| NWS Forecast for: Niihau Issued by: National Weather Service Honolulu, HI Last Update: 314 PM HST Mon May 4 2026 | |
| Tonight: Partly cloudy with isolated showers. Lows 66 to 71. East winds up to 15 mph increasing to 10 to 15 mph after midnight. Chance of rain 20 percent. Tuesday: Mostly sunny with isolated showers. Highs 75 to 81. East winds around 10 mph shifting to the north in the afternoon. Chance of rain 20 percent. Tuesday Night: Partly cloudy early in the evening then becoming mostly cloudy. Isolated showers. Lows 66 to 71. North winds 10 to 15 mph. Chance of rain 20 percent. Wednesday: Partly sunny in the morning then becoming mostly sunny. Isolated showers. Highs 75 to 81. North winds 10 to 15 mph. Chance of rain 20 percent. Wednesday Night: Mostly cloudy with isolated showers. Lows 66 to 71. Northeast winds 10 to 15 mph. Chance of rain 20 percent. Thursday: Partly sunny with isolated showers. Highs 75 to 81. Northeast winds 10 to 15 mph. Chance of rain 20 percent. Thursday Night: Mostly cloudy with isolated showers. Lows 66 to 72. Northeast winds 10 to 15 mph. Chance of rain 20 percent. Friday: Partly sunny in the morning then becoming mostly sunny. Isolated showers. Highs 76 to 81. Northeast winds 10 to 15 mph. Chance of rain 20 percent. Friday Night: Mostly cloudy with isolated showers. Lows 67 to 72. Northeast winds 10 to 15 mph. Chance of rain 20 percent. Saturday: Breezy. Partly sunny with isolated showers. Highs around 78. Northeast winds 10 to 20 mph. Chance of rain 20 percent. Saturday Night: Mostly cloudy. Breezy. Isolated showers in the evening, then scattered showers after midnight. Lows 66 to 71. Northeast winds 15 to 20 mph. Chance of rain 30 percent. Sunday: Partly sunny. Breezy. Scattered showers in the morning. Highs 75 to 80. Northeast winds 15 to 25 mph. Chance of rain 30 percent. Sunday Night: Breezy. Mostly cloudy with scattered showers. Lows 65 to 71. Northeast winds 20 to 25 mph. Chance of rain 30 percent. Monday: Partly sunny in the morning then becoming mostly sunny. Breezy. Isolated showers. Highs around 77. Northeast winds 20 to 25 mph. Chance of rain 20 percent. | |
| Zone Forecast: Niihau | |
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