Weather

August 17, 2018 Weather Forecast

August 17, 2018, 1:45 PM HST
Listen to this Article
5 minutes
Loading Audio...
A
A
A

no slideshow

Photo Credit: 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.**

    +
    SWIPE LEFT OR RIGHT

Looking Ahead

Convection has started to develop across interior Big Island and the leeward slopes of Haleakala. A quick update was issued for Maui to add thunderstorm chances to the afternoon forecast over Upcountry areas.

ARTICLE CONTINUES BELOW AD

Hilo

ARTICLE CONTINUES BELOW AD

This Afternoon: Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a high near 86. North northeast wind 6 to 11 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: Occasional showers. Low around 68. West northwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Saturday: Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 85. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

ARTICLE CONTINUES BELOW AD

Kona

This Afternoon: Scattered showers. Widespread haze. Cloudy, with a high near 82. Southwest wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tonight: Scattered showers before midnight. Cloudy during the early evening, then gradual clearing, with a low around 67. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Saturday: Scattered showers after noon. The rain could be heavy at times. Widespread haze. Increasing clouds, with a high near 82. Light and variable wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Waimea

This Afternoon: Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 81. Breezy, with a northeast wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: Scattered showers. Mostly cloudy, with a low around 60. Breezy, with an east northeast wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday: Showers likely, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 81. Breezy, with a northeast wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Kohala

This Afternoon: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 67. East northeast wind 9 to 11 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: Showers likely. Mostly cloudy, with a low around 55. Breezy, with an east wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Saturday: Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 67. Breezy, with an east northeast wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

South Point

This Afternoon: Scattered showers. Widespread haze. Partly sunny, with a high near 81. Breezy, with an east northeast wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Tonight: Isolated showers. Partly cloudy, with a low around 79. Breezy, with an east northeast wind 10 to 16 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Saturday: Showers likely, mainly after noon. The rain could be heavy at times. Widespread haze. Partly sunny, with a high near 81. Breezy, with an east northeast wind 14 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Puna

This Afternoon: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rain. Cloudy, with a high near 85. Breezy, with a north northeast wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: Occasional showers. Low around 66. North northwest wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday: Frequent showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. High near 84. North northwest wind 8 to 11 mph becoming east in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Waikoloa

This Afternoon: Isolated showers. Mostly sunny, with a high near 87. Northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

Tonight: Isolated showers before midnight. Mostly clear, with a low around 68. East northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Saturday: Isolated showers. The rain could be heavy at times. Mostly sunny, with a high near 87. East wind 7 to 13 mph becoming north northeast in the afternoon. Chance of precipitation is 20%.

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Data Courtesy of NOAA.gov

Comments

This comments section is a public community forum for the purpose of free expression. Although Big Island Now encourages respectful communication only, some content may be considered offensive. Please view at your own discretion. View Comments

Newsletters

Get a quick summary of what’s happening on the Big Island with our daily & weekly email of news highlights.