Graters surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 pm Friday 20 Feb 2026 HST
Forecast update in hr  min  s Forecast update imminent
Graters surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Graters sea temperature is
24.3° C
(Which is normal for this time of year)


How big are the waves at Graters today?

The current surf forecast for Graters at 5PM is: 0.7m 12s primary swell from a North-northeast direction and 0.4m 11s secondary swell from a Northwest direction (forecast issued at 01:00pm February 20). An open ocean swell of 3.0m 9s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (HST) & DateWave HeightWave Period
Morning (20 Feb)1.5ft (0.4m)14s
Afternoon (20 Feb)2ft (0.6m)13s
Evening (20 Feb)2.5ft (0.7m)12s

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

Updates in  hr  min  s Forecast update imminent
Friday
20
Saturday
21
Sunday
22
Monday
23
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
0
0
0
1
1
0
1
1
1
0
2
1
2
2
1
1
0
1
1
1
1
2
3
Swell
Height Map
Wave Height (m) & direction (?)
0.4
NNE
0.6
NNE
0.7
NNE
0.6
NNE
0.7
NNE
0.4
NNE
0.5
NNE
0.4
NW
0.7
NNE
0.4
NW
0.5
NW
1.1
NE
0.9
NNE
1.1
NE
1.1
NE
0.9
NNE
0.8
NNE
0.9
NNE
1.2
NNE
1
NNE
0.9
NNE
1
NNE
1.3
NE
0.8
NNE
Period(s) (?)141312121213111411131388888888888818
Wave
Graph
(?)Metric surfscale
Energy kJ (?)7111813898123656971101618415110915116710372103175117101110186408
Wind
(km/h)
35
E
35
E
30
ESE
25
ESE
20
SE
10
SSE
15
ESE
15
ESE
10
ESE
10
E
10
NE
10
ENE
10
E
10
ESE
5
ESE
5
ESE
5
ENE
10
NNE
15
NE
15
ENE
15
E
10
E
10
E
10
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
offcross-
off
offoffcross-
off
offcross-
off
cross-
off
crosscross-
off
cross-
off
cross-
off
glassglassglasscross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
5:03PM
0.55
4:13AM
0.57
6:08PM
0.56
4:12AM
0.52
7:42PM
0.58
3:07AM
0.49
Low Tide
/ height (m)
10:38AM
0.16
10:31PM
0.32
11:03AM
0.13
11:26PM
0.41
11:34AM
0.12
1:31AM
0.49
Friday
20
Saturday
21
Sunday
22
Monday
23
Sunrise-------6:58-------6:58-------6:56
Sunset--6:30-------6:31-------6:31-----
part cloud
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
Rain (mm)
-223351441----11-1211--1
Temp. °C232222222222222223232322222221212323232221212121
Feels °C (?)191819202123212224242423232322222424232121212122
  • 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

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 Graters 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.


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