Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

MANZANITA LAKE (VIOC1)

Lat: 40.54011°NLon: 121.58016°WElev: 5732.0ft.

NA

38°F

3°C

Humidity 68%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 20 May 03:52 AM PDT
Extended Forecast for

17 Miles NW Chester CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.

    High: 63 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 44. Light west northwest wind.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 47. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 47 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 66. Light and variable wind.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 44. Light west northwest wind.
Thursday
Mostly sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 47. West northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 66. Light and variable wind.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 65.
Saturday Night
Clear, with a low around 44.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 44.
Memorial Day
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 36.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NW Chester CA
 40.5°N 121.43°W (Elev. 6788 ft)
2:00 am PDT May 20, 2026
4am PDT May 20, 2026-6pm PDT May 26, 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