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.

Overcast

63°F

17°C

Humidity 63%
Wind Speed WNW 3 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 23 Feb 07:35 PM PST
Extended Forecast for

2 Miles SW Castro Valley CA

  • Tonight

    Tonight: A 50 percent chance of rain after 11pm. Mostly cloudy, with a low around 55. Calm wind becoming southeast around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 66. South wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 66 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 8pm. Low around 56. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 67. Calm wind becoming west around 5 mph in the afternoon.

    High: 67 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of rain after 11pm. Mostly cloudy, with a low around 55. Calm wind becoming southeast around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 66. South wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain, mainly before 8pm. Low around 56. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 67. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 50. Light and variable wind.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Mostly cloudy, with a high near 72.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
A slight chance of rain after 4pm. Mostly cloudy, with a high near 71.
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 67.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Castro Valley CA
 37.69°N 122.07°W (Elev. 197 ft)
Last Update:
2:22 pm PST Feb 23, 2026
Forecast Valid:
7pm PST Feb 23, 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