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

79°F

26°C

Humidity 79%
Wind Speed E 8 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 23 Jun 9:53 am HST
Extended Forecast for

4 Miles SW Wainaku HI

  • Today

    Today: Showers. High near 79. East wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Showers. Low around 69. Calm wind becoming west around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 77. Calm wind becoming east northeast 5 to 9 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 68. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 68 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before noon. High near 77. East wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Showers. Low around 68. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 68 °F

    Showers

  • Friday

    Friday: Showers, mainly before noon. High near 77. Northeast wind 3 to 8 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers then
    Scattered
    Showers

  • Friday Night

    Friday Night: Showers. Low around 68. Light north wind. Chance of precipitation is 80%.

    Low: 68 °F

    Showers

  • Saturday

    Saturday: Showers, mainly before noon. High near 77. East northeast wind 3 to 8 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers then
    Scattered
    Showers

Detailed Forecast

Today
Showers. High near 79. East wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers. Low around 69. Calm wind becoming west around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Showers. High near 77. Calm wind becoming east northeast 5 to 9 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers. Low around 68. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Thursday
Showers, mainly before noon. High near 77. East wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers. Low around 68. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, mainly before noon. High near 77. Northeast wind 3 to 8 mph. Chance of precipitation is 80%.
Friday Night
Showers. Low around 68. Light north wind. Chance of precipitation is 80%.
Saturday
Showers, mainly before noon. High near 77. East northeast wind 3 to 8 mph. Chance of precipitation is 80%.
Saturday Night
Showers. Low around 68. Light and variable wind. Chance of precipitation is 80%.
Sunday
Showers. High near 78. Calm wind becoming east 5 to 8 mph. Chance of precipitation is 80%.
Sunday Night
Showers. Low around 67. Light and variable wind. Chance of precipitation is 80%.
Monday
Showers. High near 78. Light and variable wind becoming east 5 to 7 mph. Chance of precipitation is 80%.
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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:
6:01 am HST Jun 23, 2026
Forecast Valid:
10am HST Jun 23, 2026-6pm HST Jun 29, 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