Weather

December 20, 2018 Weather Forecast

December 20, 2018, 7:00 AM HST
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Photo: Chris Archer

High Surf Advisory issued December 20 at 3:30AM HST until December 20 at 6:00PM HST by NWS

Our weather team will bring you any urgent weather alerts or updates as they occur. Check our breaking news section for the latest.

**Click directly on the images below to make them larger. Charts include: Maui County high/low forecasted temperatures, projected winds, projected localized weather conditions and expected wave heights.**

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Looking Ahead

Showers associated with a stalled frontal boundary will linger over the windward Big Island today. Drier and cooler air will continue to pour in from the northeast over the smaller islands through tonight. The background trade flow will shift to a more easterly direction from Friday through this weekend. Wetter trade wind weather conditions are possible starting early next week as an area of increased moisture pushes up from the east-southeast across the state.

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West Side

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Today: Sunny, with a high near 81. Breezy, with an east northeast wind 17 to 21 mph, with gusts as high as 29 mph.

Tonight: Clear, with a low around 68. Breezy, with an east northeast wind 13 to 21 mph, with gusts as high as 29 mph.

Friday: Sunny, with a high near 83. East wind 11 to 13 mph.

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South Side

Today: Isolated showers. Mostly sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

Tonight: Isolated showers before midnight. Mostly clear, with a low around 66. East wind 8 to 10 mph. Chance of precipitation is 20%.

Friday: Isolated showers after noon. Sunny, with a high near 83. East wind around 10 mph. Chance of precipitation is 20%.

North Shore

Today: Sunny, with a high near 81. Breezy, with an east northeast wind around 22 mph, with gusts as high as 31 mph.

Tonight: Mostly clear, with a low around 67. Breezy, with an east wind around 18 mph, with gusts as high as 25 mph.

Friday: Sunny, with a high near 83. Breezy, with an east wind 18 to 20 mph, with gusts as high as 28 mph.

Central Maui

Today: Sunny, with a high near 81. Breezy, with a northeast wind around 17 mph, with gusts as high as 24 mph.

Tonight: Mostly clear, with a low around 65. Breezy, with a northeast wind 13 to 15 mph, with gusts as high as 21 mph.

Friday: Sunny, with a high near 83. Breezy, with a northeast wind around 16 mph, with gusts as high as 22 mph.

Upcountry

Today: Sunny, with a high near 75. East southeast wind 5 to 7 mph becoming west in the morning.

Tonight: Mostly clear, with a low around 55. East wind 8 to 11 mph.

Friday: Sunny, with a high near 77. East wind around 11 mph.

East Maui

Today: Scattered showers. Partly sunny, with a high near 81. Northeast wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tonight: Scattered showers. Mostly cloudy, with a low around 63. East wind 11 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Friday: Scattered showers, mainly before noon. Mostly sunny, with a high near 83. East wind around 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Lanai City

Today: Isolated showers. Mostly sunny, with a high near 76. Windy, with a northeast wind around 23 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

Tonight: Isolated showers before midnight. Mostly clear, with a low around 62. Breezy, with an east northeast wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

Friday: Isolated showers after noon. Sunny, with a high near 78. East northeast wind 10 to 13 mph. Chance of precipitation is 20%.

Kaunakakai

Today: Sunny, with a high near 78. Breezy, with a northeast wind 13 to 15 mph, with gusts as high as 21 mph.

Tonight: Mostly clear, with a low around 66. East wind 9 to 11 mph.

Friday: Sunny, with a high near 81. East wind around 11 mph.

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Data Courtesy of NOAA.gov

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