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

Hazardous Weather Conditions

Current conditions at

Lihue, Lihue Airport (PHLI)

Lat: 21.98°NLon: 159.34°WElev: 148ft.

Mostly Cloudy

73°F

23°C

Humidity 84%
Wind Speed SW 7 mph
Barometer 29.76 in (1007.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 21 Mar 5:53 am HST
Extended Forecast for

Poipu HI

Flood Watch March 21, 06:32am until March 22, 06:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 21, 06:32am until March 22, 06:00pm

    NOW until 6:00pm Sun

    Flood Watch

  • Today

    High: 80 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 68. West southwest wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Heavy Rain

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 8am, then isolated showers and thunderstorms after 8am. Some of the storms could produce heavy rainfall. High near 81. West wind around 7 mph becoming north in the afternoon. Chance of precipitation is 90%.

    High: 81 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 67. North northeast wind 6 to 10 mph.

    Low: 67 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 21 mph.

    High: 79 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Breezy, with a northeast wind around 15 mph, with gusts as high as 21 mph.

    Low: 66 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Breezy, with an east northeast wind 14 to 16 mph, with gusts as high as 23 mph.

    High: 79 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. Breezy, with an east northeast wind 14 to 16 mph, with gusts as high as 23 mph.

    Low: 66 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Today
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 80. Southwest wind 6 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 68. West southwest wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm before 8am, then isolated showers and thunderstorms after 8am. Some of the storms could produce heavy rainfall. High near 81. West wind around 7 mph becoming north in the afternoon. Chance of precipitation is 90%.
Sunday Night
Mostly cloudy, with a low around 67. North northeast wind 6 to 10 mph.
Monday
Mostly sunny, with a high near 79. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 66. Breezy, with a northeast wind around 15 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 79. Breezy, with an east northeast wind 14 to 16 mph, with gusts as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 66. Breezy, with an east northeast wind 14 to 16 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 79. East northeast wind around 14 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 66. East northeast wind 10 to 14 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 80. Breezy, with an east northeast wind 10 to 15 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 66. Breezy, with a northeast wind around 15 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 80. Breezy, with a northeast wind around 15 mph, with gusts as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Poipu HI
 21.89°N 159.47°W (Elev. 164 ft)
Last Update:
6:02 am HST Mar 21, 2026
Forecast Valid:
6am HST Mar 21, 2026-6pm HST Mar 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