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Hazardous Weather Conditions

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Overcast

76°F

24°C

Humidity 94%
Wind Speed SE 8 mph
Barometer 29.99 in (1015.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 24 Aug 7:53 am HST
Extended Forecast for

4 Miles E Hilo International Airport HI

Flood Watch August 24, 08:44am until August 24, 06:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 24, 08:44am until August 24, 06:00pm

    NOW until 6:00pm Mon

    Flood Watch

  • Today

    High: 83 °F

    Showers then
    Scattered
    Showers

  • Tonight

    Tonight: Showers likely, mainly before midnight. Mostly cloudy, with a low around 72. East wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 72 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Scattered showers before noon. Partly sunny, with a high near 83. Light east northeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 83 °F

    Scattered
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 71. North northeast wind around 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 71 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers before noon. Partly sunny, with a high near 82. Northeast wind 6 to 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 82 °F

    Scattered
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 70. North wind around 6 mph becoming calm. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 70 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers, mainly before noon. Mostly sunny, with a high near 82. Northeast wind 5 to 8 mph. Chance of precipitation is 50%.

    High: 82 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Thursday Night

    Thursday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 70. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 70 °F

    Scattered
    Showers

Detailed Forecast

Today
Showers, mainly before noon. High near 83. Calm wind becoming east 5 to 9 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers likely, mainly before midnight. Mostly cloudy, with a low around 72. East wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Scattered showers before noon. Partly sunny, with a high near 83. Light east northeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 71. North northeast wind around 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers before noon. Partly sunny, with a high near 82. Northeast wind 6 to 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 70. North wind around 6 mph becoming calm. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Scattered showers, mainly before noon. Mostly sunny, with a high near 82. Northeast wind 5 to 8 mph. Chance of precipitation is 50%.
Thursday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 70. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
Scattered showers, mainly before noon. Partly sunny, with a high near 82. Light north wind becoming east northeast 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 70. North northeast wind around 6 mph. Chance of precipitation is 40%.
Saturday
Scattered showers. Partly sunny, with a high near 83. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 72. North wind 3 to 8 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Mostly sunny, with a high near 83. North northeast wind 3 to 8 mph. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Hilo International Airport HI
 19.7°N 155.02°W (Elev. 36 ft)
Last Update:
7:33 am HST Aug 24, 2026
Forecast Valid:
8am HST Aug 24, 2026-6pm HST Aug 30, 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