National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

WHITE CLOUD (CISC1)

Lat: 39.31944°NLon: 120.84211°WElev: 4302.0ft.

NA

64°F

18°C

Humidity 69%
Wind Speed SSE 3 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 16 Aug 08:33 PM PDT
Extended Forecast for

17 Miles NNE Grass Valley CA

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Calm wind becoming south around 6 mph in the morning.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 59. South southwest wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 74. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. South wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 73. Calm wind becoming south around 6 mph in the morning.
Sunday Night
Clear, with a low around 59. South southwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 74. Calm wind becoming south southwest around 6 mph in the afternoon.
Monday Night
Clear, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Clear, with a low around 65.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 70.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 72.
Saturday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNE Grass Valley CA
 39.47°N 120.96°W (Elev. 3724 ft)
Last Update:
5:21 pm PDT Aug 16, 2025
Forecast Valid:
8pm PDT Aug 16, 2025-6pm PDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation