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 (CI114)

Lat: 36.359°NLon: 121.29°WElev: 235.0ft.

NA

N/A

Humidity 82%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 07 Mar 10:00 AM PST
Extended Forecast for

2 Miles ENE Greenfield CA

Cold Weather Advisory December 28, 02:00am until December 28, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Patchy frost before 4am, then patchy frost after 5am.  Otherwise, mostly clear, with a low around 36. North northwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 9am.  Otherwise, mostly sunny, with a high near 59. East southeast wind around 6 mph becoming west in the afternoon.

    High: 59 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Patchy frost after 4am.  Otherwise, mostly clear, with a low around 35. East wind around 6 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Monday

    Monday: Patchy frost before 9am.  Otherwise, sunny, with a high near 62. East wind around 7 mph.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Patchy frost after 4am.  Otherwise, mostly clear, with a low around 36. East southeast wind around 7 mph.

    Low: 36 °F

    Clear then
    Patchy Frost

  • Tuesday

    Tuesday: Areas of frost before 8am.  Otherwise, sunny, with a high near 66.

    High: 66 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain after 10am.  Partly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy frost before 4am, then patchy frost after 5am. Otherwise, mostly clear, with a low around 36. North northwest wind 5 to 7 mph becoming light and variable after midnight.
Sunday
Patchy frost before 9am. Otherwise, mostly sunny, with a high near 59. East southeast wind around 6 mph becoming west in the afternoon.
Sunday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. East wind around 6 mph.
Monday
Patchy frost before 9am. Otherwise, sunny, with a high near 62. East wind around 7 mph.
Monday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 36. East southeast wind around 7 mph.
Tuesday
Areas of frost before 8am. Otherwise, sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
A slight chance of rain after 10am. Partly sunny, with a high near 65.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 45.
New Year's Day
Rain likely. Mostly cloudy, with a high near 64.
Thursday Night
Rain likely. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Mostly cloudy, with a high near 61.
Friday Night
A chance of rain. Mostly cloudy, with a low around 44.
Saturday
A chance of rain. Mostly cloudy, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Greenfield CA
 36.32°N 121.22°W (Elev. 253 ft)
12:27 pm PST Dec 27, 2025
7pm PST Dec 27, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database