My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Flood Watch
      until 6:00 AM HST
      Elev 623 ft, 21.914 °N 159.516 °W

      Kalaheo, HI

      South Kauai Station77°
      Updated: 7:55 AM HST on September 17, 2026 (GMT -10)
      just now
      84°
      74°
      77
      Feels Like 79
      Partly Cloudy
      N
      10
      Gusts 18 mph
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Fri 09/18
        High 84°f
         35% Precip. / 0.01 in
        Partly cloudy this morning. Increasing clouds with periods of showers this afternoon. High 84F. Winds NNE at 15 to 25 mph. Chance of rain 40%.
        Tonight
        Fri 09/18
        Low 73°f
         44% Precip. / 0.26 in
        Considerable cloudiness with occasional rain showers. Low 73F. Winds NE at 10 to 15 mph. Chance of rain 40%.
        Tomorrow
        Sat 09/19
        High 84°f73°f
         50% Precip. / 0.11 in
        Showers in the morning, then partly cloudy in the afternoon. High 84F. Winds NE at 10 to 20 mph. Chance of rain 50%.
        Hourly Forecast
        Now
        82°
        8AM
        82°
        9AM
        83°
        10AM
        83°
        11AM
        82°
        12PM
        83°
        1PM
        84°
        2PM
        84°
        3PM
        84°
        4PM
        83°
        5PM
        82°
        6PM
        35%
        80°
        6:38PM
        Sunset
        7PM
        78°
        8PM
        78°
        9PM
        40%
        77°
        10PM
        40%
        76°
        11PM
        38%
        76°
        12AM
        44%
        75°
        1AM
        45%
        75°
        2AM
        74°
        3AM
        74°
        4AM
        74°
        5AM
        74°
        6AM
        40%
        74°
        6:25AM
        Sunrise
        7AM
        41%
        74°
        Precipitation
        45%
        Pollen
        None
        Air Quality
        6
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 30 in
        2. Visibility 9 miles
        3. Clouds Partly Cloudy
        4. Dew Point71°F
        5. Humidity 69%
        6. Rainfall 0.02 in
        7. Snow Depth 0 in
         PHPA Station History
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 84°F 87°F 90°F 2016
        4. Low 74°F 69°F 64°F 2010
        5. Rain/Snow Depth
        6. Precipitation 0.27 in - in -
        7. Snow 0 in - in -
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 84°F 87°F 90°F
        4. Low 74°F 69°F 61°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:25 AM 6:38 PM
        3. Civil Twilight 6:03 AM 7:01 PM
        4. Nautical Twilight 5:37 AM 7:27PM
        5. Astronomical Twilight 5:11 AM 7:53 PM
        1. Length of Visible Light 12h 57m
        2. Length of Day 12h 13m
        3. Tomorrow will be 1 minute 14 seconds shorter
        1. Moon 12:31 PM 11:15 PM
        2. Waxing Crescent41% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareersWeather Data APIs
        PWS NetworkWundermap
        Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
        essentialaccessibility.com
        We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
        Review All Privacy and Ad Settings
        Choose how my information is shared
        Data Rights
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary