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Jefferson, SD
 3° 
Last Updated on Feb 21 2018, 4:52 am CST
Current ConditionsFair
Relative Humidity76%
WindCalm
Pressure30.56 mb
Dewpoint-2.9 F (-19.4 C)
Visibility10.00 miles

7-Day Forecast

Today
Sunny
High: 21°
Sunny with a high near 21.
Calm wind becoming
southeast around 5 mph in the afternoon.


Tonight
Mostly Cloudy then Chance Snow
Low: 11°
A chance of snow after 3am.
Increasing clouds with a low around 11.
East wind around 5 mph.
Chance of precipitation is 40%.


Thursday
Snow Likely then Wintry Mix
High: 27°
Snow, possibly mixed with freezing rain.
High near 27.
East southeast wind 5 to 10 mph.
Chance of precipitation is 80%.
New ice accumulation of less than a 0.
1 of an inch possible.
New snow accumulation of less than one inch possible.


Thursday Night
Wintry Mix Likely then Mostly Cloudy
Low: 16°
Snow likely, possibly mixed with freezing drizzle, mainly before midnight.
Cloudy with a low around 16.
East southeast wind around 5 mph becoming
west after midnight.
Chance of precipitation is 70%.
New snow accumulation of less than a half inch possible.


Friday
Partly Sunny
High: 30°
Partly sunny with a high near 30.
West northwest wind around 5 mph becoming
north in the afternoon.


Friday Night
Mostly Cloudy then Slight Chance Snow
Low: 16°
A slight chance of snow after midnight.
Mostly cloudy with a low around 16.
Chance of precipitation is 20%.


Saturday
Wintry Mix Likely then Chance Snow
High: 30°
Snow likely, possibly mixed with freezing rain, becoming all snow after 9am.
Mostly cloudy with a high near 30.
Chance of precipitation is 70%.
New snow accumulation of around 2 inches.


Saturday Night
Partly Cloudy
Low: 16°
Partly cloudy with a low around 16.


Sunday
Mostly Sunny
High: 34°
Mostly sunny with a high near 34.


Sunday Night
Partly Cloudy
Low: 15°
Partly cloudy with a low around 15.


Monday
Mostly Sunny
High: 35°
Mostly sunny with a high near 35.


Monday Night
Partly Cloudy
Low: 20°
Partly cloudy with a low around 20.


Tuesday
Mostly Sunny
High: 39°
Mostly sunny with a high near 39.


Source: National Weather Service








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