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

Concord, Buchanan Field (KCCR)

Lat: 37.99167°NLon: 122.05194°WElev: 23.0ft.

Overcast

48°F

9°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 13 Apr 06:35 AM PDT
Extended Forecast for

2 Miles NNE Walnut Creek CA

  • Today

    Today: Patchy fog before 9am.  Otherwise, sunny, with a high near 66. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. West wind around 6 mph becoming south after midnight.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Southwest wind 3 to 8 mph.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. Southwest wind 6 to 8 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. West wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, sunny, with a high near 66. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 45. West wind around 6 mph becoming south after midnight.
Tuesday
Sunny, with a high near 66. Southwest wind 3 to 8 mph.
Tuesday Night
Mostly clear, with a low around 45. Southwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 68. West wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 69.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 45.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
A slight chance of rain. Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Walnut Creek CA
 37.92°N 122.05°W (Elev. 197 ft)
1:26 am PDT Apr 13, 2026
6am 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