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.

A Few Clouds

71°F

22°C

Humidity 90%
Wind Speed SW 3 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 22 Mar 5:53 am HST
Extended Forecast for

4 Miles WNW Volcano HI

Flood Watch March 22, 06:06am until March 22, 06:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 22, 06:06am until March 22, 06:00pm

    NOW until 6:00pm Sun

    Flood Watch

  • Today

    High: 66 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then scattered showers. Some of the storms could produce heavy rainfall. Low around 55. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Heavy Rain
    then
    Scattered
    Showers

  • Monday

    Monday: Occasional showers. High near 62. East northeast 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: 62 °F

    Showers

  • Monday Night

    Monday Night: Scattered showers, mainly before midnight. Mostly cloudy, with a low around 52. Calm wind becoming north northeast around 6 mph after midnight. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers. Partly sunny, with a high near 63. North northeast wind 6 to 9 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers before midnight. Partly cloudy, with a low around 52. North northwest wind around 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Scattered
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Scattered showers, mainly after noon. Partly sunny, with a high near 63. North northeast wind around 9 mph. Chance of precipitation is 30%.

    High: 63 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers before midnight. Mostly cloudy, with a low around 51. North northwest wind around 8 mph. Chance of precipitation is 30%.

    Low: 51 °F

    Scattered
    Showers then
    Partly Cloudy

Detailed Forecast

Today
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 66. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and possibly a thunderstorm before midnight, then scattered showers. Some of the storms could produce heavy rainfall. Low around 55. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Occasional showers. High near 62. East northeast 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.
Monday Night
Scattered showers, mainly before midnight. Mostly cloudy, with a low around 52. Calm wind becoming north northeast around 6 mph after midnight. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Scattered showers. Partly sunny, with a high near 63. North northeast wind 6 to 9 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Scattered showers before midnight. Partly cloudy, with a low around 52. North northwest wind around 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers, mainly after noon. Partly sunny, with a high near 63. North northeast wind around 9 mph. Chance of precipitation is 30%.
Wednesday Night
Scattered showers before midnight. Mostly cloudy, with a low around 51. North northwest wind around 8 mph. Chance of precipitation is 30%.
Thursday
Scattered showers after noon. Partly sunny, with a high near 63. North northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Thursday Night
Isolated showers before midnight. Mostly cloudy, with a low around 50. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.
Friday
Scattered showers. Mostly cloudy, with a high near 64. North northeast wind 6 to 10 mph. Chance of precipitation is 30%.
Friday Night
Isolated showers. Mostly cloudy, with a low around 51. North wind 8 to 10 mph. Chance of precipitation is 20%.
Saturday
Scattered showers. Partly sunny, with a high near 62. North northeast wind 9 to 13 mph. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Volcano HI
 19.52°N 155.28°W (Elev. 4541 ft)
Last Update:
4:02 am HST Mar 22, 2026
Forecast Valid:
6am HST Mar 22, 2026-6pm HST Mar 28, 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