National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

Current conditions at

Kahului, Kahului Airport (PHOG)

Lat: 20.89°NLon: 156.44°WElev: 52ft.

Mostly Cloudy

86°F

30°C

Humidity 67%
Wind Speed NE 17 G 25 mph
Barometer 29.69 in (1005.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 7 Sep 2:54 pm HST
Extended Forecast for

Lahaina HI

Flood Watch September 7, 03:12pm until September 8, 06:00pm
High Surf Warning September 7, 03:12pm until September 8, 06:00pm
Click here for hazard details and duration
Flood Watch
High Surf Warning
  •  
    Flood Watch September 7, 03:12pm until September 8, 06:00pm
    High Surf Warning September 7, 03:12pm until September 8, 06:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Labor Day

    High: 89 °F

    Heavy Rain

  • Tonight

    Tonight: Frequent showers. The rain could be heavy at times. Low around 79. Breezy, with a light and variable wind becoming southeast 16 to 21 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.

    Low: 79 °F

    Heavy Rain
    and Breezy

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 88. Heat index values as high as 97. Windy, with a south wind 18 to 23 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 88 °F

    Showers
    Likely and
    Windy

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 78. South southeast wind 3 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 78 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 88. East northeast wind 3 to 6 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers, mainly before midnight. Mostly cloudy, with a low around 77. Northeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 87. Northeast wind 5 to 8 mph.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. East northeast wind around 8 mph.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Labor Day
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 89. Heat index values as high as 97. South southwest wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Frequent showers. The rain could be heavy at times. Low around 79. Breezy, with a light and variable wind becoming southeast 16 to 21 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between 2 and 3 inches possible.
Tuesday
Showers likely. Mostly cloudy, with a high near 88. Heat index values as high as 97. Windy, with a south wind 18 to 23 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 78. South southeast wind 3 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers. Partly sunny, with a high near 88. East northeast wind 3 to 6 mph. Chance of precipitation is 40%.
Wednesday Night
Scattered showers, mainly before midnight. Mostly cloudy, with a low around 77. Northeast wind around 5 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 87. Northeast wind 5 to 8 mph.
Thursday Night
Mostly clear, with a low around 76. East northeast wind around 8 mph.
Friday
Mostly sunny, with a high near 86. East northeast wind around 7 mph.
Friday Night
Partly cloudy, with a low around 76. East northeast wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 86. East northeast wind around 6 mph.
Saturday Night
Mostly clear, with a low around 76. Northeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 87. East northeast wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 77. Northeast wind around 7 mph.
Monday
Sunny, with a high near 88. Northeast wind 3 to 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lahaina HI
 20.87°N 156.67°W (Elev. 95 ft)
Last Update:
8:12 am HST Sep 7, 2026
Forecast Valid:
3pm HST Sep 7, 2026-6pm HST Sep 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation