December 18, 2018 Weather Forecast
Photo: James Grenz
**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.**
Looking Ahead
A cold front is forecast to quickly move down the island chain later today through Wednesday, bringing increasing rain chances especially along north and northeast slopes of each island. Gusty northerly winds along with drier and cooler conditions will follow tonight through Thursday. Rain chances may linger over the eastern end of the state through Thursday as the front stalls and diminishes. A return of a more typical trade wind pattern will be possible Friday into the upcoming weekend.
Hilo
This Afternoon: Isolated showers. Partly sunny, with a high near 80. Northeast wind 6 to 9 mph becoming north northwest. Chance of precipitation is 20%.
Tonight: Showers likely, mainly after midnight. Mostly cloudy, with a low around 64. Northwest wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday: Occasional showers. High near 77. Breezy, with a north wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Kona
This Afternoon: Mostly sunny, with a high near 80. Southwest wind 5 to 8 mph becoming calm.
Tonight: Mostly clear, with a low around 61. Calm wind becoming east northeast 5 to 7 mph after midnight.
Wednesday: Isolated showers after noon. Mostly sunny, with a high near 78. Light and variable wind becoming west southwest 5 to 7 mph. Chance of precipitation is 20%.
Waimea
This Afternoon: Isolated showers. Mostly sunny, with a high near 72. North northeast wind 6 to 11 mph. Chance of precipitation is 20%.
Tonight: Isolated showers. Partly cloudy, with a low around 54. Breezy, with an east northeast wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Wednesday: Scattered showers, mainly after noon. Mostly sunny, with a high near 68. Windy, with a northeast wind 20 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Kohala
This Afternoon: Isolated showers. Partly sunny, with a high near 66. Breezy, with a light and variable wind becoming northeast 10 to 15 mph. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Tonight: Showers likely, mainly after midnight. Mostly cloudy, with a low around 50. Very windy, with a northeast wind 15 to 20 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday: Showers likely, mainly before noon. Mostly cloudy, with a high near 62. Very windy, with a northeast wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
South Point
This Afternoon: Isolated showers. Mostly sunny, with a high near 80. East wind 7 to 11 mph. Chance of precipitation is 20%.
Tonight: Isolated showers. Partly cloudy, with a low around 68. East northeast wind 5 to 10 mph becoming light east after midnight. Chance of precipitation is 20%.
Wednesday: Isolated showers. Mostly sunny, with a high near 77. Breezy, with a light north northeast wind becoming east northeast 16 to 21 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Puna
This Afternoon: Isolated showers. Partly sunny, with a high near 77. Northeast wind 7 to 10 mph. Chance of precipitation is 20%.
Tonight: Showers likely, mainly after midnight. Mostly cloudy, with a low around 62. Breezy, with a north northwest wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday: Occasional showers. High near 74. Breezy, with a north wind 14 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Waikoloa
This Afternoon: Sunny, with a high near 80. West northwest wind 5 to 13 mph becoming east northeast.
Tonight: Mostly clear, with a low around 61. Windy, with an east wind 13 to 23 mph, with gusts as high as 32 mph.
Wednesday: Sunny, with a high near 78. Very windy, with an east northeast wind 26 to 31 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 45 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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