| NWS Forecast for: Kauai Mountains Issued by: National Weather Service Honolulu, HI Last Update: 342 PM HST Wed Sep 16 2026 |  |
Tonight: Mostly cloudy. Scattered showers in the evening, then showers likely after midnight. Lows around 72 in the valleys to around 64 above 4000 feet. Northeast winds up to 15 mph. Chance of rain 70 percent. Thursday: Mostly cloudy. Breezy. Showers likely in the morning, then occasional showers and slight chance of thunderstorms in the afternoon. Highs 74 to 82 in the valleys to around 68 above 4000 feet. Northeast winds up to 20 mph increasing to 10 to 20 mph in the afternoon. Chance of rain 90 percent. Thursday Night: Mostly cloudy. Breezy. Occasional showers in the evening, then showers likely after midnight. Lows around 71 in the valleys to around 63 above 4000 feet. Northeast winds 10 to 20 mph. Chance of rain 90 percent. Friday: Mostly cloudy. Breezy. Occasional showers in the morning, then showers likely in the afternoon. Locally heavy rainfall possible. Highs 67 to 84. East winds 10 to 20 mph. Chance of rain 90 percent. Friday Night: Mostly cloudy. Breezy. Scattered showers in the evening, then showers likely after midnight. Lows 62 to 73. East winds 10 to 20 mph. Chance of rain 70 percent. Saturday: Mostly cloudy with showers likely. Highs 67 to 84. East winds 10 to 15 mph. Chance of rain 70 percent. Saturday Night: Mostly cloudy with scattered showers. Lows 61 to 73. East winds 10 to 15 mph. Chance of rain 50 percent. Sunday: Partly sunny with scattered showers. Highs 67 to 84. East winds 10 to 15 mph. Chance of rain 50 percent. Sunday Night: Mostly cloudy with scattered showers. Lows 61 to 72. East winds 10 to 15 mph. Chance of rain 50 percent. Monday: Partly sunny with scattered showers. Highs 67 to 84. East winds 10 to 15 mph. Chance of rain 50 percent. Monday Night: Mostly cloudy. Scattered showers in the evening, then showers likely after midnight. Lows 61 to 72. East winds 10 to 15 mph. Chance of rain 70 percent. Tuesday: Mostly cloudy. Showers likely in the morning, then scattered showers in the afternoon. Highs 67 to 84. Northeast winds 10 to 15 mph. Chance of rain 70 percent. Tuesday Night: Breezy. Mostly cloudy with scattered showers. Lows 61 to 73. East winds 10 to 20 mph. Chance of rain 50 percent. Wednesday: Breezy. Mostly cloudy with showers likely. Highs 66 to 83. East winds 10 to 20 mph. Chance of rain 70 percent. | |
| Zone Forecast: Kauai Mountains | |
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