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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4 Miles SSW Los Altos Hills CA

7 Day Forecast

Late
Afternoon

Chance Drizzle

Chance
Drizzle

High: 59 °F

Tonight

Chance Drizzle

Chance
Drizzle

Low: 52 °F

Monday

Partly Sunny

Partly
Sunny

High: 61 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 50 °F

Tuesday

Sunny

Sunny

High: 67 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 52 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 63 °F

Wednesday
Night

Slight Chance Rain

Slight Chc
Rain

Low: 48 °F

Christmas
Day

Sunny

Sunny

High: 55 °F

Detailed Forecast

  • Late Afternoon A chance of drizzle. Partly sunny, with a high near 59. Northwest wind around 11 mph.
  • Tonight A chance of drizzle before 10pm. Mostly cloudy, with a low around 52. North wind 10 to 13 mph.
  • Monday Partly sunny, with a high near 61. North wind 11 to 14 mph.
  • Monday Night Partly cloudy, with a low around 50. North northeast wind around 15 mph, with gusts as high as 18 mph.
  • Tuesday Sunny, with a high near 67. North northeast wind around 16 mph, with gusts as high as 20 mph.
  • Tuesday Night Mostly clear, with a low around 52.
  • Wednesday Mostly sunny, with a high near 63.
  • Wednesday Night A slight chance of rain. Mostly cloudy, with a low around 48.
  • Christmas Day Sunny, with a high near 55.
  • Thursday Night Mostly clear, with a low around 46.
  • Friday Sunny, with a high near 59.
  • Friday Night Partly cloudy, with a low around 47.
  • Saturday Sunny, with a high near 59.
  • Saturday Night Mostly clear, with a low around 49.
  • Sunday A slight chance of rain. Sunny, with a high near 58.