A Small Craft Advisory is posted for the ʻAlenuihāhā channel through 6:00 p.m. Monday. East winds up to 25 knots are expected with rough seas up to 10 feet.
A High Surf Advisory is posted for south-facing shores. A slow-moving storm near New Zealand generated a south-southwest swell that continues to affect Hawaiian waters. Advisory level surf is expected through 6:00 a.m. Monday. Waves of 5-8 feet are expected with bigger sets at the best breaks exposed to the swell.
**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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SWIPE LEFT OR RIGHT
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Today
We expect high temperatures from 82° to 87°. Trade winds are expected from 10 to 20 mph. Partly cloudy skies are forecasted for windward and mauka spots with scattered showers during the day. Leeward spots should be partly cloudy in the morning with clouds building in the afternoon.
UV index at 11 (“extreme” exposure level)
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Tonight
Partly to mostly cloudy skies are expected tonight with increasing showers for windward areas overnight. Leeward areas have a chance of a few evening showers, then clearing is expected through the night as the land breeze takes hold. Trade winds are forecasted from 10 to 20 mph. Low temperatures from 71° to 76° are expected.
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Looking Ahead
Moderate trade winds are expected to slowly weaken through the week. Clouds and showers will continue to favor windward slopes all day, but afternoon buildups will increase each day, perhaps producing brief showers by late in the week.
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