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.

Light Rain

80°F

27°C

Humidity 85%
Wind Speed SE 14 G 20 mph
Barometer 29.78 in (1008.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 6 Sep 3:53 pm HST
Extended Forecast for

7 Miles ESE Pahoa HI

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

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 83 °F

    Heavy Rain

  • Tonight

    Tonight: Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 77. East wind around 9 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 77 °F

    Heavy Rain

  • Labor Day

    Labor Day: Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 83. East southeast wind 9 to 11 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 83 °F

    Heavy Rain

  • Monday Night

    Monday Night: Frequent showers. The rain could be heavy at times. Low around 78. South wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 78 °F

    Heavy Rain

  • Tuesday

    Tuesday: Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 84. South southeast wind 11 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Showers likely. Mostly cloudy, with a low around 78. East wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 78 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Frequent showers. The rain could be heavy at times. High near 83. East northeast wind 8 to 11 mph. Chance of precipitation is 80%.

    High: 83 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Frequent showers. The rain could be heavy at times. Low around 76. Northeast wind around 10 mph. Chance of precipitation is 80%.

    Low: 76 °F

    Heavy Rain

Detailed Forecast

This Afternoon
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 83. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth 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 77. East wind around 9 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Labor Day
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 83. East southeast wind 9 to 11 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Frequent showers. The rain could be heavy at times. Low around 78. South wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 84. South southeast wind 11 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 78. East wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Frequent showers. The rain could be heavy at times. High near 83. East northeast wind 8 to 11 mph. Chance of precipitation is 80%.
Wednesday Night
Frequent showers. The rain could be heavy at times. Low around 76. Northeast wind around 10 mph. Chance of precipitation is 80%.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 82. Northeast wind around 11 mph. Chance of precipitation is 60%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 75. North northeast wind around 8 mph. Chance of precipitation is 40%.
Friday
Scattered showers. Mostly sunny, with a high near 82. Northeast wind 7 to 10 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 75. North northeast wind 5 to 8 mph. Chance of precipitation is 30%.
Saturday
Scattered showers. Partly sunny, with a high near 82. Northeast wind 8 to 13 mph. Chance of precipitation is 30%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 76. North wind around 11 mph. Chance of precipitation is 50%.
Sunday
Scattered showers. Partly sunny, with a high near 83. North wind around 11 mph. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Pahoa HI
 19.45°N 154.85°W (Elev. 3 ft)
Last Update:
3:26 pm HST Sep 6, 2026
Forecast Valid:
4pm HST Sep 6, 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