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

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Mostly Cloudy

74°F

23°C

Humidity 74%
Wind Speed S 9 mph
Barometer 29.93 in (1013.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 10 Mar 8:53 am HST
Extended Forecast for

Papaaloa HI

Flood Watch March 11, 06:00pm until March 14, 06:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Isolated showers. Mostly sunny, with a high near 78. Windy, with a southeast wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 78 °F

    Isolated
    Showers and
    Windy

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 66. South southeast wind 10 to 13 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 80. South southeast wind 5 to 10 mph becoming light south in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 80. Calm wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 68. South southeast wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Heavy Rain

  • Friday

    Friday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 80. Breezy, with a south southeast wind 17 to 22 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 80%.

    High: 80 °F

    Heavy Rain
    and Breezy

  • Friday Night

    Friday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 68. Breezy, with a south wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 68 °F

    Scattered
    Showers and
    Breezy

  • Saturday

    Saturday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 81. Breezy, with a south wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 81 °F

    Scattered
    Showers and
    Breezy

Detailed Forecast

Today
Isolated showers. Mostly sunny, with a high near 78. Windy, with a southeast wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Tonight
Isolated showers. Partly cloudy, with a low around 66. South southeast wind 10 to 13 mph. Chance of precipitation is 20%.
Wednesday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 80. South southeast wind 5 to 10 mph becoming light south in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 80. Calm wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 68. South southeast wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 80. Breezy, with a south southeast wind 17 to 22 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 80%.
Friday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 68. Breezy, with a south wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Saturday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 81. Breezy, with a south wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. South southwest wind 7 to 9 mph. Chance of precipitation is 60%.
Sunday
Showers. The rain could be heavy at times. High near 81. South southwest wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 80%.
Sunday Night
Showers likely. The rain could be heavy at times. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%.
Monday
Showers likely. The rain could be heavy at times. Mostly cloudy, with a high near 80. Calm wind. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Papaaloa HI
 19.97°N 155.21°W (Elev. 407 ft)
Last Update:
6:01 am HST Mar 10, 2026
Forecast Valid:
9am HST Mar 10, 2026-6pm HST Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation