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Surf Forecasts:

Waimanalo surf break

Waimanalo surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 am Wednesday 20 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waimanalo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimanalo sea temperature is
25.5° C
 (Which is normal for this time of year)

How big are the waves at Waimanalo today?

The current surf forecast for Waimanalo at 3PM is: 2.3m 8s primary swell from a East-northeast direction and 0.5m 11s secondary swell from a North-northwest direction (forecast issued at 07:00am May 20). An open ocean swell of 0.2m 14s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (20 May)6ft (1.9m)8s
Afternoon (20 May)7.5ft (2.3m)8s
Evening (20 May)8ft (2.5m)8s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast

Mostly dry. Warm (max 24°C on Wed morning, min 23°C on Wed morning). Mainly strong winds.

Wednesday
20
Thursday
21
Friday
22
Sat
23
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
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
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.8
ENE
8
1.9
ENE
8
2
E
8
2.3
ENE
8
2.3
ENE
8
2.4
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
2.5
ENE
9
2.5
ENE
9
2.5
ENE
8
2.4
ENE
9
2.4
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
Wave Graph
Metric surfscale
Energy kJ
437
485
522
636
702
782
827
871
871
850
933
979
1071
1094
1121
1072
953
953
891
847
808
866
887
857
Wind (km/h)
35
ENE
35
ENE
40
ENE
40
ENE
40
ENE
40
ENE
45
ENE
45
ENE
45
ENE
45
ENE
45
ENE
45
ENE
45
ENE
45
ENE
45
ENE
45
ENE
40
ENE
40
ENE
40
ENE
40
NE
45
ENE
40
ENE
40
ENE
40
ENE
Wind State
cross-on
cross-on
cross-on
on
on
on
on
cross-on
on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
7:03PM0.62m
8:01PM0.58m
7:00AM0.16m
8:56PM0.54m
Low Tide
10:37AM-0.08m
11:31AM-0.02m
5:02AM0.14m
12:36PM0.06m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
—
—
—
—
—
—
—
5:50
—
—
—
—
—
—
—
5:50
—
—
—
—
—
—
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
7:04
—
—
—
—
—
—
—
7:04
—
—
—
—
—
—
—
7:04
—
—
7:05
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
23
23
24
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
23
Feels °C
21
20
20
19
18
18
18
18
18
17
17
18
17
17
17
17
17
18
18
18
17
18
18
18
Swell 1
Height (m)
Direction
Period (s)
0.5
NNW
12
0.5
NNW
12
0.5
NNW
10
0.5
NNW
11
0.5
NNW
11
0.4
NNW
11
0.4
NNW
11
0.4
NNW
10
0.4
NW
10
0.3
NNW
10
0.3
NNW
10
0.3
NNW
10
0.2
NNW
10
0.3
SSW
15
0.3
SSW
15
0.3
SSW
15
0.3
SSW
15
0.3
NNW
10
0.4
NW
10
0.4
NW
11
0.4
NW
11
0.4
NW
11
0.4
NW
11
0.4
NW
11
Energy kJ
78
78
62
65
65
45
44
42
25
19
19
19
9
44
42
42
42
20
27
30
30
30
30
30
Swell 2
Height (m)
Direction
Period (s)
0.3
SSW
14
0.3
SSW
15
0.2
SSW
15
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
0.2
S
18
0.2
S
17
0.3
SSW
16
0.3
SSW
16
0.2
S
16
0.3
SSW
16
0.3
SSW
16
0.2
NNW
10
0.2
NNW
10
0.2
NNW
10
0.2
NNW
10
0.2
S
15
0.2
S
14
0.2
S
18
0.2
S
14
0.2
S
13
0.3
S
17
0.3
S
16
Energy kJ
41
42
21
20
19
18
24
22
51
51
20
50
48
9
9
10
10
17
16
25
14
14
50
47
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
9
0.1
SE
9
0.1
S
18
0.1
S
18
0.2
S
18
0.2
S
18
0.2
SSW
13
0.2
SSW
13
0.1
SE
14
0.2
SSE
14
0.2
SSE
13
0.2
SSE
13
0.2
SSE
13
0.2
SSE
13
0.2
SSE
13
0.2
SSE
13
0.2
SSE
12
0.2
SSE
12
0.2
S
18
0.2
S
14
0.2
S
18
0.2
S
18
0.2
S
13
0.2
S
13
Energy kJ
3
3
6
6
24
25
17
17
8
18
17
17
17
16
16
16
15
15
25
15
25
24
14
14
Wind waves
Height (m)
Direction
Period (s)
1.8
ENE
8
1.9
ENE
8
2
E
8
2.3
ENE
8
2.3
ENE
8
2.4
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
2.5
ENE
9
2.5
ENE
9
2.5
ENE
8
2.4
ENE
9
2.4
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
Energy kJ
437
485
522
636
702
782
827
871
871
850
933
979
1071
1094
1121
1072
953
953
891
847
808
866
887
857
Nearest Offshore or Glassy
Ko Olina Resort
HAW - Oahu
Maili Point
HAW - Oahu
Pokai Bay
HAW - Oahu
Klausmeyers
HAW - Oahu
Klausmeyers
HAW - Oahu
Keaau
HAW - Oahu
Keaau
HAW - Oahu
Lahaina Breakwall/Harbour
HAW - Maui
Lahaina Breakwall/Harbour
HAW - Maui
Mala wharf
HAW - Maui
Puamana
HAW - Maui
Mala wharf
HAW - Maui
Harbors
HAW - Maui
Pine Trees
HAW - Big Island
Puamana
HAW - Maui
Mala wharf
HAW - Maui
Sewers (Maili)
HAW - Oahu
Lahilahi Point
HAW - Oahu
Infinities
HAW - Kaua'i
Waimea Rivermouth
HAW - Kaua'i
Infinities
HAW - Kaua'i
The Cove
HAW - Maui
Keaau
HAW - Oahu
Pokai Bay
HAW - Oahu
Rating
(10 max)
1
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
2
1
3
3
3
1
2
1
Distance (km)
44
50
52
56
56
57
57
117
117
116
120
116
118
253
120
116
50
55
212
214
212
146
57
52
Best forecast wave conditions in Oahu
Kaena Point
Yokohama Bay
Kaena Point
Makaha (Outside)
Makaha (Outside)
Ranches
Ranches
Ranches
Ranches
Ranches
Ranches
Rating
(10 max)
2
2
2
2
2
1
1
2
2
2
2
Best forecast wave conditions in United States
Mouse Rock
CAL - San Luis Obispo
Government Point
CAL - Santa Barbara
Infinities
HAW - Kaua'i
Steamer Lane-Middle Peak
CAL - Santa Cruz
Fullers
CAL - Monterey
Mouse Rock
CAL - San Luis Obispo
Mouse Rock
CAL - San Luis Obispo
Ghost Tree
CAL - Monterey
Mouse Rock
CAL - San Luis Obispo
Cojo
CAL - Santa Barbara
Gale Point
CAL - Humboldt
Super Tubes
CAL - Ventura
Magics
HAW - Big Island
Ghost Tree
CAL - Monterey
Gale Point
CAL - Humboldt
Ghost Tree
CAL - Monterey
Boners
CAL - San Luis Obispo
Magics
HAW - Big Island
Gale Point
CAL - Humboldt
Gale Point
CAL - Humboldt
Mad River Beach
CAL - Humboldt
Mouse Rock
CAL - San Luis Obispo
Mouse Rock
CAL - San Luis Obispo
Mouse Rock
CAL - San Luis Obispo
Rating
(10 max)
3
4
3
2
4
3
3
4
3
3
4
1
2
3
4
3
3
2
3
3
3
2
2
2
Header Global
Anglet - Corsaires
France
Trial Harbour
Australia
Hanga Poukura
Chile
Mata Veri
Chile
Mata Veri
Chile
Lambe Lambe
Brazil
Lambe Lambe
Brazil
Tahai
Chile
Tahai
Chile
Pauba
Brazil
Otago Peninsula - Allans Beach
New Zealand
Easter Reef
Australia
Itaúna
Brazil
Trial Harbour
Australia
Trial Harbour
Australia
Trial Harbour
Australia
Trial Harbour
Australia
Currumbin Point
Australia
Dunedin - Bobs Beach
New Zealand
Dunedin - Bobs Beach
New Zealand
Nugget Point
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Rating
(10 max)
4
5
5
5
5
5
5
5
5
5
4
4
5
7
8
7
6
5
5
5
5
6
8
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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