Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Overcast

59°F

15°C

Humidity 87%
Wind Speed N 6 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Jul 03:20 AM PDT
Extended Forecast for

2 Miles ENE Union City CA

  • Overnight

    Overnight: A slight chance of drizzle.  Mostly cloudy, with a low around 55. West northwest wind around 5 mph.

    Low: 55 °F

    Slight Chance
    Drizzle

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 76. Light west southwest wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 76 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 1am and 3am.  Otherwise, increasing clouds, with a low around 54. West northwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 72. West southwest wind 5 to 9 mph.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between 2am and 5am.  Otherwise, partly cloudy, with a low around 54. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 73.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of drizzle. Mostly cloudy, with a low around 55. West northwest wind around 5 mph.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 76. Light west southwest wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Patchy fog between 1am and 3am. Otherwise, increasing clouds, with a low around 54. West northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday
Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 72. West southwest wind 5 to 9 mph.
Wednesday Night
Patchy fog between 2am and 5am. Otherwise, partly cloudy, with a low around 54. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Union City CA
 37.61°N 122°W (Elev. 594 ft)
3:02 am PDT Jul 15, 2025
3am PDT Jul 15, 2025-6pm PDT Jul 21, 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