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

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 >

Hazardous Weather Conditions

Current conditions at

Wheeler Air Force Base / Oahu (PHHI)

Lat: 21.48°NLon: 158.03°WElev: 837ft.

Light Rain

68°F

20°C

Humidity 90%
Wind Speed Calm
Barometer 29.89 in (1011.3 mb)
Dewpoint 65°F (18°C)
Visibility 9.00 mi
Last update 21 Feb 11:55 am HST
Extended Forecast for

Waipio HI

Flood Watch February 21, 12:51pm until February 21, 06:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch February 21, 12:51pm until February 21, 06:00pm

    NOW until 6:00pm Sat

    Flood Watch

  • This Afternoon

    High: 78 °F

    Heavy Rain

  • Tonight

    Tonight: Scattered showers, mainly before midnight. Widespread haze. Mostly cloudy, with a low around 65. North wind 3 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Scattered
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers. Widespread haze. Partly sunny, with a high near 78. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. New precipitation amounts between a quarter and half of an inch possible.

    High: 78 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Partly cloudy, with a low around 65. North northeast wind around 5 mph becoming calm in the evening. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 65 °F

    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers. Partly sunny, with a high near 76. Light east wind. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 76 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Partly cloudy, with a low around 65. Light east northeast wind becoming northeast 5 to 9 mph after midnight.

    Low: 65 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Partly sunny, with a high near 76. Northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    High: 76 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. Northeast wind around 14 mph, with gusts as high as 18 mph.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Widespread haze. Mostly cloudy, with a high near 78. Calm wind becoming southwest 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Scattered showers, mainly before midnight. Widespread haze. Mostly cloudy, with a low around 65. North wind 3 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 50 percent chance of showers. Widespread haze. Partly sunny, with a high near 78. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65. North northeast wind around 5 mph becoming calm in the evening. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 76. Light east wind. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65. Light east northeast wind becoming northeast 5 to 9 mph after midnight.
Tuesday
Scattered showers, mainly before noon. Partly sunny, with a high near 76. Northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 66. Northeast wind around 14 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 75. Breezy, with an east northeast wind 14 to 16 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 65. Breezy, with an east northeast wind 11 to 16 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 77. East wind 9 to 11 mph.
Thursday Night
Mostly clear, with a low around 65. East wind 5 to 9 mph becoming light southeast after midnight.
Friday
Mostly sunny, with a high near 78. South wind 3 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waipio HI
 21.4°N 158.01°W (Elev. 233 ft)
Last Update:
9:09 am HST Feb 21, 2026
Forecast Valid:
12pm HST Feb 21, 2026-6pm HST Feb 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