Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Partly Cloudy

67°F

19°C

Humidity 93%
Wind Speed W 8 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 7 Apr 5:53 am HST
Extended Forecast for

Hilo International Airport HI

Flood Watch April 8, 06:00am until April 10, 06:00pm
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Showers likely, then showers and possibly a thunderstorm after noon.  High near 76. Light and variable wind becoming east southeast around 6 mph in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 76 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm.  Low around 69. East southeast wind 5 to 7 mph becoming south after midnight.  Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.

    Low: 69 °F

    Showers

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall.  Cloudy, with a high near 78. South southeast wind 7 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall.  Cloudy, with a low around 69. South wind 10 to 13 mph.  Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

    Low: 69 °F

    Heavy Rain

  • Thursday

    Thursday: Scattered showers.  Cloudy, with a high near 78. South wind around 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 50%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 78 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Showers likely. The rain could be heavy at times.  Cloudy, with a low around 69. South wind 9 to 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.

    Low: 69 °F

    Heavy Rain

  • Friday

    Friday: Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall.  Cloudy, with a high near 78. South southeast wind 5 to 9 mph becoming light south.  Chance of precipitation is 50%.

    High: 78 °F

    Heavy Rain

  • Friday Night

    Friday Night: Scattered showers and thunderstorms before midnight, then isolated showers. Some of the storms could produce heavy rainfall.  Cloudy, with a low around 70. South wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 40%.

    Low: 70 °F

    Heavy Rain

  • Saturday

    Saturday: Isolated showers, then scattered showers and thunderstorms after noon. Some of the storms could produce heavy rainfall.  Partly sunny, with a high near 81. East northeast wind around 5 mph becoming calm  in the afternoon.  Chance of precipitation is 40%.

    High: 81 °F

    Heavy Rain

Detailed Forecast

Today
Showers likely, then showers and possibly a thunderstorm after noon. High near 76. Light and variable wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and possibly a thunderstorm. Low around 69. East southeast wind 5 to 7 mph becoming south after midnight. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.
Wednesday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 78. South southeast wind 7 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then scattered showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall. Cloudy, with a low around 69. South wind 10 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Scattered showers. Cloudy, with a high near 78. South wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely. The rain could be heavy at times. Cloudy, with a low around 69. South wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.
Friday
Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 78. South southeast wind 5 to 9 mph becoming light south. Chance of precipitation is 50%.
Friday Night
Scattered showers and thunderstorms before midnight, then isolated showers. Some of the storms could produce heavy rainfall. Cloudy, with a low around 70. South wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 40%.
Saturday
Isolated showers, then scattered showers and thunderstorms after noon. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 81. East northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%.
Saturday Night
Scattered showers, mainly before midnight. Partly cloudy, with a low around 70. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 30%.
Sunday
Scattered showers. Partly sunny, with a high near 80. East wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 50%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 50%.
Monday
Scattered showers. Partly sunny, with a high near 78. East southeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.09°W (Elev. 95 ft)
6:02 am HST Apr 7, 2026
6am HST Apr 7, 2026-6pm HST Apr 13, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database