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

Impacts from Lowell to impact the islands through Tuesday

Lowell is expected to bring various impacts to all islands through Tuesday. High surf will continue through Monday night. Flooding will be possible as showers and thunderstorms develop Sunday night through Tuesday, and there is the possibility for some tornadoes/waterspouts Monday and Monday night. Tropical storm force winds are expected to reach Kauai and Niihau late Monday through Monday night. Read More >

Hazardous Weather Conditions

Current conditions at

Lihue, Lihue Airport (PHLI)

Lat: 21.98°NLon: 159.34°WElev: 148ft.

Light Rain and Breezy

78°F

26°C

Humidity 85%
Wind Speed E 22 G 35 mph
Barometer 29.87 in (1011.0 mb)
Dewpoint 73°F (23°C)
Visibility 7.00 mi
Heat Index80°F (27°C)
Last update 6 Sep 10:53 am HST
Extended Forecast for

Koloa HI

Tropical Storm Warning until further notice
Flood Watch September 6, 12:00pm until September 8, 06:00pm
High Surf Advisory September 6, 11:55am until September 8, 06:00am
Click here for hazard details and duration
Tropical Storm Warning until further notice
Flood Watch
High Surf Advisory
  •  
    Tropical Storm Warning until further notice
    High Surf Advisory September 6, 11:55am until September 8, 06:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 85 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 75. Breezy, with an east wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 75 °F

    Heavy Rain
    and Breezy

  • Labor Day

    Labor Day: Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 84. Breezy, with an east wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.

    High: 84 °F

    Heavy Rain
    and Breezy

  • Monday Night

    Monday Night: Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 76. Breezy, with a south southeast wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 76 °F

    Heavy Rain
    and Breezy

  • Tuesday

    Tuesday: Frequent showers. The rain could be heavy at times. High near 86. Breezy, with a south southwest wind 12 to 17 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 86 °F

    Heavy Rain
    and Breezy
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 77. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 77 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 88. Southeast wind 3 to 7 mph. Chance of precipitation is 50%.

    High: 88 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 76. East wind 7 to 10 mph. Chance of precipitation is 70%.

    Low: 76 °F

    Showers
    Likely

Detailed Forecast

Today
Frequent showers. High near 85. Breezy, with an east northeast wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 75. Breezy, with an east wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Labor Day
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 84. Breezy, with an east wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.
Monday Night
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 76. Breezy, with a south southeast wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Tuesday
Frequent showers. The rain could be heavy at times. High near 86. Breezy, with a south southwest wind 12 to 17 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 77. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers. Partly sunny, with a high near 88. Southeast wind 3 to 7 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 76. East wind 7 to 10 mph. Chance of precipitation is 70%.
Thursday
Scattered showers. Partly sunny, with a high near 86. East wind 10 to 13 mph. Chance of precipitation is 50%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 75. East northeast wind around 11 mph. Chance of precipitation is 40%.
Friday
Scattered showers. Mostly sunny, with a high near 85. East wind around 10 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 74. East northeast wind around 10 mph. Chance of precipitation is 30%.
Saturday
Scattered showers. Mostly sunny, with a high near 86. East northeast wind around 10 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Koloa HI
 21.89°N 159.47°W (Elev. 164 ft)
Last Update:
6:01 am HST Sep 6, 2026
Forecast Valid:
11am HST Sep 6, 2026-6pm HST Sep 12, 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