
Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley
A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >
Hazardous Weather Conditions
Current conditions at
LAS TRAMPAS (LTRC1)
Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.NA
70°F
21°C
| Humidity | 23% |
| Wind Speed | E 14 MPH |
| Barometer | NA |
| Dewpoint | 30°F (-1°C) |
| Visibility | NA |
| Last update | 16 Mar 03:28 AM PDT |
Extended Forecast for
5 Miles NW Castro Valley CA
Heat Advisory March 16, 10:00am until March 20, 08:00pm
Today

High: 86 °F
Sunny
Tonight

Low: 58 °F
Clear
Tuesday

High: 90 °F
Sunny
Tuesday Night

Low: 59 °F
Clear
Wednesday

High: 90 °F
Sunny
Wednesday Night

Low: 60 °F
Clear
Thursday

High: 90 °F
Sunny
Thursday Night

Low: 61 °F
Clear
Friday

High: 90 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 86. Calm wind becoming north 5 to 7 mph in the afternoon.
Tonight
Clear, with a low around 58. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Clear, with a low around 59. North northwest wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 90. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Clear, with a low around 60.
Thursday
Sunny, with a high near 90.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Mostly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 76.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles NW Castro Valley CA
37.77°N 122.12°W (Elev. 597 ft)
37.77°N 122.12°W (Elev. 597 ft)
1:40 am PDT Mar 16, 2026
4am PDT Mar 16, 2026-6pm PDT Mar 22, 2026



