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Weekend Weather Forecast: AM Windward Showers, PM Lee Clouds

September 19, 2015, 1:21 AM HST
* Updated September 18, 10:24 PM
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Alerts

A Small Craft Advisory is posted for the ʻAlenuihāhā channel as well as waters to the west and south of the Big Island through 6 a.m. Saturday. Northeast to east winds up to 25 knots are expected along with seas up to 10 feet.

**Click directly on the images below to make them larger. Charts include: Big Island high/low forecasted temperatures, projected winds, chance of cloud cover, projected localized weather conditions, vog/SO2 forecast and expected wave heights.**

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Looking Ahead

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Moderate to locally breezy trade winds will weaken slightly through the weekend, but then speed up again into next week. Clouds and showers will occur mainly along windward slopes. Some drying is likely for the first half of next week, followed by increasing showers again late in the week.

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Today & Sunday

We expect mostly cloudy skies for windward Big Island in the mornings with scattered showers. The Kona side will be clear to start and mostly cloudy with scattered showers each afternoon. Some of those showers may be heavy. High temperatures from 89° to 94°. Northeast winds are around 15 mph.

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UV index at 11 (“extreme” exposure level)

 

Tonight & Sunday Night

Northeast winds are expected in the evenings around 15 mph. Low temperatures from 75° to 80°. Mostly cloudy skies are expected in the evening with scattered showers for windward spots. Leeward spots should get scattered showers in the evening with a clearing trend as the night goes on.

 

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Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

Image: NOAA / NWS

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