August 23, 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

Outer rain bands of Hurricane Lane are sweeping across the Big Island and Maui County this morning. Expect increasing showers spreading further northwest to Oahu and Kauai County later this morning. Expect increasing threats for flash flooding as Lane moves further northward and these heavy rain bands intensify over the islands. Hurricane Lane will likely bring life threatening conditions across Hawaii through Saturday with damaging winds, dangerous surf, coastal storm surge and intense flooding rains.

Hilo

This Afternoon: Frequent showers. The rain could be heavy at times. High near 83. East southeast wind around 13 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

Tonight: Frequent showers. The rain could be heavy at times. Low around 74. Breezy, with an east wind 14 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

Friday: Frequent showers. The rain could be heavy at times. High near 85. Breezy, with a southeast wind 18 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Kona

This Afternoon: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers. The rain could be heavy at times. High near 88. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Tonight: Tropical storm conditions expected, with hurricane conditions possible. Frequent showers and possibly a thunderstorm. Low around 74. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

Friday: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers. The rain could be heavy at times. High near 87. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Waimea

This Afternoon: Frequent showers. The rain could be heavy at times. High near 80. Windy, with an east wind around 25 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Tonight: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers. The rain could be heavy at times. Low around 67. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Friday: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers. The rain could be heavy at times. High near 80. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

Kohala

This Afternoon: Frequent showers. The rain could be heavy at times. High near 74. Windy, with an east wind around 25 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

Tonight: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers, with thunderstorms also possible after midnight. Some of the storms could produce heavy rainfall. Low around 61. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

Friday: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers. The rain could be heavy at times. High near 74. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

South Point

This Afternoon: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers. The rain could be heavy at times. High near 81. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Tonight: Tropical storm conditions expected, with hurricane conditions possible. Frequent showers and possibly a thunderstorm. Low around 70. Chance of precipitation is 100%. New rainfall amounts in excess of 4 inches possible.

Friday: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers. The rain could be heavy at times. High near 85. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Puna

This Afternoon: Frequent showers. The rain could be heavy at times. High near 81. East wind around 13 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

Tonight: Frequent showers. The rain could be heavy at times. Low around 70. Breezy, with an east wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

Friday: Frequent showers. The rain could be heavy at times. High near 81. Breezy, with a southeast wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

Waikoloa

This Afternoon: Frequent showers. The rain could be heavy at times. High near 85. Windy, with an east wind around 26 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Tonight: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers, with thunderstorms also possible after midnight. Some of the storms could produce heavy rainfall. Low around 74. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Friday: Tropical storm conditions possible, with hurricane conditions also possible. Frequent showers. The rain could be heavy at times. High near 86. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Image: NOAA

Data Courtesy of NOAA.gov