Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

Lat: 37.95°NLon: 121.88444°WElev: 1600.0ft.

NA

51°F

11°C

Humidity 84%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 13 Apr 11:28 AM PDT
Extended Forecast for

4 Miles ENE Clayton CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. Northwest wind 8 to 10 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. West southwest wind around 11 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. West southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Southwest wind around 14 mph, with gusts as high as 22 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. West wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 59. Northwest wind 8 to 10 mph.
Tonight
Mostly clear, with a low around 47. West southwest wind around 11 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 60. West southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 46. Southwest wind around 14 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 61. West wind 11 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Sunny, with a high near 62.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
A slight chance of showers. Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Clayton CA
 37.95°N 121.88°W (Elev. 1358 ft)
11:51 am PDT Apr 13, 2026
12pm PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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