Impacts from Lowell to impact the islands through Tuesday

Lowell is expected to bring various impacts to all islands through Tuesday. High surf will continue through Monday night. Flooding will be possible Tuesday, and there is the possibility for some tornadoes/waterspouts through Monday night. Hurricane force winds are expected for Kauai and Niihau, with tropical storm force winds for Oahu, through Monday night. Read More >

Hazardous Weather Conditions

Small Craft Advisory until September 8, 06:00 PM HST

For More Weather Information:

Honolulu, HI Local Forecast Office

4NM E Wainaku HI

Marine Point Forecast

[NOTICE]

Today
High: 86 °F
⇑NNW 10kt
4ft
Tonight
Low: 76 °F
⇑SE 8kt
3-4ft
Wednesday
High: 83 °F
Light Wind
3ft
Wednesday Night
Low: 74 °F
Light Wind
3ft
Thursday
High: 81 °F
⇑ENE 7kt
2-3ft
Thursday Night
Low: 73 °F
Light Wind
2ft
Friday
High: 81 °F
ENE 6kt⇓
2ft
Friday Night
Low: 72 °F
Light Wind
1-2ft
Saturday
High: 82 °F
ENE 6kt⇓
5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:02 am HST Sep 8, 2026
Forecast Valid: 5am HST Sep 8, 2026-6pm HST Sep 14, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

Today

Variable winds less than 5 kt becoming NNW 5 to 10 kt. Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. SE swell 0 ft at 16 seconds. Waves around 4 ft.

Tonight

Variable winds less than 5 kt becoming SE 5 to 8 kt. Occasional showers. SE swell 0 ft at 15 seconds. Waves 3 to 4 ft.

Wednesday

Variable winds 5 kt or less. Occasional showers. SE swell 0 ft at 14 seconds. Waves around 3 ft.

Wednesday Night

Variable winds 5 kt or less. Showers likely. SE swell 0 ft. Waves around 3 ft.

Thursday

Variable winds less than 5 kt becoming ENE 5 to 7 kt. Showers likely, mainly before noon. SE swell 0 ft. Waves 2 to 3 ft.

Thursday Night

Variable winds 5 kt or less. Scattered showers. SE swell 0 ft. Waves around 2 ft.

Friday

ENE wind around 6 kt becoming variable and less than 5 kt in the afternoon. Scattered showers. SE swell 0 ft. Waves around 2 ft.

Friday Night

Variable winds 5 kt or less. Scattered showers. SE swell 0 ft. Waves 1 to 2 ft.

Saturday

ENE wind around 6 kt becoming variable and less than 5 kt in the afternoon. Scattered showers. SE swell 0 ft. Waves 1 ft building to 5 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.