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 as showers and thunderstorms develop Sunday night through Tuesday, and there is the possibility for some tornadoes/waterspouts Monday and Monday night. Tropical storm force winds are expected to reach Kauai and Niihau late Monday through Monday night. Read More >

Hazardous Weather Conditions

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

For More Weather Information:

Honolulu, HI Local Forecast Office

3NM SSE Waimanalo Beach HI

Marine Point Forecast

[NOTICE]

Labor Day
High: 84 °F
E 22kt
< 1ft
Monday Night
Low: 79 °F
⇑SSE 27kt
< 1ft
Tuesday
High: 84 °F
S 26kt⇓
< 1ft
Tuesday Night
Low: 79 °F
SSE 7kt
< 1ft
Wednesday
High: 84 °F
ENE 11kt
< 1ft
Wednesday Night
Low: 78 °F
ENE 13kt
< 1ft
Thursday
High: 83 °F
ENE 14kt
< 1ft
Thursday Night
Low: 77 °F
ENE 14kt
< 1ft
Friday
High: 83 °F
ENE 11kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:10 am HST Sep 7, 2026
Forecast Valid: 1am HST Sep 7, 2026-6pm HST Sep 13, 2026

View Nearby Observations

Detailed Forecast

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

Labor Day

E wind 13 to 22 kt. Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Monday Night

ESE wind 13 to 18 kt becoming SSE 22 to 27 kt after midnight. Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Tuesday

S wind 21 to 26 kt decreasing to 12 to 17 kt in the afternoon. Showers likely. N swell 0 ft at 0 seconds. Waves 1 ft or less.

Tuesday Night

SSE wind around 7 kt. Showers likely, mainly after midnight. N swell 0 ft. Waves 1 ft or less.

Wednesday

ESE wind 6 to 11 kt becoming ENE in the afternoon. Scattered showers. N swell 0 ft. Waves 1 ft or less.

Wednesday Night

ENE wind around 13 kt. Showers likely. N swell 0 ft. Waves 1 ft or less.

Thursday

ENE wind around 14 kt. Scattered showers before noon. N swell 0 ft. Waves 1 ft or less.

Thursday Night

ENE wind around 14 kt. Isolated showers. N swell 0 ft. Waves 1 ft or less.

Friday

ENE wind around 11 kt. Isolated showers. N swell 0 ft. Waves 1 ft or less.

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.