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.

Heavy Rain Fog/Mist

72°F

22°C

Humidity 97%
Wind Speed E 8 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 71°F (22°C)
Visibility 4.00 mi
Last update 7 Apr 7:53 pm HST
Extended Forecast for

Hilo International Airport HI

Flood Watch April 8, 06:00am until April 10, 06:00pm
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then scattered showers. Some of the storms could produce heavy rainfall. Low around 69. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    Showers then
    Heavy Rain

  • Wednesday

    Wednesday: Showers, mainly after 8am. The rain could be heavy at times. High near 78. South southeast wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 78 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Occasional showers, with thunderstorms also possible after 2am. Some of the storms could produce heavy rainfall. Low around 69. South wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Heavy Rain

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. South southwest wind 6 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. South wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 69 °F

    Heavy Rain

  • Friday

    Friday: Showers and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. High near 78. South southeast wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 78 °F

    Heavy Rain

  • Friday Night

    Friday Night: Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Cloudy, with a low around 70. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%.

    Low: 70 °F

    Heavy Rain

  • Saturday

    Saturday: Isolated showers, then scattered showers and thunderstorms after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 81. East northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 50%.

    High: 81 °F

    Isolated
    Showers then
    Heavy Rain

  • Saturday Night

    Saturday Night: Scattered showers, mainly before midnight. Cloudy, with a low around 70. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 50%.

    Low: 70 °F

    Scattered
    Showers then
    Isolated
    Showers

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before midnight, then scattered showers. Some of the storms could produce heavy rainfall. Low around 69. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Showers, mainly after 8am. The rain could be heavy at times. High near 78. South southeast wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Occasional showers, with thunderstorms also possible after 2am. Some of the storms could produce heavy rainfall. Low around 69. South wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. South southwest wind 6 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. South wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Friday
Showers and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. High near 78. South southeast wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Cloudy, with a low around 70. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%.
Saturday
Isolated showers, then scattered showers and thunderstorms after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 81. East northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 50%.
Saturday Night
Scattered showers, mainly before midnight. Cloudy, with a low around 70. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 50%.
Sunday
Scattered showers, mainly after noon. Cloudy, with a high near 80. East wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 50%.
Monday
Scattered showers. Cloudy, with a high near 78. East southeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 50%.
Monday Night
Scattered showers. Cloudy, with a low around 69. Breezy, with a light and variable wind becoming north 10 to 15 mph after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Tuesday
Scattered showers. Cloudy, with a high near 78. Breezy, with a north wind 10 to 15 mph becoming light northeast in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.09°W (Elev. 95 ft)
Last Update:
7:44 pm HST Apr 7, 2026
Forecast Valid:
8pm HST Apr 7, 2026-6pm HST Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation