National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls from the Upper Midwest to Great Lakes; High Winds in the Northern and Central Plains

An Arctic front will bring widespread snow squalls through Friday from the Upper Midwest to the Ohio Valley. Heavy snow rates and strong winds will lead to near-zero visibility and dangerous travel conditions. High winds will continue across the northern and central High Plains through Friday, with wind gusts above 60 mph likely, leading to hazardous travel conditions. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

62°F

17°C

Humidity 19%
Wind Speed NNW 5 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 15 Jan 08:05 PM PST
Extended Forecast for

4 Miles SSE Clayton CA

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 58. North northeast wind 6 to 8 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. Northeast wind around 8 mph.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 48. Northeast wind 5 to 7 mph.

    Low: 48 °F

    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 56. East northeast wind around 8 mph.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. East northeast wind around 6 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 58. North northeast wind 6 to 8 mph.
Friday
Sunny, with a high near 60. Northeast wind around 8 mph.
Friday Night
Clear, with a low around 48. Northeast wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 56. East northeast wind around 8 mph.
Saturday Night
Mostly cloudy, with a low around 43. East northeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 42.
M.L.King Day
Sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Clayton CA
 37.87°N 121.92°W (Elev. 2818 ft)
Last Update:
12:26 pm PST Jan 15, 2026
Forecast Valid:
8pm PST Jan 15, 2026-6pm PST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation