Station 51211 - Pearl Harbor Entrance, HI (233)
December 18, 2025 7:00 am HASTLocation: 21.297N 157.959W
Significant Wave Height: 3.9 ft
Dominant Wave Period: 5 sec
Average Period: 5.1 sec
Mean Wave Direction: S (184°)
Water Temperature: 77.9°F (25.5°C)
Today - 80°F
Dec 18, 2025
14 mph SSW
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 80. South southwest wind around 14 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Tonight - 74°F
Dec 18, 2025
8 to 12 mph SSW
Chance Rain Showers
A chance of rain showers before midnight, then scattered showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 74. South southwest wind 8 to 12 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday - 80°F
Dec 19, 2025
2 to 9 mph SSE
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a high near 80. South southeast wind 2 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday Night - 74°F
Dec 19, 2025
5 mph E
Scattered Rain Showers
Scattered rain showers. Cloudy, with a low around 74. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Saturday - 80°F
Dec 20, 2025
3 to 7 mph ENE
Isolated Rain Showers
Isolated rain showers. Mostly cloudy, with a high near 80. East northeast wind 3 to 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Saturday Night - 75°F
Dec 20, 2025
7 to 14 mph ENE
Mostly Cloudy
Mostly cloudy, with a low around 75. East northeast wind 7 to 14 mph.
Sunday - 81°F
Dec 21, 2025
14 to 17 mph ENE
Mostly Sunny
Mostly sunny, with a high near 81. East northeast wind 14 to 17 mph, with gusts as high as 22 mph.
Sunday Night - 75°F
Dec 21, 2025
20 mph ENE
Partly Cloudy
Partly cloudy, with a low around 75. East northeast wind around 20 mph, with gusts as high as 25 mph.
Monday - 80°F
Dec 22, 2025
20 to 24 mph ENE
Mostly Sunny
Mostly sunny, with a high near 80. East northeast wind 20 to 24 mph, with gusts as high as 31 mph.
Monday Night - 74°F
Dec 22, 2025
24 mph ENE
Partly Cloudy
Partly cloudy, with a low around 74. East northeast wind around 24 mph, with gusts as high as 31 mph.
Tuesday - 80°F
Dec 23, 2025
23 mph ENE
Mostly Sunny
Mostly sunny, with a high near 80. East northeast wind around 23 mph, with gusts as high as 30 mph.
Tuesday Night - 73°F
Dec 23, 2025
13 to 22 mph E
Partly Cloudy
Partly cloudy, with a low around 73. East wind 13 to 22 mph, with gusts as high as 28 mph.
Wednesday - 79°F
Dec 24, 2025
13 to 18 mph ENE
Partly Sunny
Partly sunny, with a high near 79. East northeast wind 13 to 18 mph, with gusts as high as 23 mph.
Wednesday Night - 73°F
Dec 24, 2025
10 to 17 mph E
Partly Cloudy
Partly cloudy, with a low around 73. East wind 10 to 17 mph, with gusts as high as 22 mph.