Station 51201 - Waimea Bay, HI (106)
December 15, 2025 1:26 pm HASTLocation: 21.671N 158.118W
Significant Wave Height: 9.2 ft
Dominant Wave Period: 14 sec
Average Period: 10.4 sec
Mean Wave Direction: N (356°)
Water Temperature: 78.8°F (26.0°C)
This Afternoon - 82°F
Dec 15, 2025
7 mph S
Occasional Showers And Thunderstorms
Occasional showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a high near 82. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight - 75°F
Dec 15, 2025
7 mph S
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 75. South wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Tuesday - 85°F
Dec 16, 2025
5 to 12 mph S
Scattered Rain Showers
Scattered rain showers. Mostly sunny, with a high near 85. South wind 5 to 12 mph. Chance of precipitation is 30%.
Tuesday Night - 75°F
Dec 16, 2025
7 to 10 mph SSW
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 75. South southwest wind 7 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Wednesday - 82°F
Dec 17, 2025
8 to 13 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 82. South southwest wind 8 to 13 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Wednesday Night - 73°F
Dec 17, 2025
5 to 8 mph SSW
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 73. South southwest wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Thursday - 82°F
Dec 18, 2025
3 to 7 mph SSW
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 82. South southwest wind 3 to 7 mph. Chance of precipitation is 60%.
Thursday Night - 72°F
Dec 18, 2025
3 mph S
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 72. South wind around 3 mph. Chance of precipitation is 50%.
Friday - 82°F
Dec 19, 2025
1 to 5 mph ESE
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a high near 82. East southeast wind 1 to 5 mph. Chance of precipitation is 50%.
Friday Night - 73°F
Dec 19, 2025
6 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 73. East wind around 6 mph. Chance of precipitation is 40%.
Saturday - 81°F
Dec 20, 2025
6 to 9 mph E
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 81. East wind 6 to 9 mph. Chance of precipitation is 40%.
Saturday Night - 74°F
Dec 20, 2025
9 to 13 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 74. East wind 9 to 13 mph. Chance of precipitation is 40%.
Sunday - 81°F
Dec 21, 2025
15 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a high near 81. East wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Sunday Night - 74°F
Dec 21, 2025
15 to 20 mph ENE
Scattered Rain Showers
Scattered rain showers. Cloudy, with a low around 74. East northeast wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.