Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

CATHEYS VALLEY (CVBC1)

Lat: 37.38024°NLon: 120.07697°WElev: 1234.0ft.

NA

45°F

7°C

Humidity 95%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 23 Jan 12:27 AM PST
Extended Forecast for

10 Miles S Mariposa CA

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Friday

    Friday: Patchy dense fog before 11am.  Otherwise, sunny, with a high near 56. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 56 °F

    Patchy Dense
    Fog then
    Sunny

  • Friday Night

    Friday Night: Patchy fog between 10pm and 2am.  Otherwise, mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Saturday

    Saturday: Sunny, with a high near 54. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Calm wind becoming east northeast around 5 mph in the evening.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 55. East northeast wind around 5 mph becoming calm.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42. Calm wind becoming east northeast around 5 mph.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 57. Calm wind becoming southwest around 5 mph.

    High: 57 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Northeast wind around 5 mph.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 42. Calm wind.
Friday
Patchy dense fog before 11am. Otherwise, sunny, with a high near 56. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Patchy fog between 10pm and 2am. Otherwise, mostly clear, with a low around 40. Calm wind.
Saturday
Sunny, with a high near 54. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 38. Calm wind becoming east northeast around 5 mph in the evening.
Sunday
Partly sunny, with a high near 55. East northeast wind around 5 mph becoming calm.
Sunday Night
Mostly cloudy, with a low around 42. Calm wind becoming east northeast around 5 mph.
Monday
Partly sunny, with a high near 57. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly clear, with a low around 39. Northeast wind around 5 mph.
Tuesday
Sunny, with a high near 58. Calm wind becoming southwest around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 42. East northeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 57. Calm wind becoming west southwest around 5 mph.
Wednesday Night
Partly cloudy, with a low around 41. North wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 56. Calm wind becoming southwest around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles S Mariposa CA
 37.36°N 119.96°W (Elev. 1798 ft)
12:57 am PST Jan 23, 2026
1am PST Jan 23, 2026-6pm PST Jan 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database