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

46°F

8°C

Humidity 100%
Wind Speed SSW 6 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill43°F (6°C)
Last update 13 Apr 04:28 AM PDT
Extended Forecast for

5 Miles SSW Antioch CA

  • Today

    Today: Sunny, with a high near 63. Light west wind becoming northwest 5 to 9 mph in the morning.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind 8 to 10 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. West southwest wind 6 to 10 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 63. Light west wind becoming northwest 5 to 9 mph in the morning.
Tonight
Mostly clear, with a low around 48. West wind 8 to 10 mph.
Tuesday
Sunny, with a high near 64. West southwest wind 6 to 10 mph.
Tuesday Night
Mostly clear, with a low around 49. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 66. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 65.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 50.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A slight chance of rain. Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Antioch CA
 37.94°N 121.82°W (Elev. 600 ft)
1:26 am PDT Apr 13, 2026
5am PDT Apr 13, 2026-6pm PDT Apr 19, 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