Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

53°F

12°C

Humidity 78%
Wind Speed W 16 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 31 Mar 12:28 AM PDT
Extended Forecast for

5 Miles NW Castro Valley CA

  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am.  Mostly cloudy, with a low around 53. West southwest wind around 6 mph.

    Low: 53 °F

    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain after 5pm.  Mostly cloudy, with a high near 66. South southwest wind 6 to 9 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 2am.  Mostly cloudy, with a low around 52. South wind 6 to 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 65. South southwest wind 6 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 47. West southwest wind 9 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 11am.  Sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain then
    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 53. West southwest wind around 6 mph.
Tuesday
A 50 percent chance of rain after 5pm. Mostly cloudy, with a high near 66. South southwest wind 6 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 30 percent chance of rain, mainly before 2am. Mostly cloudy, with a low around 52. South wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 65. South southwest wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 47. West southwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 20 percent chance of rain before 11am. Sunny, with a high near 64.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Castro Valley CA
 37.77°N 122.12°W (Elev. 597 ft)
12:57 am PDT Mar 31, 2026
1am PDT Mar 31, 2026-6pm PDT Apr 6, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database