Snow-ForecastSnow-ForecastMountain-ForecastMountain-ForecastTide-ForecastTide-ForecastWeather-ForecastWeather-Forecast
Search by country, region, or break
Search by country, region, or break

Quick Links

Surf Forecasts:

Waiaha Rivermouth / Honls surf break

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

information circle48hr Weather and Surf, issued 7 am Tuesday 17 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
25.2° 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: 0.6m 17s primary swell from a South direction and 1.0m 10s secondary swell from a West direction (forecast issued at 07:00am March 17). The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (17 Mar)4ft (1.2m)10s
Afternoon (17 Mar)2ft (0.6m)17s
Evening (17 Mar)2.5ft (0.8m)16s

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
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
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)
1
1
0
1
2
2
2
1
1
2
1
1
2
2
2
2
2
2
1
1
1
1
1
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
W
1.2
W
1.1
W
0.6
S
0.7
S
0.8
S
0.8
S
0.8
S
0.8
S
0.9
S
0.9
S
0.9
S
0.9
S
0.9
S
0.9
S
0.9
S
0.9
S
0.8
S
0.8
S
0.8
S
0.8
S
0.8
S
0.7
S
0.7
S
Period(s) (?)101010171716161616161615151515141414141414131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)332279231215273339330326322406401381357347343338333264257243232225171168
Wind
(km/h)
10
SSE
10
S
10
SSW
10
WSW
0
WNW
5
NNW
5
SE
10
SSW
5
SSE
5
SSW
5
WNW
15
NW
15
NNW
10
N
5
NNE
0
NNE
0
SE
0
S
10
SW
10
SW
10
SSW
5
S
10
S
10
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		oncross-
on		glasscross-
off		glasscross-
on		cross-
on		cross-
on		cross-
on		crosscross-
off		cross-
off		cross-
off		glassglassglassonononcross-
on		cross-
on		cross-
on
High Tide
/ height (m)
2:44AM
0.59
3:08PM
0.42
3:16AM
0.55
3:47PM
0.48
3:48AM
0.49
4:28PM
0.54
Low Tide
/ height (m)
9:18AM
-0.01
9:00PM
0.01
9:41AM
-0.02
9:50PM
0.02
10:04AM
-0.04
10:42PM
0.05
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
Sunrise-6:30-------6:28-------6:28------
Sunset----6:34-------6:34-------6:34---
rain showers
rain showers
thunderstorm
thunderstorm
thunderstorm
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
cloud
part cloud
part cloud
cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
Rain (mm)
22112--111111-------1111
Temp. °C242526262625252424242526252524242424262625242424
Feels °C (?)262828293028292727272727262726272727282828272626
  • 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

Surf-Forecast Premium Launches 16-day Forecast and New, Improved Modelling
Ben Mondy

Surf-Forecast Premium Launches 16-day Forecast and New, Improved Modelling

Get 16% off your subscription with code 16DAYS—available for 16 days only, until March 25, 2026. Surf-Forecast Premium just got better. All paid subscribers will now see a full 16-day forecast, surf reports and wind and tide data for over 7,000 of the world's best surf spots. Premium members will also have access to a new high-resolution forecast model, which enhances our current forecasts by making them quicker and more accurate. That’s more lead time. More confidence. More chances to score g

Save Up to 20% on SIXT Rental Cars Worldwide – Exclusive Surf-Forecast Deal
travel
Surf Forecast

Save Up to 20% on SIXT Rental Cars Worldwide – Exclusive Surf-Forecast Deal

Surf road trips just got even better. Surf-Forecast users can now save up to 20% on SIXT rental cars worldwide during the promotional period until March 31, 2026. Whether you’re planning a legendary California road trip, chasing waves along Europe’s coasts, or exploring remote surf destinations, this exclusive SIXT offer helps you travel smarter and cheaper. And if you want some inspiration on where to go, check out our article Five Iconic Surf Road Trips. Click and get your SIXT discount

Read more

Read more

Discover more articles and updates in the Greenroom.

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 Waiaha Rivermouth / Honls 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.

View detailed surf forecast for Waiaha Rivermouth / Honls at:
surf-forecast.com

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest