Station 51201 - Waimea Bay, HI (106)
December 16, 2025 1:26 am HASTLocation: 21.671N 158.118W
Significant Wave Height: 6.6 ft
Dominant Wave Period: 13 sec
Average Period: 10.2 sec
Mean Wave Direction: NNW (347°)
Water Temperature: 78.4°F (25.8°C)
Overnight - 70°F
Dec 16, 2025
9 mph SSE
Isolated Rain Showers
Isolated rain showers. Mostly cloudy, with a low around 70. South southeast wind around 9 mph. Chance of precipitation is 20%.
Tuesday - 82°F
Dec 16, 2025
8 to 14 mph S
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 82. South wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Tuesday Night - 69°F
Dec 16, 2025
9 to 14 mph S
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 69. South wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Wednesday - 80°F
Dec 17, 2025
10 to 15 mph SSW
Showers And Thunderstorms Likely
Scattered rain showers before noon, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 80. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Wednesday Night - 68°F
Dec 17, 2025
10 mph SSW
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 68. South southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Thursday - 80°F
Dec 18, 2025
6 to 9 mph SSW
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 80. South southwest wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Thursday Night - 67°F
Dec 18, 2025
1 to 6 mph S
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 67. South wind 1 to 6 mph. Chance of precipitation is 40%.
Friday - 80°F
Dec 19, 2025
1 to 5 mph ESE
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 80. East southeast wind 1 to 5 mph. Chance of precipitation is 40%.
Friday Night - 67°F
Dec 19, 2025
7 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 67. East northeast wind around 7 mph. Chance of precipitation is 30%.
Saturday - 81°F
Dec 20, 2025
6 to 9 mph ENE
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 81. East northeast wind 6 to 9 mph. Chance of precipitation is 30%.
Saturday Night - 68°F
Dec 20, 2025
10 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 68. East northeast wind around 10 mph. Chance of precipitation is 30%.
Sunday - 80°F
Dec 21, 2025
13 mph E
Isolated Rain Showers
Isolated rain showers. Mostly cloudy, with a high near 80. East wind around 13 mph. Chance of precipitation is 20%.
Sunday Night - 68°F
Dec 21, 2025
13 to 17 mph ENE
Mostly Cloudy then Scattered Rain Showers
Scattered rain showers after midnight. Mostly cloudy, with a low around 68. East northeast wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Monday - 79°F
Dec 22, 2025
18 mph ENE
Isolated Rain Showers
Isolated rain showers. Mostly cloudy, with a high near 79. East northeast wind around 18 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.