Fourth of July Weather Forecast for Big Island

Image: James Grenz

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

Small Craft Advisory: Through 6 p.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.**

Looking Ahead

Breezy trade winds are expected through the weekend with some showers pushing into our usual windward and mauka spots during night and morning hours. Tuesday drier trade wind weather is forecast. Trade showers could increase over the weekend into early next week.

Today

We expect east winds around 15 to 25 mph. High temperatures are forecast from 84° to 89°. Partly cloudy skies with scattered windward showers for the Hilo side and isolated afternoon showers for the Kona side.

UV index at 13 (“extreme” exposure level)

Tonight 

East winds are forecast around 15 to 25 mph. Partly cloudy skies and scattered windward showers and isolated leeward showers expected. 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