232190151351343186181341682696840834850917941
Wind
(km/h)
15
S
15
S
35
S
35
S
30
SSE
35
SSE
40
S
40
SSE
45
S
40
S
40
SSE
35
SSE
35
SSE
30
SSE
35
SSE
35
SSE
35
SSE
35
SSE
30
SSE
30
SSE
25
SSE
20
SE
20
SSE
20
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscrosscross-
on		cross-
on
High Tide
/ height (m)
12:30PM
0.20
12:59AM
0.60
1:15PM
0.25
1:37AM
0.61
1:54PM
0.30
Low Tide
/ height (m)
7:48AM
0.08
5:37PM
0.05
8:12AM
0.06
6:34PM
0.03
8:35AM
0.03
7:25PM
0.02
Friday
13
Saturday
14
Sunday
15
Mon
16
Sunrise-6:33-------6:33-------6:31------
Sunset----6:31-------6:32-------6:32---
light rain
light rain
light rain
mod rain
heavy rain
light rain
light rain
light rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
light rain
rain showers
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
Rain (mm)
33591141426433212333111--
Temp. °C242424232324252324242424242525252424242425252625
Feels °C (?)252521202121201919202121222322222122222224252625
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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View detailed surf forecast for Waiaha Rivermouth / Honls at:
surf-forecast.com

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