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.

Overcast

74°F

23°C

Humidity 85%
Wind Speed SE 10 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 11 Apr 12:53 am HST
Extended Forecast for

4 Miles E Hilo International Airport HI

Flood Watch April 11, 01:29am until April 11, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 11, 01:29am until April 11, 06:00am

    NOW until 6:00am Sat

    Flood Watch

  • Overnight

    Low: 69 °F

    Scattered
    Showers

  • Saturday

    Saturday: Frequent showers. The rain could be heavy at times. High near 82. East southeast wind 5 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 82 °F

    Heavy Rain

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 69. Southeast wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly sunny, with a high near 82. East southeast wind 8 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 82 °F

    Scattered
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. The rain could be heavy at times. Mostly cloudy, with a low around 69. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 69 °F

    Heavy Rain

  • Monday

    Monday: Showers likely, mainly after 2pm. Mostly sunny, with a high near 81. Southeast wind 6 to 11 mph. Chance of precipitation is 60%.

    High: 81 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. The rain could be heavy at times. Partly cloudy, with a low around 69. South southeast wind 3 to 7 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Heavy Rain

  • Tuesday

    Tuesday: Isolated showers before 8am, then isolated showers after 2pm. Sunny, with a high near 82. East southeast wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 10%.

    High: 82 °F

    Isolated
    Showers

Detailed Forecast

Overnight
Scattered showers. Cloudy, with a low around 69. Southeast wind 5 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Frequent showers. The rain could be heavy at times. High near 82. East southeast wind 5 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 69. Southeast wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly after 2pm. Mostly sunny, with a high near 82. East southeast wind 8 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers likely, mainly before 8pm. The rain could be heavy at times. Mostly cloudy, with a low around 69. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly after 2pm. Mostly sunny, with a high near 81. Southeast wind 6 to 11 mph. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 8pm. The rain could be heavy at times. Partly cloudy, with a low around 69. South southeast wind 3 to 7 mph. Chance of precipitation is 60%.
Tuesday
Isolated showers before 8am, then isolated showers after 2pm. Sunny, with a high near 82. East southeast wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 10%.
Tuesday Night
Scattered showers, mainly between 8pm and 2am. Partly cloudy, with a low around 69. Light south wind. Chance of precipitation is 30%.
Wednesday
Isolated showers before 8am. Sunny, with a high near 81. Calm wind becoming east 5 to 8 mph. Chance of precipitation is 10%.
Wednesday Night
Scattered showers. Partly cloudy, with a low around 68. Light southeast wind. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 81. Calm wind becoming east 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 68. Light and variable wind becoming east southeast 5 to 7 mph after midnight.
Friday
Sunny, with a high near 81. East wind 5 to 8 mph.
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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:
11:43 pm HST Apr 10, 2026
Forecast Valid:
1am HST Apr 11, 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