Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

A Few Clouds

80°F

27°C

Humidity 58%
Wind Speed SE 18 G 26 mph
Barometer 29.87 in (1011.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 10 Mar 1:53 pm HST
Extended Forecast for

Hilo HI

Flood Watch March 11, 06:00pm until March 14, 06:00pm
Ashfall Advisory until March 10, 05:00pm
Click here for hazard details and duration
Flood Watch
Ashfall Advisory
  •  
    Ashfall Advisory until March 10, 05:00pm

    NOW until 5:00pm Tue

    Ashfall Advisory

  • This Afternoon

    High: 79 °F

    Heavy Rain

  • Tonight

    Tonight: Isolated showers.  Mostly cloudy, with a low around 65. South southeast wind 9 to 11 mph.  Chance of precipitation is 20%.

    Low: 65 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Scattered showers and thunderstorms.  Partly sunny, with a high near 80. South southeast wind 9 to 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 68. South wind 6 to 9 mph.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a high near 81. Breezy, with a southeast wind 11 to 16 mph becoming light south southeast  in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Heavy Rain
    and Breezy

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 69. Light south southeast wind becoming south 9 to 14 mph after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Heavy Rain

  • Friday

    Friday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  High near 80. Windy, with a south southeast wind 14 to 23 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%.

    High: 80 °F

    Heavy Rain
    and Windy

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 69. Breezy, with a south wind 16 to 21 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Scattered showers. The rain could be heavy at times. Partly sunny, with a high near 79. Southeast wind 9 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Isolated showers. Mostly cloudy, with a low around 65. South southeast wind 9 to 11 mph. Chance of precipitation is 20%.
Wednesday
Scattered showers and thunderstorms. Partly sunny, with a high near 80. South southeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 68. South wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 81. Breezy, with a southeast wind 11 to 16 mph becoming light south southeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 69. Light south southeast wind becoming south 9 to 14 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 80. Windy, with a south southeast wind 14 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Breezy, with a south wind 16 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Saturday
Scattered showers and thunderstorms. Partly sunny, with a high near 80. Windy, with a south wind 17 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Breezy, with a south wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Sunday
Showers. The rain could be heavy at times. High near 82. Breezy, with a south wind 15 to 20 mph becoming light south southwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely. The rain could be heavy at times. Cloudy, with a low around 70. South wind 3 to 5 mph. Chance of precipitation is 60%.
Monday
Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 81. Southeast wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Hilo HI
 19.7°N 155.09°W (Elev. 217 ft)
6:01 am HST Mar 10, 2026
2pm HST Mar 10, 2026-6pm HST Mar 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database