Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Dense Fog Advisory until January 1, 10:00 AM MST

Current conditions at

Sidney-Richland (KSDY)

Lat: 47.7°NLon: 104.2°WElev: 1985.0ft.

Overcast

21°F

-6°C

Humidity	92%
Wind Speed	SE 9 MPH
Barometer	29.96 in (1014.56 mb)
Dewpoint	19°F (-7°C)
Visibility	7.00 mi
Wind Chill	11°F (-12°C)
Last update	31 Dec 08:35 PM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

8 Miles SSW Sidney MT

Dense Fog Advisory December 31, 08:54pm until January 1, 10:00am

Click here for hazard details and duration

Dense Fog Advisory

Dense Fog Advisory December 31, 08:54pm until January 1, 10:00am
NOW until 10:00am Thu
Dense Fog Advisory
Tonight
Low: 13 °F
Patchy
Freezing Fog
New Year's Day
High: 25 °F
Patchy
Freezing Fog
Thursday Night
Low: 13 °F
Patchy
Freezing Fog
then Cloudy
Friday
High: 26 °F
Cloudy
Friday Night
Low: 12 °F
Patchy
Freezing Fog
Saturday
High: 25 °F
Mostly Cloudy
Saturday Night
Low: 16 °F
Mostly Cloudy
Sunday
High: 38 °F
Partly Sunny

Detailed Forecast

Tonight

Patchy freezing fog before 1am, then patchy freezing fog after 4am. Mostly cloudy, then gradually becoming mostly clear, with a low around 13. East wind around 5 mph becoming calm in the evening.

New Year's Day

Patchy freezing fog before 7am, then patchy freezing fog after 11am. Mostly cloudy, with a high near 25. Calm wind becoming north northwest around 6 mph.

Thursday Night

Patchy freezing fog before 11pm. Cloudy, with a low around 13. Calm wind.

Friday

Cloudy, with a high near 26. Southeast wind 3 to 5 mph.

Friday Night

Patchy freezing fog between 11pm and 2am. Mostly cloudy, with a low around 12. Light and variable wind.

Saturday

Mostly cloudy, with a high near 25. Light and variable wind becoming east around 6 mph in the afternoon.

Saturday Night

Mostly cloudy, with a low around 16. Southeast wind around 6 mph.

Sunday

Partly sunny, with a high near 38. Southeast wind 6 to 8 mph becoming southwest in the afternoon.