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

Blizzard Conditions Continue Tonight Across Coastal Maine; Critical Fire Weather in the Southern Plains Tuesday

Heavy snow and strong winds will continue into Tuesday morning across Maine as the major winter storm departs off the coast. Blizzard Warnings and Winter Storm Warnings remain in effect. Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern High Plains Tuesday. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Mostly Cloudy

57°F

14°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 24 Feb 02:20 AM PST
Extended Forecast for

3 Miles SE Union City CA

  • Overnight

    Overnight: A 20 percent chance of rain. Mostly cloudy, with a low around 56. Light southeast wind.

    Low: 56 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain, mainly after 1pm. High near 68. South wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 68 °F

    Slight Chance
    Rain then
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 8pm. Patchy fog after 3am. Otherwise, cloudy, with a low around 56. South southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 56 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 67. Light west northwest wind.

    High: 67 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 71.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

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

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Friday Night

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

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of rain. Mostly cloudy, with a low around 56. Light southeast wind.
Tuesday
Rain, mainly after 1pm. High near 68. South wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain likely, mainly before 8pm. Patchy fog after 3am. Otherwise, cloudy, with a low around 56. South southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 67. Light west northwest wind.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 52. Calm wind.
Thursday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 71.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
Partly sunny, with a high near 73.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 72.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Sunday
A slight chance of rain. Partly sunny, with a high near 66.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Union City CA
 37.57°N 121.98°W (Elev. 43 ft)
Last Update:
12:26 am PST Feb 24, 2026
Forecast Valid:
2am PST Feb 24, 2026-6pm PST Mar 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation