Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

39°F

4°C

Humidity 86%
Wind Speed ENE 5 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 21 Feb 03:00 AM PST
Extended Forecast for

3 Miles SE Union City CA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 41. Light east southeast wind.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 59. South wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 59 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Southeast wind 7 to 9 mph.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. South wind around 8 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after 10pm.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely.  Cloudy, with a high near 62.

    High: 62 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm.  Cloudy, with a low around 54.

    Low: 54 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 41. Light east southeast wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 59. South wind 6 to 11 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 45. Southeast wind 7 to 9 mph.
Sunday
Mostly sunny, with a high near 66. South wind around 8 mph.
Sunday Night
Partly cloudy, with a low around 46. Calm wind.
Monday
Partly sunny, with a high near 68.
Monday Night
A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 55.
Tuesday
Rain likely. Cloudy, with a high near 62.
Tuesday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 54.
Wednesday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 65.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Thursday
A slight chance of rain. Partly sunny, with a high near 68.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Union City CA
 37.57°N 121.98°W (Elev. 43 ft)
12:26 am PST Feb 21, 2026
3am PST Feb 21, 2026-6pm PST Feb 27, 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