Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

49°F

9°C

Humidity 27%
Wind Speed N 6 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 28 Jan 04:20 PM PST
Extended Forecast for

7 Miles ENE Danville CA

  • Tonight

    Tonight: Mostly clear, with a low around 43. North northeast wind around 7 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 58. Northeast wind around 6 mph.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Northeast wind around 5 mph.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 60. Northeast wind 6 to 8 mph.

    High: 60 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. East wind around 7 mph.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. North northeast wind around 7 mph.
Thursday
Sunny, with a high near 58. Northeast wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 46. Northeast wind around 5 mph.
Friday
Partly sunny, with a high near 60. Northeast wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 45. East wind around 7 mph.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Mostly cloudy, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 59.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ENE Danville CA
 37.83°N 121.88°W (Elev. 1913 ft)
12:26 pm PST Jan 28, 2026
4pm PST Jan 28, 2026-6pm PST Feb 4, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database