Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

CATHEYS VALLEY (CVBC1)

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

NA

39°F

4°C

Humidity 100%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 08 Dec 02:27 AM PST
Extended Forecast for

10 Miles S Mariposa CA

Dense Fog Advisory December 8, 03:27am until December 8, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 8, 03:27am until December 8, 11:00am

    NOW until 11:00am Mon

    Dense Fog Advisory

  • Overnight

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 56. Calm wind becoming south southwest around 5 mph.

    High: 56 °F

    Mostly Sunny

  • Monday Night

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

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 55. Calm wind becoming west southwest around 5 mph.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 60. Calm wind becoming west southwest around 5 mph.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. Calm wind.

    High: 62 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. Calm wind.
Monday
Mostly sunny, with a high near 56. Calm wind becoming south southwest around 5 mph.
Monday Night
Partly cloudy, with a low around 40. Calm wind.
Tuesday
Sunny, with a high near 55. Calm wind becoming west southwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 43. Calm wind.
Wednesday
Sunny, with a high near 60. Calm wind becoming west southwest around 5 mph.
Wednesday Night
Mostly clear, with a low around 46. Calm wind.
Thursday
Sunny, with a high near 62. Calm wind.
Thursday Night
Mostly clear, with a low around 47. Calm wind.
Friday
Sunny, with a high near 63. Calm wind.
Friday Night
Mostly clear, with a low around 47. Calm wind becoming east northeast around 5 mph.
Saturday
Sunny, with a high near 62. Calm wind.
Saturday Night
Partly cloudy, with a low around 45. Calm wind becoming northeast around 5 mph.
Sunday
Mostly sunny, with a high near 60. Northeast wind around 5 mph becoming calm.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles S Mariposa CA
 37.36°N 119.96°W (Elev. 1798 ft)
2:56 am PST Dec 8, 2025
3am PST Dec 8, 2025-6pm PST Dec 14, 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