| NWS Forecast for: Kauai Southwest Issued by: National Weather Service Honolulu, HI Last Update: 327 AM HST Tue Sep 22 2026 | |
| Today: Mostly sunny. Isolated showers in the afternoon. Highs 87 to 93 near the shore to around 80 above 3000 feet. Northeast winds up to 10 mph shifting to the southwest in the afternoon. Chance of rain 20 percent. Tonight: Partly cloudy in the evening then becoming mostly cloudy. Lows around 76 near the shore to around 67 above 3000 feet. Northeast winds up to 10 mph. Wednesday: Sunny. Highs 86 to 92 near the shore to around 79 above 3000 feet. East winds up to 10 mph. Wednesday Night: Partly cloudy. Lows 65 to 77. Northeast winds up to 10 mph. Thursday: Mostly sunny. Highs 77 to 91. Northeast winds up to 15 mph. Thursday Night: Partly cloudy. Isolated showers after midnight. Lows 65 to 77. Northeast winds 10 to 15 mph. Chance of rain 20 percent. Friday: Mostly sunny. Isolated showers in the morning. Highs 77 to 91. Northeast winds 10 to 15 mph. Chance of rain 20 percent. Friday Night: Breezy. Partly cloudy with isolated showers in the evening, then mostly cloudy with scattered showers after midnight. Lows 65 to 77. Northeast winds 10 to 20 mph. Chance of rain 40 percent. Saturday: Breezy. Mostly sunny with isolated showers. Highs 77 to 91. Northeast winds 10 to 25 mph. Chance of rain 20 percent. Saturday Night: Breezy. Partly cloudy with isolated showers. Lows 64 to 77. East winds 10 to 25 mph. Chance of rain 20 percent. Sunday: Breezy. Sunny with isolated showers. Highs 76 to 90. East winds 10 to 25 mph. Chance of rain 20 percent. Sunday Night: Breezy. Mostly clear with isolated showers. Lows 64 to 77. East winds 10 to 20 mph. Chance of rain 20 percent. Monday: Sunny with isolated showers. Highs 76 to 90. East winds 10 to 15 mph. Chance of rain 20 percent. | |
| Zone Forecast: Kauai Southwest | |
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