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

Merced / Castle Air Force Base (KMER)

Lat: 37.36667°NLon: 120.56667°WElev: 187.0ft.

Overcast

N/A

Humidity NA
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

6 Miles W Merced CA

  • Today

    Today: Mostly sunny, with a high near 51. Calm wind becoming northwest around 5 mph in the morning.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 48. Calm wind.

    High: 48 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 36. Calm wind.

    Low: 36 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 48. Calm wind.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. Calm wind.

    High: 50 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 51. Calm wind becoming northwest around 5 mph in the morning.
Tonight
Mostly cloudy, with a low around 39. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 48. Calm wind.
Sunday Night
Increasing clouds, with a low around 36. Calm wind.
Monday
Partly sunny, with a high near 48. Calm wind.
Monday Night
Partly cloudy, with a low around 37. Calm wind.
Tuesday
Mostly sunny, with a high near 49. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 38. Calm wind.
Wednesday
Mostly cloudy, with a high near 50. Calm wind.
Wednesday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 44. Calm wind.
New Year's Day
A 40 percent chance of rain. Cloudy, with a high near 51. Calm wind becoming east southeast around 5 mph.
Thursday Night
A 50 percent chance of rain. Cloudy, with a low around 46. Southeast wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 51. Southeast wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Merced CA
 37.31°N 120.58°W (Elev. 148 ft)
4:56 am PST Dec 27, 2025
5am PST Dec 27, 2025-6pm PST Jan 2, 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