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Trade Wind Weather Today, Change Ahead

May 18, 2015, 1:29 AM HST
* Updated May 17, 10:32 PM
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Alerts

A Small Craft Advisory is posted for Big Island leeward and southeast waters through 6:00 p.m. Tuesday. East winds up to 25 knots are forecasted along with rough seas of 7 to 11 feet. Inexperienced mariners should avoid navigating in these conditions.

**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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Today

ARTICLE CONTINUES BELOW AD

Today we expect high temperatures from 79° to 84°. Winds will continue to be out of the northeast from 15 to 20 mph. Leeward sides should be mostly sunny to partly cloudy becoming mostly cloudy in the afternoon with scattered showers expected. Windward sides should be partly to mostly cloudy with scattered showers during the day.

ARTICLE CONTINUES BELOW AD

UV index at 11 (“extreme” exposure level)

 

Tonight

ARTICLE CONTINUES BELOW AD

Mostly cloudy skies are expected tonight with likely windward showers. Partly cloudy for leeward spots with scattered showers and clearing as the night goes on. Northeast winds are forecasted from 15 to 20 mph. Low temperatures from 68° to 73° are expected.

 

 

Looking Ahead 

Breezy trade winds are expected to continue through Tuesday with decreasing trades expected Wednesday. Showers will favor windward slopes with a few passing showers over leeward locations. Variable winds with afternoon sea breezes are forecast for Thursday and Friday as a front approaches from the northwest.

 

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 /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: UHSOEST

Image: UHSOEST

Image: NOAA /NWS

Image: NOAA /NWS

Image: NOAA /NWS

Image: NOAA /NWS

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