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 West Coast through 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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Mill Valley CA

7 Day Forecast

Overnight

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 58 °F

Sunday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 62 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 53 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 64 °F

Monday
Night

Patchy Fog

Patchy
Fog

Low: 52 °F

Tuesday

Patchy Fog

Patchy
Fog

High: 64 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 52 °F

Wednesday

Slight Chance Rain

Slight Chc
Rain

High: 61 °F

Wednesday
Night

Slight Chance Rain

Slight Chc
Rain

Low: 48 °F

Detailed Forecast

  • Overnight A 30 percent chance of rain, mainly before 5am. Mostly cloudy, with a steady temperature around 58. South southwest wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
  • Sunday A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 62. West wind 3 to 7 mph.
  • Sunday Night Mostly cloudy, with a low around 53. West northwest wind around 8 mph.
  • Monday Mostly sunny, with a high near 64. North northwest wind around 6 mph.
  • Monday Night Patchy fog after 11pm. Otherwise, mostly clear, with a low around 52. North northwest wind 6 to 8 mph.
  • Tuesday Patchy fog before 11am. Otherwise, sunny, with a high near 64.
  • Tuesday Night Partly cloudy, with a low around 52.
  • Wednesday A slight chance of rain. Mostly sunny, with a high near 61.
  • Wednesday Night A slight chance of rain. Partly cloudy, with a low around 48.
  • Christmas Day Mostly sunny, with a high near 59.
  • Thursday Night Mostly clear, with a low around 45.
  • Friday Sunny, with a high near 58.
  • Friday Night Partly cloudy, with a low around 47.
  • Saturday Sunny, with a high near 58.