National Weather Service United States Department of Commerce

Unseasonably cold temperatures in the central and eastern U.S. through Wednesday

A powerful cold front has ushered in unseasonably cold temperatures to the central and eastern U.S. for early this week. Freezing temperatures will dive into the Deep South and to the Mid-Atlantic through Wednesday morning. This will be damaging to sensitive vegetation. Numerous Frost Advisories and Freeze Warnings are in effect.
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Current Conditions

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Napa CA

7 Day Forecast

San Francisco Bay Area/Monterey, CA

NWS Weather Forecast Office

Tonight

Mostly Clear

Mostly
Clear

Low: 9 °C

Wednesday

Sunny

Sunny

High: 26 °C

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 9 °C

Thursday

Mostly Sunny

Mostly
Sunny

High: 24 °C

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 9 °C

Friday

Mostly Sunny

Mostly
Sunny

High: 23 °C

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 8 °C

Saturday

Mostly Sunny

Mostly
Sunny

High: 24 °C

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 8 °C

Detailed Forecast

  • Tonight Mostly clear, with a low around 9. South wind 6 to 11 km/h becoming light south southwest after midnight.
  • Wednesday Sunny, with a high near 26. Calm wind becoming south 5 to 8 km/h in the afternoon.
  • Wednesday Night Mostly clear, with a low around 9. Calm wind.
  • Thursday Mostly sunny, with a high near 24. South wind around 8 km/h.
  • Thursday Night Partly cloudy, with a low around 9. West southwest wind 10 to 14 km/h becoming north northwest after midnight.
  • Friday Mostly sunny, with a high near 23.
  • Friday Night Partly cloudy, with a low around 8.
  • Saturday Mostly sunny, with a high near 24.
  • Saturday Night Partly cloudy, with a low around 8.
  • Sunday Mostly sunny, with a high near 24.
  • Sunday Night Partly cloudy, with a low around 9.
  • Monday Partly sunny, with a high near 24.
  • Monday Night Partly cloudy, with a low around 8.
  • Tuesday Partly sunny, with a high near 18.

 

Additional Forecasts and Information

Zone Area Forecast for North Bay Interior Valleys, CA