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

SURPRISE VALLEY (SSYC1)

Lat: 41.62228° N Lon: 120.16144° W Elev: 4591.0 ft.

NA

24°F

-4°C

Humidity 89%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 18 Jan 11:39 PM PST
Detailed forecast for

Surprise Valley California

Tonight
Partly cloudy in the evening then clearing. Lows 20 to 30. Light winds.
Martin Luther King Jr Day
Sunny. Highs 49 to 54. Light winds.
Monday Night
Clear. Lows 18 to 28. Light winds.
Tuesday
Sunny. Highs 45 to 55. Light winds.
Tuesday Night
Partly cloudy. Lows 21 to 31. Light winds.
Wednesday
Partly cloudy. Highs 46 to 56.
Wednesday Night
Mostly cloudy in the evening then becoming partly cloudy. Lows 24 to 34.
Thursday
Partly cloudy. Highs 47 to 57.
Thursday Night And Friday
Clear. Lows 22 to 32. Highs 45 to 55.
Friday Night Through Sunday
Partly cloudy. Lows 22 to 32. Highs 44 to 54.



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232 PM PST Sun Jan 18 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database