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

Hazardous Weather Conditions

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Mostly Cloudy

74°F

23°C

Humidity 76%
Wind Speed SE 6 mph
Barometer 29.91 in (1012.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 10 Apr 7:53 pm HST
Extended Forecast for

Hilo International Airport HI

Flood Watch April 10, 08:46pm until April 11, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 10, 08:46pm until April 11, 06:00am

    NOW until 6:00am Sat

    Flood Watch

  • Tonight

    Low: 70 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Partly sunny, with a high near 80. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 70. Southeast wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 70 °F

    Showers
    Likely

  • Sunday

    Sunday: Scattered showers, mainly after 8am. Mostly sunny, with a high near 81. East southeast wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 81 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. The rain could be heavy at times. Mostly cloudy, with a low around 70. South wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Heavy Rain

  • Monday

    Monday: Showers likely, mainly after 2pm. Mostly sunny, with a high near 80. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 80 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 2am. Partly cloudy, with a low around 70. South southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Isolated showers before 8am, then isolated showers after 2pm. Sunny, with a high near 81. Calm wind becoming east southeast 5 to 8 mph. Chance of precipitation is 20%.

    High: 81 °F

    Isolated
    Showers

Detailed Forecast

Tonight
Frequent showers, mainly before 2am. Low around 70. Calm wind becoming south southeast around 6 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Saturday
Showers likely, mainly after 2pm. Partly sunny, with a high near 80. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 70. Southeast wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Scattered showers, mainly after 8am. Mostly sunny, with a high near 81. East southeast wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Scattered showers. The rain could be heavy at times. Mostly cloudy, with a low around 70. South wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers likely, mainly after 2pm. Mostly sunny, with a high near 80. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 2am. Partly cloudy, with a low around 70. South southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%.
Tuesday
Isolated showers before 8am, then isolated showers after 2pm. Sunny, with a high near 81. Calm wind becoming east southeast 5 to 8 mph. Chance of precipitation is 20%.
Tuesday Night
Scattered showers, mainly between 8pm and 2am. Partly cloudy, with a low around 70. Light south wind. Chance of precipitation is 30%.
Wednesday
Isolated showers. Sunny, with a high near 80. East wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 80. Calm wind becoming east 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 69. Light and variable wind becoming east southeast around 6 mph after midnight.
Friday
Isolated showers. Sunny, with a high near 80. East wind 3 to 8 mph. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.09°W (Elev. 95 ft)
Last Update:
6:02 pm HST Apr 10, 2026
Forecast Valid:
8pm HST Apr 10, 2026-6pm HST Apr 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