National Weather Service United States Department of Commerce

Unsettled weather in store for eastern U.S. into weekend

A complex weather system moving across the eastern U.S. will bring a variety of hazardous weather to the region on Friday and into the weekend. Much colder weather is expected by Saturday, along with numerous showers and accumulating snow in the higher elevations of the Appalachians. Rain and snow will move into northern New England on Sunday.
Read More...

Current Conditions

En Español

Share |

Napa CA

7 Day Forecast

This
Afternoon

Showers Chance for Measurable Precipitation 90%

Showers

High: 19 °C

Tonight

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 7 °C

Saturday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 19 °C

Saturday
Night

Patchy Fog

Patchy
Fog

Low: 6 °C

Sunday

Patchy Fog

Patchy
Fog

High: 22 °C

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 7 °C

Monday

Mostly Sunny

Mostly
Sunny

High: 22 °C

Monday
Night

Mostly Clear

Mostly
Clear

Low: 7 °C

Tuesday

Sunny

Sunny

High: 23 °C

Detailed Forecast

  • This Afternoon Showers and possibly a thunderstorm. High near 19. South southwest wind 8 to 14 km/h. Chance of precipitation is 90%.
  • Tonight Showers likely and possibly a thunderstorm. Some of the storms could produce small hail. Mostly cloudy, with a low around 7. Southwest wind 5 to 11 km/h. Chance of precipitation is 60%.
  • Saturday A 30 percent chance of showers. Partly sunny, with a high near 19. Southwest wind 5 to 14 km/h.
  • Saturday Night Patchy fog after midnight. Otherwise, partly cloudy, with a low around 6. West southwest wind 11 to 13 km/h becoming north after midnight.
  • Sunday Patchy fog before 9am. Otherwise, sunny, with a high near 22. North northwest wind 8 to 11 km/h.
  • Sunday Night Mostly clear, with a low around 7.
  • Monday Mostly sunny, with a high near 22.
  • Monday Night Mostly clear, with a low around 7.
  • Tuesday Sunny, with a high near 23.
  • Tuesday Night Mostly clear, with a low around 8.
  • Wednesday Sunny, with a high near 24.
  • Wednesday Night Mostly clear, with a low around 9.
  • Thursday Sunny, with a high near 24.