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 critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday 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

47°F

8°C

Humidity 68%
Wind Speed NW 8 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 19 Feb 08:54 PM PST
Extended Forecast for

3 Miles SE Union City CA

Cold Weather Advisory February 20, 01:00am until February 20, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Areas of frost after 5am.  Otherwise, mostly clear, with a low around 36. West northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 36 °F

    Clear then
    Areas Frost

  • Friday

    Friday: Patchy frost before 8am.  Otherwise, partly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Patchy Frost
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. Calm wind becoming east southeast around 5 mph after midnight.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. East southeast wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am.  Partly cloudy, with a low around 48. South southeast wind around 11 mph, with gusts as high as 21 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 10am.  Partly sunny, with a high near 66.

    High: 66 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Monday

    Monday: A chance of rain, mainly after 10am.  Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain, mainly after 10pm.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Rain

Detailed Forecast

Tonight
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. West northwest wind 5 to 7 mph becoming calm after midnight.
Friday
Patchy frost before 8am. Otherwise, partly sunny, with a high near 53. Light and variable wind.
Friday Night
Partly cloudy, with a low around 38. Calm wind becoming east southeast around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 59. East southeast wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Partly cloudy, with a low around 48. South southeast wind around 11 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 66.
Sunday Night
A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 52.
Monday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 67.
Monday Night
Rain, mainly after 10pm. Mostly cloudy, with a low around 56.
Tuesday
Rain. Cloudy, with a high near 62.
Tuesday Night
Rain likely. Cloudy, with a low around 53.
Wednesday
A chance of rain. Mostly cloudy, with a high near 64.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 51.
Thursday
A slight chance of rain. Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Union City CA
 37.57°N 121.98°W (Elev. 43 ft)
8:22 pm PST Feb 19, 2026
9pm PST Feb 19, 2026-6pm PST Feb 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database