Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Merced / Castle Air Force Base (KMER)

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

Mist

43°F

6°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 41°F (5°C)
Visibility 3.00 mi
Last update 09 Dec 03:55 PM PST
Extended Forecast for

13 Miles NE Livingston CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 49. Calm wind.

    High: 49 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. Calm wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 49. Calm wind.
Wednesday Night
Partly cloudy, with a low around 40. Calm wind.
Thursday
Mostly sunny, with a high near 56. Calm wind.
Thursday Night
Partly cloudy, with a low around 42. Calm wind.
Friday
Mostly sunny, with a high near 57. Calm wind.
Friday Night
Partly cloudy, with a low around 41. Calm wind.
Saturday
Mostly sunny, with a high near 57. Calm wind.
Saturday Night
Partly cloudy, with a low around 41. Calm wind.
Sunday
Mostly sunny, with a high near 56. Calm wind becoming west around 5 mph.
Sunday Night
Mostly cloudy, with a low around 42. Calm wind.
Monday
Mostly cloudy, with a high near 57. Calm wind becoming south around 5 mph.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 46. Calm wind becoming east southeast around 5 mph.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 59. South southeast wind around 5 mph becoming west in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NE Livingston CA
 37.5°N 120.54°W (Elev. 197 ft)
11:56 pm PST Dec 9, 2025
12am PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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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