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.

A Few Clouds

78°F

26°C

Humidity 64%
Wind Speed E 13 G 17 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 6 Apr 3:53 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

  • This Afternoon

    This Afternoon: Scattered showers. Cloudy, with a high near 77. East southeast wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 77 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers. Cloudy, with a low around 67. Light south wind becoming southwest 8 to 13 mph in the evening. Chance of precipitation is 50%.

    Low: 67 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Frequent showers. The rain could be heavy at times. High near 77. Breezy, with a southwest wind 11 to 18 mph becoming southeast in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

    High: 77 °F

    Heavy Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Frequent showers and possibly a thunderstorm before midnight, then scattered showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall. Low around 69. Breezy, with a south wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    Heavy Rain
    and Breezy

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 78. Breezy, with a southeast wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Heavy Rain
    then Heavy
    Rain and
    Breezy

  • 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 69. Breezy, with a south southeast wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

    Low: 69 °F

    Heavy Rain
    and Breezy

  • Thursday

    Thursday: Scattered showers. Cloudy, with a high near 78. Breezy, with a south wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 78 °F

    Scattered
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely. The rain could be heavy at times. Cloudy, with a low around 69. Breezy, with a south wind 11 to 16 mph becoming west southwest 5 to 10 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Heavy Rain
    and Breezy

  • Friday

    Friday: Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 79. Breezy, with a south wind 5 to 10 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 50%.

    High: 79 °F

    Heavy Rain
    and Breezy

Detailed Forecast

This Afternoon
Scattered showers. Cloudy, with a high near 77. East southeast wind 3 to 8 mph. Chance of precipitation is 30%.
Tonight
Scattered showers. Cloudy, with a low around 67. Light south wind becoming southwest 8 to 13 mph in the evening. Chance of precipitation is 50%.
Tuesday
Frequent showers. The rain could be heavy at times. High near 77. Breezy, with a southwest wind 11 to 18 mph becoming southeast in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
Frequent showers and possibly a thunderstorm before midnight, then scattered showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall. Low around 69. Breezy, with a south wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 78. Breezy, with a southeast wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. 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 69. Breezy, with a south southeast wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Scattered showers. Cloudy, with a high near 78. Breezy, with a south wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Thursday Night
Showers likely. The rain could be heavy at times. Cloudy, with a low around 69. Breezy, with a south wind 11 to 16 mph becoming west southwest 5 to 10 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Friday
Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 79. Breezy, with a south wind 5 to 10 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 50%.
Friday Night
Scattered showers and thunderstorms before midnight, then isolated showers. Some of the storms could produce heavy rainfall. Cloudy, with a low around 70. South southwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Saturday
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 80. Calm wind becoming north 5 to 7 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers. Partly cloudy, with a low around 70. South wind 3 to 6 mph. Chance of precipitation is 30%.
Sunday
Scattered showers. Partly sunny, with a high near 80. South wind around 5 mph becoming north northeast in the morning. Chance of precipitation is 50%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 69. Southeast wind 5 to 7 mph. Chance of precipitation is 50%.
Monday
Scattered showers. Partly sunny, with a high near 79. Breezy, with a southeast wind 7 to 16 mph, with gusts as high as 22 mph. 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 155.09°W (Elev. 95 ft)
Last Update:
4:02 pm HST Apr 6, 2026
Forecast Valid:
4pm HST Apr 6, 2026-6pm HST Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation