Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Fair

76°F

24°C

Humidity 79%
Wind Speed SW 6 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 27 Oct 1:53 am HST
Extended Forecast for

4 Miles E Hilo International Airport HI

Flood Watch October 27, 06:00am until October 29, 05:00am
Click here for hazard details and duration
Flood Watch
  • Overnight

    Overnight: Isolated showers.  Partly cloudy, with a low around 70. Southwest wind around 6 mph.  Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly after noon.  Partly sunny, with a high near 84. East wind 5 to 8 mph becoming calm  in the afternoon.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 84 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Cloudy, with a low around 70. Light and variable wind.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Heavy Rain

  • Wednesday

    Wednesday: Occasional showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall.  High near 84. North wind around 5 mph becoming calm  in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall.  Cloudy, with a low around 70. Light and variable wind.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Heavy Rain

  • Thursday

    Thursday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a high near 85. Light and variable wind.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Scattered showers.  Cloudy, with a low around 71. Light and variable wind.  Chance of precipitation is 50%.

    Low: 71 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers.  Partly sunny, with a high near 84. Light north wind becoming north northeast 5 to 10 mph in the afternoon.  Chance of precipitation is 50%.

    High: 84 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers.  Mostly cloudy, with a low around 71. Northeast wind 3 to 7 mph.  Chance of precipitation is 40%.

    Low: 71 °F

    Scattered
    Showers

Detailed Forecast

Overnight
Isolated showers. Partly cloudy, with a low around 70. Southwest wind around 6 mph. Chance of precipitation is 20%.
Tuesday
Scattered showers, mainly after noon. Partly sunny, with a high near 84. East wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Occasional showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 84. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall. Cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 85. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Scattered showers. Cloudy, with a low around 71. Light and variable wind. Chance of precipitation is 50%.
Friday
Scattered showers. Partly sunny, with a high near 84. Light north wind becoming north northeast 5 to 10 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 71. Northeast wind 3 to 7 mph. Chance of precipitation is 40%.
Saturday
Showers likely, mainly after noon. Mostly cloudy, with a high near 84. Light and variable wind becoming east around 5 mph. Chance of precipitation is 70%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 73. Light south southwest wind. Chance of precipitation is 50%.
Sunday
Scattered showers. Mostly cloudy, with a high near 84. Light and variable wind becoming north 5 to 10 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 73. North northeast wind 9 to 13 mph. Chance of precipitation is 40%.
Monday
Scattered showers. Partly sunny, with a high near 83. North northeast wind 10 to 13 mph. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Hilo International Airport HI
 19.7°N 155.02°W (Elev. 36 ft)
6:01 pm HST Oct 26, 2026
2am HST Oct 27, 2026-6pm HST Nov 2, 2026
 
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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