Lake Byron, SD Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Mostly Clear 33°F
Feels Like 26°F  
Humidity 78% Dew Point 27°F Wind S 8 MPH Barometer 29.64 in.
Visibility 10 mi.
Report from a NOAA weather station 13.5 mi. SSW of central Lake Byron
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Point Forecast at a Glance

TueDec 16
Tue Dec 16: Partly Sunny, High 43F, Low 24F
43
24
WedDec 17
Wed Dec 17: Mostly Cloudy, High 45F, Low 15F
45
15
ThuDec 18
Thu Dec 18: Snow, High 12F, Low 0F
20%
12
0
FriDec 19
Fri Dec 19: Partly Sunny, High 34F, Low 18F
34
18
SatDec 20
Sat Dec 20: Mostly Sunny, High 28F, Low 12F
28
12
SunDec 21
Sun Dec 21: Mostly Sunny, High 30F, Low 19F
30
19
MonDec 22
Mon Dec 22: Partly Sunny, High 35F
35
 

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7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 28°F to 45°F. Some precipitation possible with wintry mix on at least one day.

Climate Context

This week's forecast shows temperatures running 7°F above the historical average for December. Normal highs for this period are around 29°F with lows around 10°F.

This Date in Weather History

1917 - An ice jam closed the Ohio River between Warsaw, KY, and Rising Sun, IN. The thirty foot high ice jam held for 58 days, and backed up the river a distance of 100 miles.

More on this and other weather history

Lake Byron, SD 7 Day Weather Forecast Details

Tuesday Dec 16

Partly Sunny

Day: Partly sunny, with a high near 43. South wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 24. West northwest wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 25 mph.

Wednesday Dec 17

Mostly Cloudy

Day: Mostly cloudy, with a high near 45. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 35 mph.

Rain And Snow

Night: Rain likely before midnight, then a slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am. Cloudy, then gradually becoming partly cloudy, with a low around 15. Windy, with a south wind 15 to 25 mph becoming west northwest 25 to 35 mph in the evening. Winds could gust as high as 50 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Thursday Dec 18

Snow

Day: A 20 percent chance of snow before noon. Mostly sunny, with a temperature falling to around 12 by 5pm. Very windy, with a north northwest wind 30 to 40 mph decreasing to 15 to 25 mph. Winds could gust as high as 55 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 0. North northwest wind 5 to 15 mph becoming southeast after midnight. Winds could gust as high as 25 mph.

Friday Dec 19

Partly Sunny

Day: Partly sunny, with a high near 34. Breezy.

Mostly Cloudy

Night: Mostly cloudy, with a low around 18.

Saturday Dec 20

Mostly Sunny

Day: Mostly sunny, with a high near 28.

Snow

Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 12.

Sunday Dec 21

Mostly Sunny

Day: Mostly sunny, with a high near 30.

Mostly Cloudy

Night: Mostly cloudy, with a low around 19.

Monday Dec 22

Partly Sunny

Day: Partly sunny, with a high near 35.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.