Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

NA

48°F

9°C

Humidity 77%
Wind Speed SW 2 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 10 Mar 10:10 PM PDT
Extended Forecast for

5 Miles WSW Cupertino CA

  • Tonight

    Tonight: Clear, with a low around 48. North northwest wind 5 to 7 mph.

    Low: 48 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. North northeast wind 5 to 7 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. North wind 5 to 7 mph.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. North wind 5 to 7 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Northwest wind 5 to 7 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Friday Night

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

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 48. North northwest wind 5 to 7 mph.
Wednesday
Sunny, with a high near 70. North northeast wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 53. North wind 5 to 7 mph.
Thursday
Sunny, with a high near 76. North wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 53. Northwest wind 5 to 7 mph.
Friday
Partly sunny, with a high near 73.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Mostly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Cupertino CA
 37.29°N 122.14°W (Elev. 1798 ft)
1:26 pm PDT Mar 10, 2026
10pm PDT Mar 10, 2026-6pm PDT Mar 17, 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