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 Mather Airport (KMHR)

Lat: 38.55996°NLon: 121.28397°WElev: 92.0ft.

Fog

46°F

8°C

Humidity 100%
Wind Speed SE 5 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 46°F (8°C)
Visibility 0.25 mi
Wind Chill44°F (7°C)
Last update 19 Jan 07:55 PM PST
Extended Forecast for

2 Miles NNW La Riviera CA

Dense Fog Advisory until January 20, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until January 20, 12:00pm

    NOW until 12:00pm Tue

    Dense Fog Advisory

  • Tonight

    Low: 41 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Widespread haze. Patchy dense fog before 10am.  Otherwise, mostly cloudy, with a high near 58. Calm wind.

    High: 58 °F

    Patchy Dense
    Fog then Haze

  • Tuesday Night

    Tuesday Night: Patchy fog.  Otherwise, mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 10am.  Otherwise, cloudy, with a high near 60. Calm wind.

    High: 60 °F

    Areas Fog
    then Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm.  Otherwise, cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 10am.  Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog.  Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

  • Friday

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

    High: 60 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Tonight
Widespread haze. Patchy dense fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Tuesday
Widespread haze. Patchy dense fog before 10am. Otherwise, mostly cloudy, with a high near 58. Calm wind.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 45. Calm wind.
Wednesday
Areas of fog before 10am. Otherwise, cloudy, with a high near 60. Calm wind.
Wednesday Night
Patchy fog after 9pm. Otherwise, cloudy, with a low around 47. Calm wind.
Thursday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 61.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 60.
Friday Night
Patchy fog after 9pm. Otherwise, mostly clear, with a low around 41.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 59.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 42.
Monday
Patchy fog. Otherwise, partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW La Riviera CA
 38.6°N 121.35°W (Elev. 82 ft)
1:26 pm PST Jan 19, 2026
8pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database