Tracking Atmospheric River for California; Record Temperatures Further East

An atmospheric river will bring gusty to high winds, moderate to heavy rainfall, and potential flooding to California today through Saturday. Heavy snow will be possible over the Sierra Nevada mountains into Friday associated with this atmospheric river. East of these impacts dozens of record high maximum and high minimum temperatures may be broken or tied today and Friday. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Rain

61°F

16°C

Humidity 82%
Wind Speed WSW 3 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 13 Nov 03:20 PM PST
Extended Forecast for

3 Miles E Union City CA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm before 4pm, then rain likely and possibly a thunderstorm after 4pm.  Steady temperature around 57. Southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Showers

  • Tonight

    Tonight: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 52. South southwest wind 6 to 8 mph becoming southeast after midnight.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Rain Likely
    then Chance
    Rain

  • Friday

    Friday: A 30 percent chance of rain.  Mostly cloudy, then gradually becoming sunny, with a high near 59. East southeast wind around 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. Light northeast wind.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after 10am.  Mostly cloudy, with a high near 59. Calm wind becoming west northwest around 6 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain.  Cloudy, with a low around 53. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain.  Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Rain Likely

  • Monday

    Monday: A chance of rain, mainly before 4pm.  Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm before 4pm, then rain likely and possibly a thunderstorm after 4pm. Steady temperature around 57. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 52. South southwest wind 6 to 8 mph becoming southeast after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of rain. Mostly cloudy, then gradually becoming sunny, with a high near 59. East southeast wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 48. Light northeast wind.
Saturday
A 20 percent chance of rain after 10am. Mostly cloudy, with a high near 59. Calm wind becoming west northwest around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 50 percent chance of rain. Cloudy, with a low around 53. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 58.
Sunday Night
Rain likely. Mostly cloudy, with a low around 50.
Monday
A chance of rain, mainly before 4pm. Partly sunny, with a high near 53.
Monday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 56.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Thursday
A chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Union City CA
 37.59°N 121.96°W (Elev. 1007 ft)
2:48 pm PST Nov 13, 2025
3pm PST Nov 13, 2025-6pm PST Nov 20, 2025
 
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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