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

82°F

28°C

Humidity 63%
Wind Speed NE 9 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 26 Aug 3:53 pm HST
Extended Forecast for

Wainaku HI

  • This Afternoon

    This Afternoon: Isolated showers. Mostly sunny, with a high near 80. North northeast wind 7 to 10 mph. Chance of precipitation is 20%.

    High: 80 °F

    Isolated
    Showers

  • Tonight

    Tonight: Showers likely. Mostly cloudy, with a low around 69. North northeast wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Partly sunny, with a high near 81. North northeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 81 °F

    Showers
    Likely then
    Isolated
    Showers

  • Thursday Night

    Thursday Night: Showers likely. Mostly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before noon. Partly sunny, with a high near 81. Northeast wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 81 °F

    Showers
    Likely then
    Scattered
    Showers

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before noon. Partly sunny, with a high near 82. Calm wind becoming east northeast 5 to 7 mph. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before noon. Partly sunny, with a high near 82. Calm wind becoming east northeast 5 to 7 mph. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely then
    Scattered
    Showers

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 80. North northeast wind 7 to 10 mph. Chance of precipitation is 20%.
Tonight
Showers likely. Mostly cloudy, with a low around 69. North northeast wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 81. North northeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers likely. Mostly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly before noon. Partly sunny, with a high near 81. Northeast wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly before noon. Partly sunny, with a high near 82. Calm wind becoming east northeast 5 to 7 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 70%.
Sunday
Showers likely, mainly before noon. Partly sunny, with a high near 82. Calm wind becoming east northeast 5 to 7 mph. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 70. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 70%.
Monday
Showers likely. Partly sunny, with a high near 83. North wind 5 to 9 mph. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 70. North wind 3 to 6 mph. Chance of precipitation is 70%.
Tuesday
Showers likely. Partly sunny, with a high near 82. East northeast wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 70. Light east southeast wind. Chance of precipitation is 70%.
Wednesday
Showers likely. Partly sunny, with a high near 81. Light northeast wind increasing to 5 to 9 mph in the afternoon. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wainaku HI
 19.75°N 155.09°W (Elev. 0 ft)
Last Update:
4:01 pm HST Aug 26, 2026
Forecast Valid:
4pm HST Aug 26, 2026-6pm HST Sep 2, 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