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° N Lon: 121.59479° W Elev: 20.0 ft.

Fog

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 45°F (7°C)
Visibility 0.06 mi
Last update 20 Jan 01:20 AM PST
Detailed forecast for

Southern Sacramento Valley

Today
Mostly cloudy. Widespread fog...locally dense until late afternoon. Haze through the day. Highs around 56. Light winds.
Tonight
Mostly cloudy. Widespread fog. Lows around 45. Light winds.
Wednesday
Areas of fog in the morning. Cloudy. Highs 54 to 60. Light winds.
Wednesday Night
Cloudy. Lows around 46. Light winds.
Thursday
Mostly cloudy. Highs around 60. Light winds.
Thursday Night
Mostly clear. Lows around 43.
Friday
Mostly cloudy. Highs around 58.
Friday Night Through Saturday Night
Mostly clear. Lows 39 to 45. Highs around 59.
Sunday Through Monday
Mostly cloudy. Highs around 58. Lows around 42.



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122 AM PST Tue Jan 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database