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

Bradshaw Army Air Field / Hawaii (PHSF)

Lat: 19.76°NLon: 155.55°WElev: 6138ft.

Mostly Cloudy

74°F

23°C

Humidity 55%
Wind Speed SE 17 G 22 mph
Barometer 30.15 in (1008.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 6 Sep 1:55 pm HST
Extended Forecast for

Waimea HI

Flood Watch until September 8, 06:00pm
High Surf Advisory September 6, 02:53pm until September 8, 06:00am
Click here for hazard details and duration
Flood Watch
High Surf Advisory
  •  
    Flood Watch until September 8, 06:00pm
    High Surf Advisory September 6, 02:53pm until September 8, 06:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 76 °F

    Heavy Rain
    and Breezy

  • Tonight

    Tonight: Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 70 °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 77. Northeast wind 6 to 11 mph becoming light and variable in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Heavy Rain

  • Monday Night

    Monday Night: Frequent showers. The rain could be heavy at times. Low around 71. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 71 °F

    Heavy Rain

  • Tuesday

    Tuesday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 79. Light northwest wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 71. Calm wind becoming east northeast 5 to 7 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 71 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after noon. Partly sunny, with a high near 77. East northeast wind 7 to 9 mph. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 68. East northeast wind around 9 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 76. Breezy, with an east northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Occasional showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Labor Day
Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. Northeast wind 6 to 11 mph becoming light and variable in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Frequent showers. The rain could be heavy at times. Low around 71. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Scattered showers, then showers likely and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 79. Light northwest wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 71. Calm wind becoming east northeast 5 to 7 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly after noon. Partly sunny, with a high near 77. East northeast wind 7 to 9 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 68. East northeast wind around 9 mph. Chance of precipitation is 60%.
Thursday
Scattered showers, mainly after noon. Partly sunny, with a high near 74. East northeast wind 6 to 9 mph. Chance of precipitation is 30%.
Thursday Night
Scattered showers before midnight. Partly cloudy, with a low around 66. East wind around 6 mph. Chance of precipitation is 30%.
Friday
Scattered showers. Mostly sunny, with a high near 73. Northeast wind around 6 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers. Partly cloudy, with a low around 67. East wind around 6 mph. Chance of precipitation is 40%.
Saturday
Isolated showers. Mostly sunny, with a high near 74. East wind 3 to 8 mph. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Waimea HI
 20.04°N 155.69°W (Elev. 2992 ft)
Last Update:
6:01 am HST Sep 6, 2026
Forecast Valid:
2pm 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