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

Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Livermore, Livermore Municipal Airport (KLVK)

Lat: 37.69278°NLon: 121.81444°WElev: 397.0ft.

Clear

53°F

12°C

Humidity 34%
Wind Speed NNE 10 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 16 Apr 07:53 AM PDT
Extended Forecast for

4 Miles ESE Union City CA

  • Today

    Today: Sunny, with a high near 64. North wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 44. North wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 44 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 66. North northwest wind 7 to 9 mph, with gusts as high as 18 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. West northwest wind 5 to 10 mph becoming south southwest after midnight.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Monday

    Monday: A chance of rain. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 64. North wind 13 to 16 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 44. North wind 9 to 14 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 66. North northwest wind 7 to 9 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 47. West northwest wind 5 to 10 mph becoming south southwest after midnight.
Saturday
Mostly sunny, with a high near 70. Light and variable wind becoming west around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
Partly sunny, with a high near 66.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 50.
Monday
A chance of rain. Mostly cloudy, with a high near 60.
Monday Night
A chance of rain. Mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Partly sunny, with a high near 58.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Union City CA
 37.58°N 121.93°W (Elev. 1017 ft)
Last Update:
1:46 am PDT Apr 16, 2026
Forecast Valid:
8am PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
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