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

For More Weather Information:

Honolulu, HI Local Forecast Office

Poipu HI

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 84 °F
ENE 15kt
3ft
Tonight
Low: 75 °F
E 17kt
3-4ft
Labor Day
High: 84 °F
E 19kt
8ft
Monday Night
Low: 77 °F
ESE 21kt
6-8ft
Tuesday
High: 86 °F
SSW 16kt
6ft
Tuesday Night
Low: 78 °F
Light Wind
1-3ft
Wednesday
High: 87 °F
⇑SE 6kt
1ft
Wednesday Night
Low: 77 °F
E 7kt
1-2ft
Thursday
High: 85 °F
E 11kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:01 pm HST Sep 6, 2026
Forecast Valid: 4pm HST Sep 6, 2026-6pm HST Sep 13, 2026

View Nearby Observations

Detailed Forecast

...TROPICAL STORM WARNING IN EFFECT...

Late Afternoon

ENE wind around 15 kt. Frequent showers. N swell 0 ft at 0 seconds. Waves around 3 ft.

Tonight

E wind 15 to 17 kt. Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 3 to 4 ft.

Labor Day

E wind 16 to 19 kt. Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft at 0 seconds. Waves 4 ft building to 8 ft.

Monday Night

ESE wind 16 to 21 kt becoming S after midnight. Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. N swell 0 ft. Waves 6 to 8 ft.

Tuesday

SSW wind 11 to 16 kt. Frequent showers. The rain could be heavy at times. N swell 0 ft. Waves 6 ft subsiding to 3 ft.

Tuesday Night

Variable winds 5 kt or less. Scattered showers. N swell 0 ft. Waves 1 to 3 ft.

Wednesday

Variable winds less than 5 kt becoming SE around 6 kt in the afternoon. Scattered showers. N swell 0 ft. Waves around 1 ft.

Wednesday Night

E wind around 7 kt. Showers likely. N swell 0 ft. Waves 1 to 2 ft.

Thursday

E wind around 11 kt. Scattered showers. N swell 0 ft. Waves around 2 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.