21.9033’ N, 159.5920’ W

Port Allen, Hanapepe Bay, HI

84°
H 86°
L 73°
ENE
12mph
High tide
4:31 pm

Port Allen, Hanapepe Bay, HI Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Tue
Sep 15
Partly Cloudy
Close Hourly
86º / 73º 14% NNW 11 mph 62%
1pm Partly Cloudy 84º 5% ENE 12 mph 61%
2pm Partly Cloudy 85º 6% ENE 11 mph 62%
3pm Partly Cloudy 85º 6% NE 11 mph 61%
4pm Partly Cloudy 86º 4% NE 11 mph 62%
5pm Partly Cloudy 84º 2% NNE 10 mph 66%
6pm Mostly Sunny 82º 2% NNE 10 mph 70%
7pm Partly Cloudy 81º 6% NE 9 mph 74%
8pm Mostly Clear 79º 2% NE 7 mph 78%
9pm Partly Cloudy 78º 2% NE 7 mph 79%
10pm Partly Cloudy 77º 2% NNE 7 mph 81%
11pm Partly Cloudy 76º 11% NE 7 mph 81%
Wed
Sep 16
Mostly Sunny
View Hourly
88º / 74º 14% NNE 13 mph 67%
12am Partly Cloudy 75º 11% NE 7 mph 82%
1am Partly Cloudy 75º 17% ENE 7 mph 83%
2am Partly Cloudy 75º 5% ENE 8 mph 85%
3am Partly Cloudy 75º 5% ENE 8 mph 84%
4am Partly Cloudy 74º 1% ENE 7 mph 84%
5am Mostly Clear 74º 7% NE 7 mph 84%
6am Mostly Clear 74º 7% NE 7 mph 84%
7am Mostly Sunny 75º 7% ENE 7 mph 82%
8am Sunny 80º 2% NE 6 mph 73%
9am Sunny 82º 7% NE 8 mph 70%
10am Mostly Sunny 84º 5% NNE 10 mph 66%
11am Mostly Sunny 85º 11% NE 12 mph 63%
12pm Mostly Sunny 86º 8% NE 11 mph 62%
1pm Partly Cloudy 87º 14% NNE 12 mph 61%
2pm Partly Cloudy 87º 8% NNE 11 mph 62%
3pm Partly Cloudy 87º 5% N 11 mph 62%
4pm Partly Cloudy 86º 3% N 10 mph 65%
5pm Mostly Sunny 84º 5% NNE 11 mph 69%
6pm Partly Cloudy 83º 7% NNE 10 mph 72%
7pm Partly Cloudy 81º 8% NNE 9 mph 76%
8pm Partly Cloudy 80º 8% NE 9 mph 77%
9pm Partly Cloudy 79º 1% NE 10 mph 79%
10pm Partly Cloudy 78º 9% NE 8 mph 80%
11pm Partly Cloudy 78º 11% NE 8 mph 80%
Thu
Sep 17
Partly Cloudy
View Hourly
87º / 74º 24% NNE 14 mph 71%
12am Partly Cloudy 77º 10% NE 9 mph 81%
1am Partly Cloudy 76º 7% ENE 8 mph 83%
2am Partly Cloudy 77º 10% NE 9 mph 82%
3am Partly Cloudy 76º 10% NE 8 mph 83%
4am Partly Cloudy 75º 3% NE 8 mph 84%
5am Partly Cloudy 75º 6% NE 7 mph 83%
6am Partly Cloudy 75º 2% NE 7 mph 84%
7am Partly Cloudy 77º 2% NE 8 mph 80%
8am Partly Cloudy 81º 3% NNE 6 mph 73%
9am Partly Cloudy 83º 11% NNE 8 mph 72%
10am Partly Cloudy 84º 23% NNE 11 mph 70%
11am Partly Cloudy 85º 22% NNE 12 mph 69%
12pm Partly Cloudy 85º 24% NNE 13 mph 67%
Fri
Sep 18
Partly Cloudy 86º / 74º 24% NE 14 mph 69%
Sat
Sep 19
Partly Cloudy 87º / 74º 18% ENE 14 mph 67%
Sun
Sep 20
Partly Cloudy 86º / 74º 14% NE 14 mph 66%
Mon
Sep 21
Partly Cloudy 86º / 75º 14% NE 13 mph 67%
Tue
Sep 22
Partly Cloudy 85º / 74º 24% NNE 11 mph 71%

Weather Radar for Port Allen, Hanapepe Bay, HI See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Port Allen, Hanapepe Bay, HI

Today
High : 86ºF
Isolated showers. Mostly sunny, with a high near 86. East wind 8 to 10 mph. Chance of precipitation is 20%.
Tonight
Low : 76ºF
Partly cloudy, with a low around 76. East northeast wind 7 to 11 mph.
Wednesday
High : 87ºF
Isolated showers after noon. Mostly sunny, with a high near 87. Heat index values as high as 96. East wind 7 to 13 mph. Chance of precipitation is 20%.
Wednesday Night
Low : 77ºF
Scattered showers, mainly after midnight. Partly cloudy, with a low around 77. East northeast wind 9 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
High : 86ºF
Scattered showers. Partly sunny, with a high near 86. Breezy, with an east northeast wind 10 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Low : 77ºF
Scattered showers, with thunderstorms also possible after midnight. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 77. Breezy, with an east northeast wind around 15 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
High : 86ºF
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 86. Breezy, with an east wind around 15 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Friday Night
Low : 77ºF
Isolated showers. Partly cloudy, with a low around 77. Breezy, with an east northeast wind 13 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Saturday
High : 86ºF
Isolated showers. Mostly sunny, with a high near 86. East northeast wind 11 to 13 mph. Chance of precipitation is 20%.
Saturday Night
Low : 76ºF
Isolated showers. Mostly cloudy, with a low around 76. East northeast wind 11 to 13 mph. Chance of precipitation is 20%.
Sunday
High : 86ºF
Isolated showers. Mostly sunny, with a high near 86. East northeast wind 11 to 14 mph. Chance of precipitation is 20%.
Sunday Night
Low : 76ºF
Isolated showers. Partly cloudy, with a low around 76. East northeast wind around 14 mph. Chance of precipitation is 20%.
Monday
High : 86ºF
Isolated showers. Mostly sunny, with a high near 86. East northeast wind 11 to 13 mph. Chance of precipitation is 20%.

NOAA Buoy Data Near Port Allen, Hanapepe Bay, HI See Map

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    Wind Speed Forecast for Port Allen, Hanapepe Bay, HI

    TuesdayWednesdayThursday
    Wind Speed (MPH) 12107778121110878
    11pm3am7am11am3pm7pm11pm3am7am11am3pm7pm
    MPH 12107778121110878
    DIR ENENNENEENENENENNENNENEENENENNE

    Current Weather Conditions In Port Allen, Hanapepe Bay, HI

    As Of: 23 minutes ago

    • 84ºF
    • 89ºF
    • 12mph
    • 0º (ENE)
    • 23mph
    • Partly Cloudy
    • 10mi
    • 29.90"
    • 61%
    • 0ºF

    The weather right now in Port Allen, Hanapepe Bay, HI is Partly Cloudy. The current temperature is 84°F, and the expected high and low for today, Tuesday, September 15, 2026, are 86° high temperature and 73°F low temperature. The wind is currently blowing at 12 miles per hour, and coming from the East Northeast. The wind is gusting to 23 mph. With the wind and the atmosphere the temperature feels like 89° Fahrenheit. Expected precipitation is 5 percent, with current humidity at 61 percent, and air pressure at 29.9 in. Visibility is 10 nautical miles. There are no current weather alert(s).