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Enjoy the Trades While They Last, Weak Winds for Weekend

September 21, 2017, 1:38 AM HST
* Updated September 20, 9:42 PM
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Image: James Grenz

Alerts (as of 1:00 a.m.)

Small Craft Advisory: In effect through 6 p.m. Thursday

Check our breaking news section for any urgent weather alerts or updates to the weather alerts listed above.

**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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ARTICLE CONTINUES BELOW AD

Looking Ahead

ARTICLE CONTINUES BELOW AD

Trade winds are forecast to continue through Thursday before weakening as we get into the weekend. Clouds and showers are expected to favor windward and mauka areas mainly overnight and into the morning hours.

 

Today 

ARTICLE CONTINUES BELOW AD

We expect northeast winds around 15 mph. Partly cloudy skies in windward spots with numerous showers in the morning and scattered afternoon showers. Leeward spots should be mostly sunny to start with clouds building in the afternoon and just isolated showers. Temperatures up to 83° to 88°.

UV index at 11 (“extreme” exposure level)

 

Tonight 

Northeast winds around 15 mph. Scattered showers in windward spots with clearing skies for the Kona side. Low temperatures from 71° to 76°.

 

Our Big Island Now Weather homepage always includes daily: Sunrise | Sunset | Moonrise | Moonset | Moon Phase | Live Weather Cams | 5-day Forecast | Current Temperature & Conditions

**Click here for your detailed Big Island surf report.**

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

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