Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Mostly Cloudy

80°F

27°C

Humidity 85%
Wind Speed SE 13 mph
Barometer 29.80 in (1008.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 6 Sep 1:53 pm HST
Extended Forecast for

Hilo International Airport HI

Flood Watch until September 8, 06:00pm
High Surf Advisory September 6, 02:16pm until September 8, 06:00am
Click here for hazard details and duration
Flood Watch
High Surf Advisory
  •  
    Flood Watch until September 8, 06:00pm
    High Surf Advisory September 6, 02:16pm until September 8, 06:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 82 °F

    Heavy Rain

  • Tonight

    Tonight: Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 73. Light and variable wind becoming southwest around 6 mph.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 73 °F

    Heavy Rain

  • Labor Day

    Labor Day: Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  High near 83. Light south wind becoming southeast 6 to 11 mph in the morning.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 83 °F

    Heavy Rain

  • Monday Night

    Monday Night: Frequent showers. The rain could be heavy at times.  Low around 75. South southeast wind 7 to 9 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 75 °F

    Heavy Rain

  • Tuesday

    Tuesday: Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall.  High near 85. East southeast wind 7 to 11 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 74. East southeast wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 74 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Frequent showers, mainly after noon. The rain could be heavy at times.  High near 82. East wind 5 to 7 mph.  Chance of precipitation is 80%.

    High: 82 °F

    Scattered
    Showers then
    Heavy Rain

  • Wednesday Night

    Wednesday Night: Frequent showers. The rain could be heavy at times.  Low around 72. Northeast wind around 6 mph.  Chance of precipitation is 80%.

    Low: 72 °F

    Heavy Rain

Detailed Forecast

This Afternoon
Frequent showers. The rain could be heavy at times. High near 82. Light east wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 73. Light and variable wind becoming southwest around 6 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Labor Day
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 83. Light south wind becoming southeast 6 to 11 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Frequent showers. The rain could be heavy at times. Low around 75. South southeast wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 85. East southeast wind 7 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 74. East southeast wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Frequent showers, mainly after noon. The rain could be heavy at times. High near 82. East wind 5 to 7 mph. Chance of precipitation is 80%.
Wednesday Night
Frequent showers. The rain could be heavy at times. Low around 72. Northeast wind around 6 mph. Chance of precipitation is 80%.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 80. Northeast wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 60%.
Thursday Night
Scattered showers before midnight. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 40%.
Friday
Scattered showers. Mostly sunny, with a high near 81. Calm wind becoming east 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 40%.
Saturday
Scattered showers. Partly sunny, with a high near 81. Calm wind becoming east northeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.09°W (Elev. 95 ft)
6:01 am HST Sep 6, 2026
2pm HST Sep 6, 2026-6pm HST Sep 12, 2026
 
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Additional Resources

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