July 15, 2018 Weather Forecast

Photo: James Grenz

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.**

Looking Ahead

High pressure far north of the area will continue to produce trade winds across the area through the week and on into next weekend. A slightly unstable airmass in the island vicinity today may allow for a few heavy showers over portions of the Big Island and Maui today. A more stable airmass is forecast to be over the area for the remainder of the week. Clouds and passing showers will favor windward and mauka areas with just a few showers expected over some leeward locations.

Hilo

This Afternoon: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 84. East wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: Showers likely. The rain could be heavy at times. Mostly cloudy, with a low around 69. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Monday: Scattered showers. Partly sunny, with a high near 85. Calm wind becoming east northeast 5 to 8 mph in the morning. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Kona

This Afternoon: Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Widespread haze. Partly sunny, with a high near 83. West wind 6 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: Isolated showers before midnight. Widespread haze. Mostly clear, with a low around 71. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

Monday: Widespread haze. Sunny, with a high near 84. Light and variable wind becoming west southwest 5 to 7 mph.

Waimea

This Afternoon: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 77. Breezy, with a northeast wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: Scattered showers, mainly before midnight. Mostly cloudy, with a low around 68. Breezy, with a northeast wind 13 to 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.

Monday: Isolated showers. Mostly sunny, with a high near 78. Breezy, with a northeast wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Kohala

This Afternoon: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 68. Breezy, with an east wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight: Scattered showers. Mostly cloudy, with a low around 59. Breezy, with an east wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Monday: Scattered showers. Partly sunny, with a high near 69. Breezy, with an east northeast wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

South Point

This Afternoon: Isolated showers. Widespread haze. Mostly sunny, with a high near 84. Windy, with an east wind around 24 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

Tonight: Isolated showers. Widespread haze. Partly cloudy, with a low around 76. Windy, with an east wind around 24 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

Monday: Isolated showers after noon. Widespread haze. Mostly sunny, with a high near 84. Windy, with an east wind 23 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

Puna

This Afternoon: Frequent showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 81. East northeast wind 11 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Tonight: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 66. Northeast wind 7 to 11 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Monday: Showers likely, mainly before noon. Partly sunny, with a high near 82. West wind 7 to 14 mph becoming east northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

Waikoloa

This Afternoon: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 85. West northwest wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: Mostly clear, with a low around 71. West northwest wind 6 to 11 mph becoming east southeast in the evening.

Monday: Sunny, with a high near 86. East southeast wind 7 to 11 mph becoming west northwest in the morning.

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Data Courtesy of NOAA.gov