Surf Forecast Surf Report
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Shacks surf Forecast / HAW – Big Island / USA

48hr Weather and Surf, issued 1 pm Thursday 18 Apr 2024 HST
Forecast update in  hr  min  s Update imminent 
Shacks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shacks sea temperature is 23.9°C (Statistics for 18 Apr 1981-2005 - mean: 24.4 °C max: 25.1 °C min: 23.2 °C)
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>
Shacks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shacks sea temperature is 23.9°C (Statistics for 18 Apr 1981-2005 - mean: 24.4 °C max: 25.1 °C min: 23.2 °C)

How big are the waves at Shacks today?

The current surf forecast for Shacks at 5PM is: 0.6m 12s primary swell from a South direction and 0.7m 8s secondary swell from a East direction, 0.4m 3s secondary swell from a Northeast direction (forecast issued at 01:00pm April 18). An open ocean swell of 1.2m 11s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (18 Apr)2ft (0.6m)13s
Afternoon (18 Apr)2ft (0.6m)13s
Evening (18 Apr)2ft (0.6m)12s

Table - waves today at Shacks. (Swell directed towards the surf break)

Hourly12 Days
Big Island Surf
Print Surf Table
Updates in  hr  min  s Update imminent 
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2
2
0
0
0
0
1
0
0
2
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
S
0.6
S
0.6
S
0.6
S
0.8
E
0.5
S
0.5
S
0.5
S
0.5
ESE
0.5
ESE
0.9
ESE
0.9
ESE
0.9
ESE
0.8
ESE
1.1
ENE
1
ESE
1.2
E
1.1
E
1.1
E
1.2
E
1.2
E
1
ESE
1
ESE
1
ESE
1.1
ESE
1.1
ESE
1.1
ESE
1.1
ESE
1.2
ESE
1.2
ESE
1.2
ESE
1.2
ESE
1.2
ESE
1.1
ESE
1.2
ESE
1.2
ESE
1.3
ESE
1.2
ESE
1.3
ESE
1.3
ESE
1.3
ESE
1.4
ESE
1.4
ESE
1.5
ESE
1.5
ESE
1.9
E
1.9
E
1.6
ESE
1.6
ESE
1.6
ESE
1.6
ESE
1.7
ESE
2.2
E
2.3
E
2.4
E
2.3
E
2.3
E
2.2
E
2.2
E
2.1
E
Period(s) (?)1313121281212129988886888888888888888888888888888888888888888888888
Wave
Graph
(?)Metric surfscale
Energy (?)1211171121067473727246461091121159290137186161165187196151151151160160160169185192192168188131183183217174220220207257251277277420420306314322336385594681778733733671671612
Wind
(km/h)
15
NE
20
NNE
20
NNE
25
NNE
20
NNE
20
NNE
15
NNE
20
NE
20
NE
20
NE
20
NE
20
NE
25
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
NE
20
NNE
15
NE
15
NNE
15
N
15
N
15
N
15
NNE
15
NE
20
NNE
15
NNE
15
NNE
15
NNE
20
NNE
15
N
25
NE
30
NE
25
NE
25
NE
25
NE
25
NE
25
NE
25
NE
20
NE
20
NE
20
NE
25
NE
25
ENE
20
ENE
15
NE
20
NE
25
ENE
25
ENE
25
ENE
30
ENE
25
ENE
25
ENE
25
ENE
25
ENE
25
ENE
25
E
25
ENE
20
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscrosscrosscrosscrosscross-
on		crosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscross-
off		cross-
off		cross-
off		crosscrosscrosscrosscrosscrosscrosscross-
off		crosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscrosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on
High Tide
/ height (m)
1:02PM
0.59
12:50AM
0.80
1:31PM
0.68
1:19AM
0.80
2:00PM
0.77
1:46AM
0.78
2:28PM
0.85
2:12AM
0.75
2:57PM
0.91
2:37AM
0.71
3:26PM
0.95
3:02AM
0.66
3:58PM
0.98
3:27AM
0.62
4:32PM
0.98
Low Tide
/ height (m)
6:27PM
0.30
7:26AM
0.20
7:13PM
0.28
7:44AM
0.16
7:53PM
0.26
8:02AM
0.13
8:31PM
0.25
8:22AM
0.10
9:08PM
0.25
8:43AM
0.08
9:46PM
0.26
9:05AM
0.06
10:24PM
0.28
9:29AM
0.06
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Sunrise-------5:58-------5:56-------5:56-------5:56-------5:54-------5:54-------5:54----
Sunset--6:37-------6:37-------6:37-------6:38-------6:38-------6:38-------6:39-------6:39-
clearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudpart cloudpart cloudclearclearclearclearclearclearpart cloudpart cloudclearclearpart cloudcloudcloudcloudpart cloudrain showerspart cloudrain showersclearrain showersrain showersrain showersrain showerspart cloudclearclearclearclearrain showersrain showersclearclearrain showersrain showersrain showersrain showersrain showersrain showersrain showersclearrain showersclearpart cloudclear
Rain (mm)
-------------------------------1-1-1111-----11--1211111-1---
Temp. °C232323232222222223232322222222222323232322222222232424242323232324232323222222222323232222222222232222222222222222232322
Feels °C (?)222121212021222123222222212121212222222322222222232323232322222323202121202020192121212020202121212020191920202020202020

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 Shacks 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 Shacks at:
surf-forecast.com

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