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

78°F

26°C

Humidity 67%
Wind Speed E 14 mph
Barometer 30.14 in (1020.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 21 May 8:53 am HST
Extended Forecast for

4 Miles E Hilo International Airport HI

High Surf Advisory until May 22, 06:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory until May 22, 06:00pm

    NOW until 6:00pm Fri

    High Surf Advisory

  • Today

    High: 80 °F

    Scattered
    Showers

  • Tonight

    Tonight: Showers likely, mainly before midnight. Mostly cloudy, with a low around 68. North northeast wind 7 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 68 °F

    Showers
    Likely

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 79. North northeast wind 9 to 13 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. North northeast wind 8 to 13 mph becoming light east. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 67 °F

    Scattered
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before noon. Partly sunny, with a high near 79. Northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Showers
    Likely then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. Northeast wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 67 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before noon. Partly sunny, with a high near 79. East northeast wind 6 to 11 mph becoming light east southeast in the afternoon. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. Calm wind becoming northeast around 6 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Today
Scattered showers. Partly sunny, with a high near 80. Northeast wind around 11 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, mainly before midnight. Mostly cloudy, with a low around 68. North northeast wind 7 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Scattered showers. Partly sunny, with a high near 79. North northeast wind 9 to 13 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. North northeast wind 8 to 13 mph becoming light east. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly before noon. Partly sunny, with a high near 79. Northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. Northeast wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly before noon. Partly sunny, with a high near 79. East northeast wind 6 to 11 mph becoming light east southeast in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. Calm wind becoming northeast around 6 mph. Chance of precipitation is 60%.
Memorial Day
Scattered showers. Partly sunny, with a high near 80. Light east wind becoming east northeast 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
Monday Night
Occasional showers, mainly after midnight. Low around 67. Northeast wind 6 to 8 mph. Chance of precipitation is 80%.
Tuesday
Scattered showers. Partly sunny, with a high near 80. East northeast wind around 9 mph. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 67. Northeast wind 6 to 9 mph. Chance of precipitation is 70%.
Wednesday
Scattered showers. Partly sunny, with a high near 80. East northeast wind 6 to 9 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:
6:01 am HST May 21, 2026
Forecast Valid:
9am HST May 21, 2026-6pm HST May 27, 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