National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Threat The Across The Eastern U.S.

A strong cold front will gradually push through the Eastern U.S. over the next couple of days and will bring heavy rain and severe weather, primarily damaging winds . Excessive rainfall may result in flash flooding in the central Great Lakes and central Appalachians. Flash flood watches are currently in effect from the coastal Carolinas to the Great Lakes. Read More >

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Overcast

78°F

26°C

Humidity 76%
Wind Speed W 6 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 21 Sep 3:53 pm HST
Extended Forecast for

Hilo International Airport HI

  • This
    Afternoon

    This Afternoon: Scattered showers. Mostly cloudy, with a high near 84. East northeast wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers

    High: 84 °F

  • Tonight

    Tonight: Showers likely. Mostly cloudy, with a low around 70. East northeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely

    Low: 70 °F

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 84. North northeast wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 68. North wind around 6 mph becoming light and variable. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers

    Low: 68 °F

  • Thursday

    Thursday: Scattered showers. Partly sunny, with a high near 84. North northeast wind 3 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Scattered
    Showers

    High: 84 °F

  • Thursday
    Night

    Thursday Night: Showers likely. Mostly cloudy, with a low around 70. Light north northwest wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely

    Low: 70 °F

  • Friday

    Friday: Showers likely, mainly before noon. Partly sunny, with a high near 84. East northeast wind 3 to 7 mph. Chance of precipitation is 60%.

    Showers
    Likely then
    Scattered
    Showers

    High: 84 °F

  • Friday
    Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 70%.

    Showers
    Likely

    Low: 70 °F

  • Saturday

    Saturday: Showers likely, mainly before noon. Partly sunny, with a high near 84. Calm wind becoming east 5 to 7 mph. Chance of precipitation is 60%.

    Showers
    Likely then
    Scattered
    Showers

    High: 84 °F

Detailed Forecast

This Afternoon
Scattered showers. Mostly cloudy, with a high near 84. East northeast wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely. Mostly cloudy, with a low around 70. East northeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers. Partly sunny, with a high near 84. North northeast wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 68. North wind around 6 mph becoming light and variable. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Scattered showers. Partly sunny, with a high near 84. North northeast wind 3 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers likely. Mostly cloudy, with a low around 70. Light north northwest wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly before noon. Partly sunny, with a high near 84. East northeast wind 3 to 7 mph. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 70%.
Saturday
Showers likely, mainly before noon. Partly sunny, with a high near 84. Calm wind becoming east 5 to 7 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 70. Calm wind becoming east northeast around 5 mph after midnight. Chance of precipitation is 70%.
Sunday
Showers. High near 84. East northeast wind 5 to 8 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely. Cloudy, with a low around 71. East northeast wind around 6 mph becoming calm. Chance of precipitation is 70%.
Monday
Scattered showers. Partly sunny, with a high near 84. Northeast wind 5 to 9 mph. Chance of precipitation is 40%.
Monday Night
Showers likely. Mostly cloudy, with a low around 69. North wind around 6 mph. Chance of precipitation is 60%.
Tuesday
Showers likely. Partly sunny, with a high near 85. East northeast wind 5 to 7 mph. Chance of precipitation is 60%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Hilo International Airport HI
 19.72°N 155.04°W (Elev. 39 ft)
Last Update:
4:00 pm HST Sep 21, 2021
Forecast Valid:
4pm HST Sep 21, 2021-6pm HST Sep 28, 2021
 
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