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

Storm Brings Rain and Snow to the Southwest U.S. this weekend; Heavy Snow and Rain for Alaska

A storm will pass through the southwestern U.S. this weekend with widespread rain and mountain snow. Rainfall will be mostly beneficial but poses a risk for dangerous debris flows over recent burn scars. A significant winter storm will impact Alaska through the weekend with heavy snow across western Alaska and heavy rainfall across Southcentral with strong winds and marine/coastal impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Mostly Cloudy

54°F

12°C

Humidity 37%
Wind Speed N 0 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 25 Jan 06:20 PM PST
Extended Forecast for

2 Miles SW Castro Valley CA

Freeze Watch January 27, 01:00am until January 29, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 41. North wind 7 to 11 mph becoming east in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers. Mostly sunny, with a high near 58. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 58 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. North northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 38. Calm wind.

    Low: 38 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 41. North wind 7 to 11 mph becoming east in the evening. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 58. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 37. North northeast wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 61. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
Clear, with a low around 38. Calm wind.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
A chance of rain. Mostly cloudy, with a high near 59.
Friday Night
Rain likely. Mostly cloudy, with a low around 46.
Saturday
A chance of rain. Partly sunny, with a high near 59.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Castro Valley CA
 37.69°N 122.07°W (Elev. 197 ft)
Last Update:
12:50 pm PST Jan 25, 2025
Forecast Valid:
6pm PST Jan 25, 2025-6pm PST Feb 1, 2025
 
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