Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

Lat: 37.40583°NLon: 122.04806°WElev: 33.0ft.

Clear

50°F

10°C

Humidity 76%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Jan 09:35 PM PST
Extended Forecast for

Cupertino CA

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64. Light and variable wind.

    High: 64 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. Calm wind.
Tuesday
Partly sunny, with a high near 65. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 47. Calm wind.
Wednesday
Mostly cloudy, with a high near 64. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 46. Calm wind.
Thursday
Partly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Partly sunny, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Cupertino CA
 37.31°N 122.03°W (Elev. 262 ft)
1:15 pm PST Jan 19, 2026
9pm PST Jan 19, 2026-6pm PST Jan 26, 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