Castles Spot ID
Reliability: fairly consistent
Best: Swell NE | Wind NNE
Sea Temperature Today is: 28.1 °C
Castles in Oahu is an exposed beach and reef break. Summer offers the optimum conditions for surfing. Works best in offshore winds from the north northeast. Tends to receive a mix of groundswells and windswells and the optimum swell angle is from the south southeast. A reef breaks left. Even when there are waves, it's not likley to be crowded. Beware of rocks,etc.
Overall Castles Surf Consistency and Wind Distribution in September
This chart describes the variation of swells directed at Castles through a typical Sept... (show all text)
This image shows how frequently and how strongly the wind blows from different directio... (show all text)
The two graphs above are also combined in the single Castles surf consistency graph.
Surf photos from
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Use this relief map to navigate to HAW - Oahu surf spots and tide stations that are in the area of Castles
Tide stations nearest to Castles:
- Closest tide stationKailua1 mi
- Second closest tide stationMokuoloe, Kaneohe Bay, Oahu Island3 mi
- Third closest tide station'Ahuimanu6 mi
- Fourth closest tide stationWaimanalo, Oahu Island7 mi
- Fifth closest tide stationWaikane, Kaneohe Bay, Oahu Island9 mi
Ski Resorts closest to Castles:
- Closest ski areaMt Ashland (United States)2482 mi
- Second closest ski areaMt Shasta (United States)2487 mi
- Third closest ski areaStover Mountain Ski Area (United States)2502 mi
- Fourth closest ski areaDodge Ridge (United States)2524 mi
- Fifth closest ski areaRoyal Gorge (United States)2524 mi
Town and city forecasts close to Castles:
- Closest city locationKailua (United States)1 mi
- Second closest city locationKane'ohe (United States)4 mi
- Third closest city locationHonolulu (United States)9 mi
- Fourth closest city locationPearl City (United States)15 mi
- Fifth closest city locationMililani Town (United States)17 mi
- The closest passenger airport to Castles is Honolulu International Airport (HNL) in Usa Oahu Isl., 12 km (7 miles) away (directly).
- The second nearest airport to Castles is Kaneohe Bay Mcaf Airport (NGF), also in Usa Oahu Isl., 22 km (14 miles) away.
- Third is Dillingham Airport (HDH) in Usa Oahu Isl., 53 km (33 miles) away.
- Molokai Airport (MKK) in Usa Molokai Isl. is 77 km (48 miles) away.
- Lanai Airport (LNY) in Usa Lanai Isl. is the fifth nearest airport to Castles and is 105 km (65 miles) away.
This is the Surf-Forecast page for Castles, HAW - Oahu. Use the tab navigation above to view Castles sea temperature, Castles photographs, Castles detailed swell predictions, wind and weather forecasts, Castles webcams, current wind from HAW - Oahu live weather stations and Castles tide predictions. The United States swell maps link will open up the big picture showing United States and the surrounding seas. These swell maps can be animated to show the different swell components, wave energy, wave period, wave heights, together with wind and weather forecasts, current weather and sea state observations from United States wave-buoys, passing ships and coastal weather stations. Each of the forecast pages for this surf break feature a global and regional wavefinder tool to locate the best surf conditions in the area around Castles.