Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Nevada County Air Park (KGOO)

Lat: 39.224028°NLon: 121.003083°WElev: 3154.0ft.

Clear

72°F

22°C

Humidity 28%
Wind Speed N 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 21 May 08:55 AM PDT
Extended Forecast for

4 Miles ENE Grass Valley CA

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 84. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Clear, with a low around 61. Light and variable wind.
Friday
Sunny, with a high near 84. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Clear, with a low around 60. Light and variable wind.
Saturday
Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 57.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 56.
Memorial Day
Sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
A chance of rain. Partly sunny, with a high near 63.
Tuesday Night
A chance of rain. Partly cloudy, with a low around 49.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Grass Valley CA
 39.26°N 121°W (Elev. 2772 ft)
2:01 am PDT May 21, 2026
9am PDT May 21, 2026-6pm PDT May 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database