National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Current Conditions

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Atherton CA

7 Day Forecast

Overnight

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 11 °C

Friday

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 20 °C

Friday
Night

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 8 °C

Saturday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 19 °C

Saturday
Night

Patchy Fog

Patchy
Fog

Low: 7 °C

Sunday

Patchy Fog

Patchy
Fog

High: 21 °C

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 6 °C

Monday

Mostly Sunny

Mostly
Sunny

High: 22 °C

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 7 °C

Detailed Forecast

  • Overnight A 20 percent chance of rain. Cloudy, with a low around 11. Calm wind.
  • Friday Showers, with thunderstorms also possible after 11am. Some of the storms could produce heavy rainfall. High near 20. Southeast wind 5 to 11 km/h becoming northwest in the morning. Chance of precipitation is 100%.
  • Friday Night Showers likely and possibly a thunderstorm. Some of the storms could produce small hail. Cloudy, with a low around 8. North northwest wind 5 to 11 km/h becoming south southeast in the evening. Chance of precipitation is 70%.
  • Saturday A 30 percent chance of showers. Partly sunny, with a high near 19. West wind 5 to 10 km/h increasing to 18 to 23 km/h in the afternoon. Winds could gust as high as 29 km/h.
  • Saturday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 7. West northwest wind 11 to 16 km/h becoming light in the evening.
  • Sunday Patchy fog before 8am. Otherwise, sunny, with a high near 21.
  • Sunday Night Mostly clear, with a low around 6.
  • Monday Mostly sunny, with a high near 22.
  • Monday Night Partly cloudy, with a low around 7.
  • Tuesday Mostly sunny, with a high near 23.
  • Tuesday Night Mostly clear, with a low around 9.
  • Wednesday Sunny, with a high near 25.
  • Wednesday Night Mostly clear, with a low around 9.
  • Thursday Sunny, with a high near 24.