Surf Forecast Surf Report

Backdoor surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 am Tuesday 29 Apr 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
25.6° C
(Which is 1.0°C warmer than normal for this time of year)


How big are the waves at Backdoor today?

The current surf forecast for Backdoor at 10AM is: 0.8m 11s primary swell from a Northwest direction (forecast issued at 07:00am April 29). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (29 Apr)2.5ft (0.8m)11s
Afternoon (29 Apr)2.5ft (0.8m)11s
Evening (29 Apr)2ft (0.6m)11s

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

Updates in  hr  min  s Forecast update imminent
Tuesday
29
Wednesday
30
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
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
Swell
Height Map
Wave Height (m) & direction (?)
0.8
NW
0.8
NW
0.8
NW
0.8
NW
0.8
NW
0.7
NW
0.6
NW
0.6
NW
0.6
NW
0.6
NW
0.5
NW
0.5
NW
0.6
NNW
0.4
NNW
0.7
NW
0.9
NNW
1
NNW
1.2
NNW
1.2
NNW
1.3
NNW
1.4
NNW
1.4
NNW
1.4
NW
1.4
NW
1.4
NNW
1.3
NNW
1.3
NNW
1.3
NNW
1.3
NNW
1.2
NNW
1.1
NNW
1.1
NNW
1
NNW
0.9
NNW
0.8
NNW
0.8
NNW
0.8
NNW
0.9
NNW
0.8
NNW
0.7
NNW
0.7
NNW
0.8
NNW
0.7
NNW
0.6
NNW
0.8
NNW
0.6
NNW
0.5
NNW
0.5
NW
0.7
NNW
0.4
NW
0.4
NW
0.5
NW
0.5
NW
0.4
NW
0.5
NW
0.5
NW
0.6
NW
0.6
NW
0.6
NNW
0.7
NW
Period(s) (?)111111111111111010101010101918181616161514141313131212121211111111111111111110101010101010101012111413111113131212121312
Wave
Graph
(?)Metric surfscale
Energy (?)147147145140137117908480794747791483304865666836417207857217216896204884804724293353023022562111511491461761189090116106781117555691056463565561797393122114142
Wind
(km/h)
5
SE
0
SW
5
W
5
W
5
NNE
5
ENE
10
E
10
ESE
10
SE
5
ESE
5
E
15
ESE
15
ESE
15
E
15
E
15
E
15
E
20
E
20
E
20
E
25
E
25
E
25
E
25
E
25
E
30
E
30
E
25
E
30
E
30
E
30
E
30
E
30
E
30
E
25
E
25
E
25
E
25
E
30
E
25
E
25
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
25
E
25
E
30
E
30
E
30
E
30
E
30
ENE
30
ENE
30
ENE
30
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offglassglassglassglassglasscross-
off
offoffoffcross-
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)
4:50PM
0.82
1:26AM
0.37
5:46PM
0.79
6:50PM
0.74
8:00PM
0.70
9:07PM
0.67
10:43AM
0.26
10:02PM
0.64
11:50AM
0.35
10:43PM
0.61
12:24PM
0.43
Low Tide
/ height (m)
8:47AM
-0.02
12:59AM
0.37
9:20AM
0.00
9:54AM
0.05
10:30AM
0.11
11:09AM
0.18
6:36AM
0.24
12:42PM
0.26
6:09AM
0.23
3:18PM
0.32
6:09AM
0.21
Tuesday
29
Wednesday
30
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Sunrise-6:01-------6:01-------6:01-------6:00-------5:58-------5:58-------5:58-------5:58--
Sunset----6:57-------6:57-------6:57-------6:58-------6:58-------6:59-------6:59-------
rain showersrain showersclearrain showersrain showersrain showersclearrain showersclearclearclearrain showersrain showersclearclearclearclearclearclearclearclearclearclearclearcloudpart cloudclearclearclearpart cloudpart cloudcloudpart cloudpart cloudpart cloudpart cloudclearpart cloudpart cloudpart cloudpart cloudclearclearclearclearpart cloudpart cloudcloudlight raincloudclearpart cloudpart cloudpart cloudpart cloudpart cloudrain showersrain showerspart cloudpart cloud
Rain (mm)
11-111-1---11-----------------------------------1-------11--
Temp. °C232425252524242423242525252424232324252525242423242424252424242323242425252424232324242524242423232425252424242423242424
Feels °C (?)252627272826262625262726252425242424242424232322232221232222212020222223232322222121212321212220202123232222222221222222
  • 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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