Breezy Winds Today, Leeward Sunshine
Alerts
A High Surf Advisory has been posted for the south shore through 10:00 a.m. Thursday for surf heights of 5 to 8 foot faces. Expect strong breaking waves, shore break and strong longshore and rip currents making swimming difficult and dangerous.
A Small Craft Advisory is posted for the ʻAlenuihāhā channel as well as Big Island leeward and southeast waters through 6:00 p.m. Sunday. East winds up to 30 knots are forecasted along with rough seas of 9 to 15 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.**
Today
Leeward spots will get lots of morning sunshine then clouds will build in the afternoon along with isolated showers. Hazy skies are possible for the Kona side in the afternoon. Windward spots are forecasted to get partly to mostly cloudy skies with scattered showers mainly in the morning. Winds are expected out of the northeast from 15 to 25 mph. High temperatures from 83° to 88°.
UV index at 11 (“extreme” exposure level)
Tonight
Mostly cloudy skies are expected tonight and scattered windward showers. Partly cloudy for leeward spots with isolated showers and clearing as the night goes on. Trade winds are forecasted from 15 to 25 mph. Low temperatures from 68° to 73° are expected.
Looking Ahead
Moderate to fresh trade winds are expected to continue through Thursday, increase on Friday, and then remain strong through the weekend and into next week. Clouds and showers will be most active over windward slopes and coasts during nights and mornings, although showers will occasionally move over leeward areas.
Our Big Island Now Weather homepage always includes daily: Sunrise | Sunset | Moonrise | Moonset | Moon Phase | Live Weather Cams | 5-day Forecast | Current Temperature & Conditions