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Flood Watch: Heavy Rain, Thunderstorms Possible Today

February 28, 2017, 7:41 AM HST
* Updated February 28, 8:18 AM
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Image: NOAA / Radar at 7:30 a.m.

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

Flood Watch: Through Wednesday afternoon.

Small Craft Advisory: All Big Island coastal waters through noon Wednesday.

Winter Storm Watch: Big Island summits above 11,000 feet until Wednesday night. Six inches of snow or more.

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

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**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

Unstable weather is expected today across the state as spotty heavy showers and even thunderstorms are in the forecast. This afternoon they are expected to become more widespread and continue through tomorrow morning. The disturbance responsible for the unsettled weather should shift north late Wednesday and as this occurs shower coverage will start to taper off.

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Today 

We have east winds today around 15 mph and becoming light and variable. High temperatures are forecast from 78° to 83°. Mostly cloudy skies are expected for Hawaii County with showers and the chance for heavy rain and thunderstorms.

UV index at 4 (“moderate” exposure level)

 

Tonight 

South winds are forecast around 15 mph. Mostly cloudy skies are expected for Hawaii County with showers and the chance for heavy rain and thunderstorms. Low temperatures from 66° to 71°.

 

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

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Image: nOAA

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