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.

Fair

81°F

27°C

Humidity 69%
Wind Speed E 6 mph
Barometer 29.96 in (1014.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 6 Aug 5:53 pm HST
Extended Forecast for

4 Miles SW Wainaku HI

  • Tonight

    Tonight: Showers likely. Mostly cloudy, with a low around 67. Northeast wind around 6 mph becoming light and variable. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 67 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before noon. Mostly cloudy, with a high near 79. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 79 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Scattered showers. Mostly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 68 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers. Partly sunny, with a high near 79. Calm wind becoming northeast 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Frequent showers. The rain could be heavy at times. Low around 70. Light east wind. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 70 °F

    Heavy Rain

  • Sunday

    Sunday: Frequent showers. The rain could be heavy at times. High near 79. East wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 79 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Frequent showers. The rain could be heavy at times. Low around 69. Calm wind. Chance of precipitation is 80%.

    Low: 69 °F

    Heavy Rain

  • Monday

    Monday: Occasional showers, mainly before noon. High near 80. Calm wind becoming east 5 to 7 mph. Chance of precipitation is 90%.

    High: 80 °F

    Showers then
    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 50%.

    Low: 69 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Showers likely. Mostly cloudy, with a low around 67. Northeast wind around 6 mph becoming light and variable. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers likely, mainly before noon. Mostly cloudy, with a high near 79. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Scattered showers. Mostly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Scattered showers. Partly sunny, with a high near 79. Calm wind becoming northeast 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Frequent showers. The rain could be heavy at times. Low around 70. Light east wind. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Sunday
Frequent showers. The rain could be heavy at times. High near 79. East wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Frequent showers. The rain could be heavy at times. Low around 69. Calm wind. Chance of precipitation is 80%.
Monday
Occasional showers, mainly before noon. High near 80. Calm wind becoming east 5 to 7 mph. Chance of precipitation is 90%.
Monday Night
Scattered showers. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 50%.
Tuesday
Showers likely, mainly before noon. Mostly sunny, with a high near 80. Calm wind becoming east 5 to 8 mph. Chance of precipitation is 60%.
Tuesday Night
Scattered showers. Partly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 40%.
Wednesday
Scattered showers. Mostly sunny, with a high near 80. Calm wind becoming east northeast 5 to 8 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly sunny, with a high near 80. Calm wind becoming east northeast 5 to 8 mph in the afternoon. 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:
4:01 pm HST Aug 6, 2026
Forecast Valid:
6pm HST Aug 6, 2026-6pm HST Aug 13, 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