Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

Daniel K Inouye International Airport (PHNL)

Lat: 21.33°NLon: 157.94°WElev: 10ft.

Light Rain

69°F

21°C

Humidity 84%
Wind Speed S 6 mph
Barometer 29.87 in (1011.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Feb 8:53 pm HST
Extended Forecast for

Waipahu HI

Flood Watch February 21, 09:16pm until February 22, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch February 21, 09:16pm until February 22, 06:00am

    NOW until 6:00am Sun

    Flood Watch

  • Tonight

    Low: 66 °F

    Heavy Rain
    then
    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall.  Partly sunny, with a high near 79. Light north northwest wind becoming west 6 to 11 mph in the morning.  Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms before midnight, then isolated showers. Some of the storms could produce heavy rainfall.  Partly cloudy, with a low around 66. Light and variable wind becoming east northeast 5 to 9 mph after midnight.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Heavy Rain

  • Monday

    Monday: Scattered showers.  Partly sunny, with a high near 77. East northeast wind 9 to 13 mph.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers, mainly after midnight.  Partly cloudy, with a low around 66. Northeast wind 10 to 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 66 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon.  Mostly sunny, with a high near 77. Breezy, with an east northeast wind 13 to 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Scattered
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. Northeast wind 10 to 13 mph.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. Breezy, with an east northeast wind 13 to 15 mph, with gusts as high as 21 mph.

    High: 76 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before midnight, then scattered showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 79. Light north northwest wind becoming west 6 to 11 mph in the morning. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Scattered showers and thunderstorms before midnight, then isolated showers. Some of the storms could produce heavy rainfall. Partly cloudy, with a low around 66. Light and variable wind becoming east northeast 5 to 9 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Scattered showers. Partly sunny, with a high near 77. East northeast wind 9 to 13 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Scattered showers, mainly after midnight. Partly cloudy, with a low around 66. Northeast wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Scattered showers, mainly before noon. Mostly sunny, with a high near 77. Breezy, with an east northeast wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 66. Northeast wind 10 to 13 mph.
Wednesday
Mostly sunny, with a high near 76. Breezy, with an east northeast wind 13 to 15 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 66. East northeast wind 8 to 13 mph.
Thursday
Sunny, with a high near 78. East wind 9 to 13 mph.
Thursday Night
Partly cloudy, with a low around 66. East wind 9 to 14 mph becoming south southwest after midnight. Winds could gust as high as 18 mph.
Friday
Mostly sunny, with a high near 79. South southwest wind 9 to 14 mph becoming light and variable in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 67. Light and variable wind.
Saturday
Mostly sunny, with a high near 79. Light and variable wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Waipahu HI
 21.38°N 158.01°W (Elev. 13 ft)
6:01 pm HST Feb 21, 2026
9pm HST Feb 21, 2026-6pm HST Feb 28, 2026
 
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Additional Resources

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