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

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

NA

49°F

9°C

Humidity 92%
Wind Speed SSW 17 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Wind Chill43°F (6°C)
Last update 27 Jan 10:28 PM PST
Extended Forecast for

2 Miles SE Walnut Creek CA

  • Tonight

    Tonight: A 40 percent chance of rain.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 48. South wind 5 to 7 mph becoming calm  after midnight.

    Low: 48 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 60. Calm wind becoming north around 6 mph in the afternoon.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm.  Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 62. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of rain after 4am.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
A 40 percent chance of rain. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 48. South wind 5 to 7 mph becoming calm after midnight.
Wednesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 60. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 40. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 62. Calm wind becoming northeast around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 42. Calm wind.
Friday
Mostly cloudy, with a high near 63.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Mostly cloudy, with a high near 64.
Saturday Night
A slight chance of rain after 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 44.
Sunday
A chance of rain, mainly after 10am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 63.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 62.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Walnut Creek CA
 37.9°N 122.04°W (Elev. 220 ft)
12:26 pm PST Jan 27, 2026
11pm PST Jan 27, 2026-6pm PST Feb 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database