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Kalāheo, HI Marine Weather Forecast

Station NWWH1 - 1611400 - Nawiliwili, HI

December 20, 2025 2:00 pm HAST
Location: 21.954N 159.353W
Wind Direction: E (90°)
Wind Speed: 7.0 knots
Wind Gust: 8.9 knots
Atmospheric Pressure: 29.93 in (1013.4 mb)
Pressure Tendency: -0.07 in (-2.3 mb)
Air Temperature: 75.6°F (24.2°C)
Water Temperature: 78.3°F (25.7°C)


This Afternoon - 79°F
Dec 20, 2025
7 mph E
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Partly sunny, with a high near 79. East wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Tonight - 72°F
Dec 20, 2025
7 to 12 mph ENE
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 72. East northeast wind 7 to 12 mph. Chance of precipitation is 30%.
Sunday - 77°F
Dec 21, 2025
14 mph ENE
Isolated Rain Showers
Isolated rain showers. Mostly cloudy, with a high near 77. East northeast wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Sunday Night - 71°F
Dec 21, 2025
15 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 71. East wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Monday - 77°F
Dec 22, 2025
17 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a high near 77. East northeast wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Monday Night - 71°F
Dec 22, 2025
17 mph ENE
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 71. East northeast wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Tuesday - 76°F
Dec 23, 2025
18 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a high near 76. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tuesday Night - 70°F
Dec 23, 2025
16 mph E
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 70. East wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Wednesday - 77°F
Dec 24, 2025
14 mph E
Isolated Rain Showers then Partly Sunny
Isolated rain showers before noon. Partly sunny, with a high near 77. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Wednesday Night - 70°F
Dec 24, 2025
14 mph E
Mostly Cloudy then Isolated Rain Showers
Isolated rain showers after midnight. Mostly cloudy, with a low around 70. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Christmas Day - 77°F
Dec 25, 2025
10 mph E
Partly Sunny
Partly sunny, with a high near 77. East wind around 10 mph.
Thursday Night - 70°F
Dec 25, 2025
8 mph ESE
Isolated Rain Showers
Isolated rain showers. Mostly cloudy, with a low around 70. East southeast wind around 8 mph. Chance of precipitation is 20%.
Friday - 78°F
Dec 26, 2025
8 mph SE
Partly Sunny
Partly sunny, with a high near 78. Southeast wind around 8 mph.
Friday Night - 69°F
Dec 26, 2025
5 mph E
Partly Cloudy
Partly cloudy, with a low around 69. East wind around 5 mph.

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