National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the Pacific Northwest through late Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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2 Miles SSE Waimanalo Beach HI

7 Day Forecast

For More Weather Information:

Honolulu, HI Local Forecast Office

This
Afternoon

Mostly Sunny

Mostly
Sunny

High: 77 °F

Tonight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 70 °F

Monday

Scattered Showers Chance for Measurable Precipitation 40%

Scattered
Showers

High: 75 °F

Monday
Night

Heavy Rain Chance for Measurable Precipitation 50%

Heavy
Rain

Low: 67 °F

Tuesday

Heavy Rain Chance for Measurable Precipitation 60%

Heavy
Rain

High: 73 °F

Tuesday
Night

Scattered Showers Chance for Measurable Precipitation 40%

Scattered
Showers

Low: 64 °F

Wednesday

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

High: 73 °F

Wednesday
Night

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 65 °F

Christmas
Day

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

High: 75 °F

Detailed Forecast

  • This Afternoon Mostly sunny, with a high near 77. Northeast wind around 7 mph.
  • Tonight Isolated showers after midnight. Partly cloudy, with a low around 70. Northwest wind 7 to 9 mph becoming northeast in the evening. Chance of precipitation is 20%.
  • Monday Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 75. Windy, with a north wind 20 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Monday Night Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 67. Windy, with a north wind 20 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tuesday Showers likely and possibly a thunderstorm before noon, then scattered showers and thunderstorms after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 73. Windy, with a north wind 24 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tuesday Night Scattered showers. Mostly cloudy, with a low around 64. Windy, with a northeast wind around 24 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
  • Wednesday Scattered showers, mainly before noon. Mostly sunny, with a high near 73. Windy, with a northeast wind around 23 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
  • Wednesday Night Isolated showers. Partly cloudy, with a low around 65. Breezy, with a northeast wind around 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
  • Christmas Day Isolated showers. Mostly sunny, with a high near 75. Breezy, with a northeast wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
  • Thursday Night Isolated showers. Partly cloudy, with a low around 66. Breezy, with a northeast wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
  • Friday Isolated showers. Mostly sunny, with a high near 76. Breezy, with a northeast wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
  • Friday Night Isolated showers. Partly cloudy, with a low around 66. Northeast wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
  • Saturday Isolated showers. Mostly sunny, with a high near 76. Northeast wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.