Big Island Surf Forecast
Free surf forecast for Big Island, United States — 5 surf spots. Wave height, swell, wind, tide and live buoy conditions with a 16-day outlook, no subscription, updated daily on SwellByte.
Best spot in Big Island by day
Top-rated of 5 spots each dayThuJul 30Top pickHonoli'i★★★★★4.1ftFriJul 31Honoli'i★★★★★8.0ftSatAug 1Honoli'i★★★★★8.2ftSunAug 2Honoli'i★★★★★5.7ftMonAug 3Honoli'i★★★★★5.1ftTueAug 4Honoli'i★★★★★6.5ftWedAug 5Honoli'i★★★★★5.5ftThuAug 6Hapuna Beach★★★★★3.2ftbest 9pmFriAug 7Hapuna Beach★★★★★3.3ftSatAug 8Hapuna Beach★★★★★3.7ftSunAug 9Honoli'i★★★★★5.4ftMonAug 10Banyans★★★★★2.7ftTueAug 11Honoli'i★★★★★4.1ftWedAug 12Honoli'i★★★★★3.5ftThuAug 13Honoli'i★★★★★3.4ftFriAug 14Honoli'i★★★★★3.5ft
Surf spots in Big Island
Monthly conditions in Big Island
How often each surf size shows up by month, 2020–2024, measured near Pine Trees (Kohanaiki). Bars fill from the bottom by the share of days reaching each surf size; white at the top is smaller days. The percentage is the chance of a surfable day.
2–4ft4–6ft6–8ft8–12ft12ft+
Jan
97%
Feb
89%
Mar
76%
Apr
84%
May
77%
Jun
64%
Jul
53%
Aug
51%
Sep
59%
Oct
82%
Nov
72%
Dec
89%
Swell period
14s
14s
13s
14s
17s
15s
15s
14s
14s
14s
14s
13s
Water temp
78°F
78°F
77°F
78°F
79°F
80°F
80°F
81°F
81°F
81°F
80°F
79°F