Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

NA

67°F

19°C

Humidity 31%
Wind Speed ENE 5 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 11 Mar 02:28 PM PDT
Extended Forecast for

5 Miles NW Castro Valley CA

  • Tonight

    Tonight: Mostly clear, with a low around 50. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. Southwest wind around 6 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50. Southwest wind 6 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 78. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 49. Southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 76. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 50. Southwest wind 6 to 8 mph.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Castro Valley CA
 37.77°N 122.12°W (Elev. 597 ft)
1:26 pm PDT Mar 11, 2026
3pm PDT Mar 11, 2026-6pm PDT Mar 18, 2026
 
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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