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

Sacramento International Airport (KSMF)

Lat: 38.70071°NLon: 121.59479°WElev: 20.0ft.

mist,fog

45°F

7°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 44°F (7°C)
Visibility 4.00 mi
Last update 18 Jan 09:11 PM PST
Extended Forecast for

4 Miles WSW Rio Linda CA

Dense Fog Advisory until January 19, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until January 19, 12:00pm

    NOW until 12:00pm Mon

    Dense Fog Advisory

  • Tonight

    Low: 40 °F

    Areas Dense
    Fog

  • M.L.King Day

    M.L.King Day: Widespread haze. Patchy dense fog before 1pm.  Otherwise, partly sunny, with a high near 57. Light north northeast wind.

    High: 57 °F

    Patchy Dense
    Fog

  • Monday Night

    Monday Night: Patchy fog after 7pm.  Otherwise, mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 60. Light north northwest wind.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, mostly cloudy, with a high near 59.

    High: 59 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Tonight
Widespread haze. Areas of dense fog. Otherwise, mostly cloudy, with a low around 40. Calm wind.
M.L.King Day
Widespread haze. Patchy dense fog before 1pm. Otherwise, partly sunny, with a high near 57. Light north northeast wind.
Monday Night
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 40. Calm wind.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 60. Light north northwest wind.
Tuesday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Wednesday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 59.
Wednesday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 43.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 60.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 43.
Friday
Patchy fog before 1pm. Otherwise, partly sunny, with a high near 58.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Saturday
Patchy fog. Otherwise, partly sunny, with a high near 57.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 42.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Rio Linda CA
 38.66°N 121.51°W (Elev. 10 ft)
1:21 pm PST Jan 18, 2026
9pm PST Jan 18, 2026-6pm PST Jan 25, 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