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

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Rain Fog/Mist

76°F

24°C

Humidity 91%
Wind Speed W 5 mph
Barometer 29.84 in (1010.2 mb)
Dewpoint 73°F (23°C)
Visibility 1.50 mi
Heat Index76°F (24°C)
Last update 6 Sep 11:53 am HST
Extended Forecast for

2 Miles NE Pepeekeo HI

Flood Watch September 6, 12:00pm until September 8, 06:00pm
High Surf Advisory September 6, 11:59am until September 8, 06:00am
Click here for hazard details and duration
Flood Watch
High Surf Advisory
  •  
    High Surf Advisory September 6, 11:59am until September 8, 06:00am

    NOW until 6:00am Tue

    High Surf Advisory

  • Today

    High: 83 °F

    Heavy Rain

  • Tonight

    Tonight: Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 75. East wind 5 to 11 mph becoming south southwest in the evening. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 75 °F

    Heavy Rain

  • Labor Day

    Labor Day: Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 84. Breezy, with a southeast wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Heavy Rain
    and Breezy

  • Monday Night

    Monday Night: Frequent showers. The rain could be heavy at times. Low around 77. South southeast wind 9 to 13 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 77 °F

    Heavy Rain

  • Tuesday

    Tuesday: Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 86. East southeast wind 9 to 13 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Showers likely. Mostly cloudy, with a low around 76. Southeast wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 76 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly after noon. Mostly cloudy, with a high near 84. East wind 7 to 10 mph. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 74. East northeast wind around 7 mph. Chance of precipitation is 70%.

    Low: 74 °F

    Showers
    Likely

Detailed Forecast

Today
Showers likely, then frequent showers and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. High near 83. South wind around 9 mph becoming east in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 75. East wind 5 to 11 mph becoming south southwest in the evening. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Labor Day
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 84. Breezy, with a southeast wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Frequent showers. The rain could be heavy at times. Low around 77. South southeast wind 9 to 13 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 86. East southeast wind 9 to 13 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 76. Southeast wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly after noon. Mostly cloudy, with a high near 84. East wind 7 to 10 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 74. East northeast wind around 7 mph. Chance of precipitation is 70%.
Thursday
Scattered showers, mainly before noon. Partly sunny, with a high near 82. East northeast wind 3 to 8 mph. Chance of precipitation is 30%.
Thursday Night
Scattered showers, mainly before midnight. Partly cloudy, with a low around 73. Calm wind becoming east southeast around 5 mph after midnight. Chance of precipitation is 30%.
Friday
Scattered showers. Mostly sunny, with a high near 83. East wind 3 to 7 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers. Partly cloudy, with a low around 73. Light and variable wind. Chance of precipitation is 40%.
Saturday
Scattered showers. Mostly sunny, with a high near 83. East wind 3 to 8 mph. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Pepeekeo HI
 19.86°N 155.09°W (Elev. 13 ft)
Last Update:
6:01 am HST Sep 6, 2026
Forecast Valid:
11am HST Sep 6, 2026-6pm HST Sep 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation