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Sunshine and Light Showers Expected Today

March 21, 2017, 1:36 AM HST
* Updated March 20, 6:40 PM
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Image: James Grenz

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

Small Craft Advisory: Southern waters and the Alenuihaha channel through 6 a.m. Wednesday.

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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Looking Ahead

ARTICLE CONTINUES BELOW AD

Dry, trade wind weather is forecast for the week. Any rainfall will focus over windward and mauka spots and be rather light. A slight decrease in easterly trade winds is expected Wednesday through Friday. An increase in trades and windward rainfall is possible later next weekend.

 

Today 

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We have east winds today around 15 to 20 mph. High temperatures are forecast from 79° to 84°. Partly sunny skies with isolated showers for windward spots. The Kona side will be mostly sunny to start with mostly cloudy skies and isolated showers in the afternoon. Locally hazy skies are forecast as well.

UV index at 13 (“extreme” exposure level)

 

Tonight 

East winds are forecast around 15 to 20 mph. Mostly cloudy skies are expected for Hawaii County with scattered windward showers and clearing leeward skies. Low temperatures from 69° to 74°.

 

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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