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

Hazardous Weather Conditions

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Overcast

82°F

28°C

Humidity 67%
Wind Speed NE 8 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 12 Aug 5:53 pm HST
Extended Forecast for

Hilo International Airport HI

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 74. North northeast wind 5 to 9 mph becoming west northwest after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 74 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers, mainly before noon. Mostly sunny, with a high near 84. West northwest wind 6 to 14 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%.

    High: 84 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Mostly cloudy, with a low around 74. North wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 74 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 84. North northeast wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts between 1 and 2 inches possible.

    High: 84 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Tropical storm conditions possible. Showers. The rain could be heavy at times. Low around 75. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

    Low: 75 °F

    Tropical
    Storm
    Conditions
    Possible

  • Saturday

    Saturday: Tropical storm conditions possible. Showers. The rain could be heavy at times. High near 84. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

    High: 84 °F

    Tropical
    Storm
    Conditions
    Possible

  • Saturday Night

    Saturday Night: Showers. The rain could be heavy at times. Low around 75. Light east southeast wind becoming southeast 6 to 11 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 90%.

    Low: 75 °F

    Heavy Rain

  • Sunday

    Sunday: Showers likely, mainly before noon. The rain could be heavy at times. Mostly cloudy, with a high near 86. Southeast wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    High: 86 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers likely, mainly after midnight. The rain could be heavy at times. Mostly cloudy, with a low around 74. South southeast wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 74 °F

    Heavy Rain

Detailed Forecast

Tonight
Scattered showers. Mostly cloudy, with a low around 74. North northeast wind 5 to 9 mph becoming west northwest after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Scattered showers, mainly before noon. Mostly sunny, with a high near 84. West northwest wind 6 to 14 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 74. North wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Scattered showers. Partly sunny, with a high near 84. North northeast wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts between 1 and 2 inches possible.
Friday Night
Tropical storm conditions possible. Showers. The rain could be heavy at times. Low around 75. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Saturday
Tropical storm conditions possible. Showers. The rain could be heavy at times. High near 84. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.
Saturday Night
Showers. The rain could be heavy at times. Low around 75. Light east southeast wind becoming southeast 6 to 11 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 90%.
Sunday
Showers likely, mainly before noon. The rain could be heavy at times. Mostly cloudy, with a high near 86. Southeast wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Sunday Night
Showers likely, mainly after midnight. The rain could be heavy at times. Mostly cloudy, with a low around 74. South southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Monday
Showers likely. Mostly cloudy, with a high near 84. East northeast wind 5 to 9 mph. Chance of precipitation is 70%.
Monday Night
Showers likely. Mostly cloudy, with a low around 73. Northeast wind 3 to 5 mph. Chance of precipitation is 60%.
Tuesday
Scattered showers. Partly sunny, with a high near 84. East northeast wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 40%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 50%.
Wednesday
Scattered showers. Partly sunny, with a high near 84. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.04°W (Elev. 39 ft)
Last Update:
6:01 pm HST Aug 12, 2026
Forecast Valid:
6pm HST Aug 12, 2026-6pm HST Aug 19, 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