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

Rain Providing Some Relief to Drought-Stricken Southern U.S.

A storm tracking across the southern U.S. will continue to bring areas of heavy thunderstorms with risks for severe weather and excessive rainfall from Texas to Florida through this weekend. While much of this rainfall will be beneficial to the drought, excessive rainfall may bring areas of flash and urban flooding. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Overcast

61°F

16°C

Humidity 72%
Wind Speed W 10 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 02 May 01:20 PM PDT
Extended Forecast for

Union City CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 62. West wind 8 to 10 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. West wind 5 to 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 63. Southwest wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 63 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. West southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61. West wind 5 to 9 mph.

    High: 61 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 62. West wind 8 to 10 mph.
Tonight
Mostly cloudy, with a low around 51. West wind 5 to 10 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 63. Southwest wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 51. West southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy, with a high near 61. West wind 5 to 9 mph.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 52.
Tuesday
Mostly cloudy, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union City CA
 37.61°N 122°W (Elev. 594 ft)
Last Update:
1:26 pm PDT May 2, 2026
Forecast Valid:
1pm PDT May 2, 2026-6pm PDT May 8, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation