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 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

Current conditions at

Kahului, Kahului Airport (PHOG)

Lat: 20.89°NLon: 156.44°WElev: 52ft.

A Few Clouds and Breezy

83°F

28°C

Humidity 72%
Wind Speed NE 24 G 33 mph
Barometer 29.74 in (1007.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 7 Sep 8:54 am HST
Extended Forecast for

8 Miles SE Haleakala HI

Flood Watch September 7, 09:49am until September 8, 06:00pm
High Surf Warning September 7, 09:49am until September 8, 06:00pm
Click here for hazard details and duration
Flood Watch
High Surf Warning
  •  
    Flood Watch September 7, 09:49am until September 8, 06:00pm
    High Surf Warning September 7, 09:49am until September 8, 06:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Labor Day

    High: 84 °F

    Heavy Rain
    and Breezy

  • Tonight

    Tonight: Frequent showers. The rain could be heavy at times. Low around 75. East northeast wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 75 °F

    Heavy Rain

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 86. West wind 5 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 86 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 75. Light and variable wind becoming east 5 to 10 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 75 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 85. East wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 85 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 74. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 74 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers, mainly before noon. Partly sunny, with a high near 83. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    High: 83 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Isolated showers after midnight. Mostly cloudy, with a low around 72. East wind 11 to 13 mph. Chance of precipitation is 20%.

    Low: 72 °F

    Mostly Cloudy
    then Isolated
    Showers

Detailed Forecast

Labor Day
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 84. Breezy, with an east northeast wind 8 to 17 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Tonight
Frequent showers. The rain could be heavy at times. Low around 75. East northeast wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Tuesday
Showers likely. Mostly cloudy, with a high near 86. West wind 5 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 75. Light and variable wind becoming east 5 to 10 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Scattered showers. Partly sunny, with a high near 85. East wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 74. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Scattered showers, mainly before noon. Partly sunny, with a high near 83. East wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Thursday Night
Isolated showers after midnight. Mostly cloudy, with a low around 72. East wind 11 to 13 mph. Chance of precipitation is 20%.
Friday
Isolated showers. Mostly sunny, with a high near 82. East wind around 11 mph. Chance of precipitation is 20%.
Friday Night
Isolated showers. Partly cloudy, with a low around 72. East wind around 11 mph. Chance of precipitation is 20%.
Saturday
Isolated showers. Partly sunny, with a high near 82. East wind around 11 mph. Chance of precipitation is 20%.
Saturday Night
Isolated showers. Mostly cloudy, with a low around 73. East wind around 11 mph. Chance of precipitation is 20%.
Sunday
Isolated showers. Mostly sunny, with a high near 83. East wind 10 to 13 mph. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Haleakala HI
 20.65°N 156.14°W (Elev. 965 ft)
Last Update:
8:12 am HST Sep 7, 2026
Forecast Valid:
9am HST Sep 7, 2026-6pm HST Sep 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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