Lala to impact Hawaii

Lala is expected to impact Hawaii this weekend, bring heavy rainfall, strong winds, dangerous surf and localized flooding. Read More >

Hazardous Weather Conditions

For More Weather Information:

Honolulu, HI Local Forecast Office

3NM SSW Waimanalo Beach HI

Marine Point Forecast

[NOTICE]

Overnight
Low: 78 °F
E 14kt
4ft
Monday
High: 82 °F
ENE 17kt
3-4ft
Monday Night
Low: 77 °F
ENE 16kt
2-3ft
Tuesday
High: 82 °F
ENE 15kt
1-2ft
Tuesday Night
Low: 77 °F
ENE 14kt
1ft
Wednesday
High: 82 °F
ENE 12kt
1ft
Wednesday Night
Low: 77 °F
NE 12kt
1ft
Thursday
High: 83 °F
NE 10kt
1ft
Thursday Night
Low: 77 °F
ENE 9kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:01 pm HST Aug 16, 2026
Forecast Valid: 11pm HST Aug 16, 2026-6pm HST Aug 23, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING...

Overnight

E wind around 14 kt. Showers likely and possibly a thunderstorm before midnight, then scattered showers. Some of the storms could produce heavy rainfall. Mixed swell...S 4 ft at 15 seconds and E 1 ft at 8 seconds. Waves around 4 ft.

Monday

ENE wind 14 to 17 kt. Isolated showers. Mixed swell...S 4 ft at 14 seconds and ...becoming S 3 ft at 14 seconds . Waves 3 to 4 ft.

Monday Night

ENE wind 13 to 16 kt. Isolated showers. S swell 2 to 3 ft at 13 seconds. Waves 2 to 3 ft.

Tuesday

ENE wind around 15 kt. Mostly cloudy. S swell 2 ft. Waves 1 to 2 ft.

Tuesday Night

ENE wind 12 to 14 kt. Isolated showers. S swell 1 ft. Waves around 1 ft.

Wednesday

ENE wind around 12 kt. Isolated showers. S swell 1 ft. Waves around 1 ft.

Wednesday Night

NE wind 9 to 12 kt. Scattered showers, mainly after midnight. S swell 1 ft. Waves around 1 ft.

Thursday

NE wind around 10 kt. Scattered showers. SSW swell 1 ft. Waves around 1 ft.

Thursday Night

ENE wind 6 to 9 kt. Scattered showers. SSW swell 1 ft. Waves around 1 ft.

Winds and seas higher in and near tstms.

*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.