Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

ARROYO SECO (ASRC1)

Lat: 36.23548°NLon: 121.47988°WElev: 879.0ft.

NA

36°F

2°C

Humidity 96%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 28 Dec 04:04 AM PST
Extended Forecast for

2 Miles SW Arroyo Seco CA

Cold Weather Advisory until December 28, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until December 28, 09:00am

    NOW until 9:00am Sun

    Cold Weather Advisory

  • Overnight

    Low: 34 °F

    Areas Frost

  • Sunday

    Sunday: Areas of frost before 9am.  Otherwise, sunny, with a high near 54. Calm wind.

    High: 54 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38. East northeast wind 3 to 5 mph.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61. East northeast wind around 6 mph becoming calm  in the afternoon.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 43. Calm wind becoming east northeast around 5 mph in the evening.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 10am.  Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

Detailed Forecast

Overnight
Areas of frost. Otherwise, mostly clear, with a low around 34. Calm wind.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 54. Calm wind.
Sunday Night
Clear, with a low around 38. East northeast wind 3 to 5 mph.
Monday
Sunny, with a high near 61. East northeast wind around 6 mph becoming calm in the afternoon.
Monday Night
Clear, with a low around 43. Calm wind becoming east northeast around 5 mph in the evening.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
A chance of rain after 10am. Partly sunny, with a high near 64.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 46.
New Year's Day
Rain likely. Mostly cloudy, with a high near 61.
Thursday Night
Rain likely. Mostly cloudy, with a low around 45.
Friday
Rain likely. Mostly cloudy, with a high near 58.
Friday Night
A chance of rain. Mostly cloudy, with a low around 44.
Saturday
A chance of rain. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Arroyo Seco CA
 36.21°N 121.53°W (Elev. 2628 ft)
12:27 am PST Dec 28, 2025
4am PST Dec 28, 2025-6pm PST Jan 3, 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