National Weather Service United States Department of Commerce

Much needed precipitation continues across the Southwest; central and eastern U.S. prepare for more winter weather

Widespread and much-needed precipitation across the Southwest will begin to spread into the Plains through Saturday. As the moisture encounters an Arctic airmass dropping down through the north-central U.S., moderate to heavy snow is expected to develop across the Midwest Saturday and then move into portions of the Mid-Atlantic and Northeast on Sunday.
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Current Conditions

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Saint Helena CA

7 Day Forecast

Overnight

Clear

Clear

Low: 45 °F

Saturday

Sunny

Sunny

High: 72 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 39 °F

Sunday

Partly Sunny

Partly
Sunny

High: 69 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 41 °F

Monday

Partly Sunny

Partly
Sunny

High: 69 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 44 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 69 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 43 °F

Detailed Forecast

  • Overnight Clear, with a steady temperature around 45. West northwest wind around 8 mph.
  • Saturday Sunny, with a high near 72. North wind 8 to 10 mph.
  • Saturday Night Mostly clear, with a low around 39. Light west northwest wind.
  • Sunday Partly sunny, with a high near 69. Light and variable wind.
  • Sunday Night Mostly cloudy, with a low around 41. Calm wind.
  • Monday Partly sunny, with a high near 69.
  • Monday Night Mostly cloudy, with a low around 44.
  • Tuesday Partly sunny, with a high near 69.
  • Tuesday Night Partly cloudy, with a low around 43.
  • Wednesday Mostly sunny, with a high near 69.
  • Wednesday Night Partly cloudy, with a low around 43.
  • Thursday Partly sunny, with a high near 67.
  • Thursday Night A chance of rain. Cloudy, with a low around 45.
  • Friday A chance of rain. Cloudy, with a high near 66.