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Muggy, Hot Today With Scattered Showers

July 18, 2016, 1:16 AM HST
* Updated July 17, 11:20 PM
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Image: James Grenz

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

A Gale Warning is posted for all off-shore waters.

A High Surf Advisory is posted for east-facing shores through 6 p.m. Monday.

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

Winds will become northerly and gradually weaken, becoming light and variable Monday and Tuesday, as the center of the remnant low of Celia cuts off our trade winds as it passes to the north of the state. The atmosphere will be will be unusually moist through Tuesday, maintaining muggy conditions, and the potential for increased showers, some of which could be heavy at times. Breezy and relatively cooler trade wind weather will return Wednesday and Thursday, with moisture from weakening Darby possibly bringing increased showers for Friday and next weekend.

 

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Today 

Partly to mostly cloudy skies with occasional showers for windward areas. Partly sunny in the morning for the Kona side with mostly cloudy skies and showers likely in the afternoon. Some could be heavy at times. High temperatures from 84° to 89°. Winds will be variable from 5 to 15 mph.

UV index at 13 (“extreme” exposure level)

 

Tonight 

Winds will be variable from 5 to 15 mph. Mostly cloudy with occasional showers for windward spots and leeward spots could get heavy showers in the evening with clearing as the night goes on. Low temperatures from 74° to 79°.

 

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

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

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