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Waikoloa, HI Marine Weather Forecast

Station KWHH1 - 1617433 - Kawaihae, HI

March 20, 2026 8:00 pm HAST
Location: 20.037N 155.829W
Wind Direction: NNE (30°)
Wind Speed: 5.1 knots
Wind Gust: 8.0 knots
Atmospheric Pressure: 29.80 in (1009.3 mb)
Pressure Tendency: +0.04 in (+1.3 mb)
Air Temperature: 78.3°F (25.7°C)
Water Temperature: 78.1°F (25.6°C)


Tonight - 74°F
Mar 21, 2026
5 mph NE
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 74. Northeast wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Saturday - 83°F
Mar 21, 2026
2 to 8 mph W
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 83. West wind 2 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night - 72°F
Mar 22, 2026
2 to 7 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Some of the storms could produce heavy rain. Cloudy, with a low around 72. Southwest wind 2 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.
Sunday - 82°F
Mar 22, 2026
7 mph SW
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night - 71°F
Mar 23, 2026
5 mph SSE
Scattered Rain Showers
Scattered rain showers. Cloudy, with a low around 71. South southeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between 1 and 2 inches possible.
Monday - 80°F
Mar 23, 2026
3 to 7 mph ENE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 80. East northeast wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night - 70°F
Mar 24, 2026
9 mph ENE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 70. East northeast wind around 9 mph. Chance of precipitation is 60%.
Tuesday - 81°F
Mar 24, 2026
10 mph NE
Isolated Rain Showers
Isolated rain showers. Mostly sunny, with a high near 81. Northeast wind around 10 mph. Chance of precipitation is 20%.
Tuesday Night - 70°F
Mar 25, 2026
13 mph ENE
Partly Cloudy
Partly cloudy, with a low around 70. East northeast wind around 13 mph.
Wednesday - 82°F
Mar 25, 2026
9 to 13 mph NE
Mostly Sunny
Mostly sunny, with a high near 82. Northeast wind 9 to 13 mph.
Wednesday Night - 70°F
Mar 26, 2026
9 mph ENE
Partly Cloudy
Partly cloudy, with a low around 70. East northeast wind around 9 mph.
Thursday - 82°F
Mar 26, 2026
7 mph NE
Mostly Sunny
Mostly sunny, with a high near 82. Northeast wind around 7 mph.
Thursday Night - 69°F
Mar 27, 2026
7 mph ENE
Partly Cloudy
Partly cloudy, with a low around 69. East northeast wind around 7 mph.
Friday - 82°F
Mar 27, 2026
5 mph NE
Partly Sunny
Partly sunny, with a high near 82. Northeast wind around 5 mph.

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