National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

41°F

5°C

Humidity 33%
Wind Speed NE 13 G 17 mph
Barometer 30.27 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 19 Apr 10:55 am CDT
Extended Forecast for

Gettysburg SD

  • Today

    Today: Sunny, with a high near 51. North wind 7 to 14 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. East wind 8 to 16 mph becoming south southeast after midnight. Winds could gust as high as 24 mph.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 73. Breezy, with a south wind 13 to 22 mph, with gusts as high as 31 mph.

    High: 73 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. West wind 6 to 9 mph becoming north northeast after midnight.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. East northeast wind 10 to 14 mph becoming southeast in the afternoon.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. Southeast wind 14 to 16 mph, with gusts as high as 24 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 33 mph.

    High: 87 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Breezy, with a south wind 20 to 25 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A chance of showers. Mostly sunny, with a high near 66. Windy, with a south wind 20 to 25 mph becoming west 31 to 36 mph in the afternoon. Chance of precipitation is 40%.

    High: 66 °F

    Chance
    Showers and
    Windy

Detailed Forecast

Today
Sunny, with a high near 51. North wind 7 to 14 mph.
Tonight
Mostly clear, with a low around 30. East wind 8 to 16 mph becoming south southeast after midnight. Winds could gust as high as 24 mph.
Monday
Mostly sunny, with a high near 73. Breezy, with a south wind 13 to 22 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 40. West wind 6 to 9 mph becoming north northeast after midnight.
Tuesday
Sunny, with a high near 76. East northeast wind 10 to 14 mph becoming southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 52. Southeast wind 14 to 16 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 87. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 33 mph.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Breezy, with a south wind 20 to 25 mph. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly sunny, with a high near 66. Windy, with a south wind 20 to 25 mph becoming west 31 to 36 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
A chance of rain showers before 1am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 32. Windy. Chance of precipitation is 30%.
Friday
A slight chance of snow showers. Partly sunny, with a high near 51. Windy. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 28. Blustery.
Saturday
Mostly sunny, with a high near 53. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gettysburg SD
 45.01°N 99.93°W (Elev. 2037 ft)
Last Update:
10:36 am CDT Apr 19, 2026
Forecast Valid:
11am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation