Manini Beach surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Saturday 02 Aug 2025 HST
Forecast update in hr  min  s Forecast update imminent
Manini Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Manini Beach sea temperature is
26.9° C
(Which is slightly warmer than usual)


How big are the waves at Manini Beach today?

The current surf forecast for Manini Beach at 3AM is: 0.9m 14s primary swell from a South-southwest direction and 0.3m 13s secondary swell from a West-northwest direction (forecast issued at 01:00am August 02). The wind direction is predicted to be glassy and the swell rating is 2.

Time (HST) & DateWave HeightWave Period
Morning (02 Aug)3ft (0.9m)14s
Afternoon (02 Aug)2.5ft (0.7m)13s
Evening (02 Aug)2.5ft (0.7m)13s

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

Updates in  hr  min  s Forecast update imminent
Saturday
02
Sunday
03
Monday
04
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.9
SSW
0.9
SSW
0.9
S
0.9
S
0.8
SSW
0.7
S
0.7
SSW
0.7
S
0.7
S
0.7
SSW
0.7
SSW
0.6
S
0.5
S
0.4
S
0.4
S
0.5
S
0.6
S
0.7
S
0.7
S
0.8
S
1
S
0.8
S
0.8
S
0.8
S
Period(s) (?)141414141413131313131313121818171716161616161515
Wave
Graph
(?)Metric surfscale
Energy (?)395389394371306217225243210221243168182220214355397428387471568451452403
Wind
(km/h)
10
WNW
10
WNW
5
SE
10
S
15
W
10
W
10
WSW
5
SSE
10
WNW
0
NW
5
SE
5
S
10
W
10
WNW
5
SW
5
SSW
15
NNW
15
NNW
0
S
5
SSW
15
WNW
15
WNW
10
W
5
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
onglasscrossonononglasscross-
on
glassglassglassoncross-
on
glassglasscross-
on
cross-
on
glasscross-
on
oncross-
on
onglass
High Tide
/ height (m)
12:22PM
0.48
1:18PM
0.53
10:23PM
0.26
1:59PM
0.58
Low Tide
/ height (m)
3:37AM
0.08
4:46AM
0.07
9:31PM
0.22
5:54AM
0.05
Saturday
02
Sunday
03
Monday
04
Sunrise---6:00-------6:00-------6:00----
Sunset------6:59-------6:59-------6:58-
part cloudpart cloudpart cloudclearclearclearclearpart cloudpart cloudclearpart cloudclearclearclearclearclearclearpart cloudclearclearclearclearrain showersclear
Rain (mm)
----------------------1-
Temp. °C262626262727272626262526272727262626252627272726
Feels °C (?)282930282929302929302829302931302727292928283029
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for HAW - Big Island

  1. weather stationWind Update Continuing clean conditions at Manini Beach (calm at Napo‘opo‘o wx 2 km from Manini Beach). 1.0m 14s groundswell from the S with a 0.9m 3s local chop from the WNW and a 0.6m 13s groundswell from the W as well as a 0.4m 10s swell from the SE. 4 swells combining to make bigger set waves.

    Manini Beach
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1 h 30 min ago

3 km/h
E
Clean
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