Backdoor surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 pm Tuesday 01 Jul 2025 HST
Forecast update in hr  min  s Forecast update imminent
Backdoor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Backdoor sea temperature is
26.0° C
(Which is normal for this time of year)


How big are the waves at Backdoor today?

The current surf forecast for Backdoor at 5PM is: 0.3m 8s primary swell from a Northwest direction (forecast issued at 01:00pm July 01). An open ocean swell of 0.2m 13s is not directed at the surf break, a second open ocean swell of 1.0m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (01 Jul)1ft (0.3m)8s
Afternoon (01 Jul)1ft (0.3m)8s
Evening (01 Jul)1ft (0.3m)8s

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

Updates in  hr  min  s Forecast update imminent
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.3
NW
0.3
NW
0.3
NW
0.3
NW
0.3
NW
0.3
NW
0.2
NNW
0.2
NNW
0.2
NNW
0.1
SW
0.1
SW
0.2
NNW
0.2
N
0.2
N
0.3
N
0.4
NNW
0.4
N
0.4
N
0.4
N
0.4
N
0.4
N
0.4
N
0.4
N
0.3
N
0.3
N
0.3
SW
0.3
SW
0.3
SW
0.3
NE
0.3
N
0.2
N
0.3
NNE
0.1
SW
0.1
SW
0.3
SW
0.3
SW
1.9
ENE
2.1
ENE
2
ENE
1.9
ENE
2
ENE
0.3
SW
0.1
SW
0.3
SW
2
E
0.1
W
2.3
ENE
0.1
SW
0.1
SW
0.1
SW
0.1
NW
0.1
SW
0.1
SW
0.1
SW
0.1
SW
0.1
SW
0.1
SW
0.1
SW
0.1
SW
0.1
N
Period(s) (?)8888888881717888888877777771314141077712121817777771611167882121211019191414141414148
Wave
Graph
(?)Metric surfscale
Energy (?)1111111110106171717186772230272017171616151283651382384106652470000040540010182121417178888891
Wind
(km/h)
20
E
20
E
20
ENE
20
ENE
20
E
15
E
15
E
20
E
20
E
20
ENE
20
ENE
20
E
20
E
20
E
20
E
25
E
25
E
20
E
20
E
20
E
25
E
20
E
25
E
25
E
30
E
30
E
30
E
25
E
25
E
30
E
30
E
25
ENE
30
E
35
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
35
E
30
E
35
E
35
E
35
ENE
35
ENE
35
ENE
30
ENE
35
ENE
30
E
35
ENE
35
ENE
30
ENE
35
ENE
30
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
8:14AM
0.37
6:45PM
0.57
11:07AM
0.44
6:49PM
0.52
12:00PM
0.52
12:31PM
0.59
1:00PM
0.65
1:30PM
0.70
2:02PM
0.74
2:34PM
0.77
Low Tide
/ height (m)
11:19AM
0.35
2:43AM
0.22
12:25PM
0.44
3:11AM
0.19
3:43AM
0.17
4:19AM
0.14
4:58AM
0.11
5:38AM
0.08
6:19AM
0.05
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sunday
06
Monday
07
Tuesday
08
Sunrise-------5:52-------5:52-------5:54-------5:54-------5:54-------5:54-------5:54----
Sunset--7:19-------7:19-------7:19-------7:19-------7:19-------7:19-------7:19-------7:17-
clearclearclearclearclearpart cloudpart cloudrain showersclearclearclearclearclearclearpart cloudpart cloudclearpart cloudclearpart cloudclearclearpart cloudpart cloudpart cloudclearclearpart cloudpart cloudpart cloudrain showerspart cloudpart cloudclearclearclearclearclearclearpart cloudclearclearclearclearclearclearclearclearpart cloudclearclearclearpart cloudclearclearclearclearclearclearclear
Rain (mm)
-------1----------------------1-----------------------------
Temp. °C262626252424242425262525242424252626262524242424252525242424242425252524242424242526252424242424252525242424242425262524
Feels °C (?)252425242424252324252425232423242425252523242322232223222222222323222322212121222222222222212120212122212121212122232322
  • 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>

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