Station 51201 - Waimea Bay, HI (106)
August 17, 2026 6:26 pm HASTLocation: 21.671N 158.118W
Significant Wave Height: 3.6 ft
Dominant Wave Period: 8 sec
Average Period: 4.9 sec
Mean Wave Direction: NE (41°)
Water Temperature: 80.8°F (27.1°C)
Tonight - 75°F
Aug 18, 2026
14 mph E
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 75. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Tuesday - 84°F
Aug 18, 2026
15 mph E
Mostly Sunny then Isolated Rain Showers
Isolated rain showers after noon. Mostly sunny, with a high near 84. East wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday Night - 75°F
Aug 19, 2026
13 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 75. East wind around 13 mph. Chance of precipitation is 30%.
Wednesday - 84°F
Aug 19, 2026
12 mph E
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 84. East wind around 12 mph. Chance of precipitation is 30%.
Wednesday Night - 75°F
Aug 20, 2026
10 mph ENE
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 75. East northeast wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Thursday - 85°F
Aug 20, 2026
9 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a high near 85. East northeast wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Thursday Night - 75°F
Aug 21, 2026
8 mph E
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 75. East wind around 8 mph. Chance of precipitation is 60%.
Friday - 86°F
Aug 21, 2026
9 mph ESE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 86. East southeast wind around 9 mph. Chance of precipitation is 60%.
Friday Night - 77°F
Aug 22, 2026
9 to 13 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 77. East wind 9 to 13 mph. Chance of precipitation is 50%.
Saturday - 86°F
Aug 22, 2026
15 mph E
Rain Showers Likely
Rain showers likely. Partly sunny, with a high near 86. East wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Saturday Night - 77°F
Aug 23, 2026
16 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 77. East wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday - 86°F
Aug 23, 2026
16 mph ENE
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 86. East northeast wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Sunday Night - 77°F
Aug 24, 2026
15 mph ENE
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 77. East northeast wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday - 85°F
Aug 24, 2026
15 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly sunny, with a high near 85. East northeast wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.