Halawa Trail, HI Weather Forecast
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Halawa Trail Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
| Chance of Showers | Scattered Showers | Isolated Showers | Scattered Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Isolated Showers | Chance of Showers |
| Lo: 71°FLo: 22°C | Hi: 79°FHi: 26°C | Lo: 71°FLo: 22°C | Hi: 79°FHi: 26°C | Lo: 71°FLo: 22°C | Hi: 79°FHi: 26°C | Lo: 71°FLo: 22°C | Hi: 80°FHi: 27°C | Lo: 71°FLo: 22°C | Hi: 81°FHi: 27°C | Lo: 71°FLo: 22°C | Hi: 80°FHi: 27°C |
| POP: 50% | POP: 40% | POP: 20% | POP: 50% | POP: 50% | POP: 40% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 306 PM HST Sun Oct 18 2026 

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Issued: 308 PM HST Sun Oct 18 2026
Discussion
... Two radars (Molokai and Upolu) remain temporarily out of service, limiting radar coverage from Oahu to northern portions of the Big Island. With that said, the two functioning radars showed isolated windward and mauka showers over Kauai and eastern Big Island. Satellite indicated a typical trade wind pattern of mostly cloudy windward and mostly sunny leeward across most islands. Winds were gusty and mainly out of the northeast. Average speeds were 15 to 20 mph, with gusts of 30 to ...
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