Weather

May 20, 2018 Weather Forecast

May 20, 2018, 6:00 AM HST
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Photo: James Grenz

There are no active watches, warnings or advisories

Our weather team will bring you any urgent weather alerts or updates as they occur. Check our breaking news section for the latest.

**Click directly on the images below to make them larger. Charts include: Hawaii Island high/low forecasted temperatures, projected winds, projected localized weather conditions and expected wave heights.**

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Looking Ahead

A surface ridge will persist north of the islands through the coming week.

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Hilo

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Today: Showers likely. Mostly cloudy, with a high near 82. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Tonight: Showers likely, mainly before 1am. Mostly cloudy, with a low around 68. North northeast wind 5 to 7 mph becoming light and variable. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Monday: Scattered showers, mainly before 7am. Partly sunny, with a high near 82. Light and variable wind becoming northeast 5 to 8 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

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Kona

Today: Isolated showers after noon. Widespread haze. Mostly sunny, with a high near 80. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 20%.

Tonight: Isolated showers before midnight. Widespread haze. Mostly clear, with a low around 70. Calm wind. Chance of precipitation is 20%.

Monday: Isolated showers after noon. Widespread haze. Sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 20%.

Waimea

Today: Showers likely. Mostly cloudy, with a high near 75. Windy, with a northeast wind 23 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight: Showers likely, mainly before midnight. Mostly cloudy, with a low around 54. Breezy, with a northeast wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday: Scattered showers. Mostly sunny, with a high near 75. Breezy, with a northeast wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

Kohala

Today: Frequent showers. High near 61. Windy, with an east northeast wind 21 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Tonight: Frequent showers. Low around 52. Breezy, with an east northeast wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

Monday: Showers likely. Partly sunny, with a high near 61. Breezy, with an east northeast wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

South Point

Today: Scattered showers. Widespread haze. Partly sunny, with a high near 81. Very windy, with an east northeast wind 30 to 34 mph, with gusts as high as 45 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Tonight: Scattered showers. Widespread haze. Mostly cloudy, with a low around 75. Very windy, with an east northeast wind 28 to 31 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Monday: Isolated showers. Widespread haze. Mostly sunny, with a high near 81. Windy, with an east northeast wind 24 to 29 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

Puna

Today: Showers likely. Widespread haze after noon. Mostly cloudy, with a high near 79. Breezy, with a north northeast wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight: Frequent showers. Low around 64. Northwest wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday: Showers likely, mainly before noon. Mostly cloudy, with a high near 79. North northeast wind 9 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Waikoloa

Today: Scattered showers after noon. Widespread haze before noon. Mostly sunny, with a high near 82. Windy, with a northeast wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tonight: Scattered showers before midnight. Widespread haze before midnight. Mostly cloudy, then gradually becoming clear, with a low around 67. East wind 5 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Monday: Sunny, with a high near 82. Breezy, with a northeast wind 8 to 15 mph, with gusts as high as 21 mph.

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Data Courtesy of NOAA.gov

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