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

San Jose, San Jose International Airport (KSJC)

Lat: 37.35917°NLon: 121.92417°WElev: 59.0ft.

Clear

46°F

8°C

Humidity 75%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Jan 02:00 AM PST
Extended Forecast for

San Jose International Airport CA

  • Overnight

    Overnight: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 68. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 68. Calm wind.

    High: 68 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 11pm and 1am.  Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm.  Otherwise, mostly clear, with a low around 43.

    Low: 43 °F

    Patchy Fog

Detailed Forecast

Overnight
Partly cloudy, with a low around 43. Calm wind.
M.L.King Day
Sunny, with a high near 68. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 40. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 68. Calm wind.
Tuesday Night
Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 43.
Friday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 64.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 42.
Saturday
Patchy fog. Otherwise, mostly sunny, with a high near 63.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
San Jose International Airport CA
 37.38°N 121.91°W (Elev. 56 ft)
12:26 am PST Jan 19, 2026
2am PST Jan 19, 2026-6pm PST Jan 25, 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