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

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Overcast

73°F

23°C

Humidity 87%
Wind Speed SW 6 mph
Barometer 29.94 in (1013.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 10 Sep 9:53 pm HST
Extended Forecast for

4 Miles SW Wainaku HI

  • Tonight

    Tonight: Showers likely, mainly before midnight. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 77. Calm wind becoming northeast 5 to 7 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 69. Light west northwest wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 69 °F

    Showers
    Likely then
    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers. Partly sunny, with a high near 77. East northeast wind around 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 69. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 69 °F

    Showers
    Likely then
    Isolated
    Showers

  • Sunday

    Sunday: Scattered showers, mainly after noon. Mostly sunny, with a high near 78. Northeast wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before midnight. Partly cloudy, with a low around 69. Northwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely then
    Scattered
    Showers

  • Monday

    Monday: Showers likely, mainly before noon. Mostly sunny, with a high near 80. East northeast wind around 6 mph. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before midnight. Partly cloudy, with a low around 70. Light west wind. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers likely, mainly before midnight. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Scattered showers. Partly sunny, with a high near 77. Calm wind becoming northeast 5 to 7 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 69. Light west northwest wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Scattered showers. Partly sunny, with a high near 77. East northeast wind around 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 69. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Scattered showers, mainly after noon. Mostly sunny, with a high near 78. Northeast wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers likely, mainly before midnight. Partly cloudy, with a low around 69. Northwest wind around 5 mph. Chance of precipitation is 60%.
Monday
Showers likely, mainly before noon. Mostly sunny, with a high near 80. East northeast wind around 6 mph. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before midnight. Partly cloudy, with a low around 70. Light west wind. Chance of precipitation is 60%.
Tuesday
Showers likely, mainly before noon. Mostly sunny, with a high near 80. East wind around 6 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 70%.
Wednesday
Showers likely. Mostly sunny, with a high near 80. East northeast wind around 7 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 72. Northeast wind around 7 mph. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly sunny, with a high near 80. East northeast wind around 9 mph. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Wainaku HI
 19.7°N 155.14°W (Elev. 974 ft)
Last Update:
6:02 pm HST Sep 10, 2026
Forecast Valid:
10pm HST Sep 10, 2026-6pm HST Sep 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation