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.
Read More...

Current Conditions

En Español

Share |

Napa CA

7 Day Forecast

Today

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 19 °C

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 10 °C

Monday

Sunny

Sunny

High: 21 °C

Monday
Night

Patchy Fog

Patchy
Fog

Low: 10 °C

Tuesday

Patchy Fog

Patchy
Fog

High: 20 °C

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 8 °C

Wednesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 18 °C

Wednesday
Night

Slight Chance Rain

Slight Chc
Rain

Low: 8 °C

Christmas
Day

Mostly Sunny

Mostly
Sunny

High: 17 °C

Detailed Forecast

  • Today A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 19. West wind 8 to 10 km/h.
  • Tonight Mostly cloudy, with a low around 10. Calm wind.
  • Monday Sunny, with a high near 21. Light and variable wind becoming north northwest 11 to 16 km/h in the afternoon.
  • Monday Night Patchy fog after 11pm. Otherwise, mostly clear, with a low around 10. North wind 11 to 14 km/h.
  • Tuesday Patchy fog before 11am. Otherwise, sunny, with a high near 20. North wind 8 to 11 km/h becoming south southwest in the morning.
  • Tuesday Night Partly cloudy, with a low around 8.
  • Wednesday A 20 percent chance of rain. Mostly sunny, with a high near 18.
  • Wednesday Night A slight chance of rain. Mostly cloudy, with a low around 8.
  • Christmas Day Mostly sunny, with a high near 17.
  • Thursday Night Mostly clear, with a low around 6.
  • Friday Sunny, with a high near 16.
  • Friday Night Partly cloudy, with a low around 6.
  • Saturday Sunny, with a high near 16.