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

45°F

7°C

Humidity 93%
Wind Speed N 2 mph
Barometer 30.17 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 14 Jun 5:35 am CDT
Extended Forecast for

Gettysburg SD

  • Today

    Today: Sunny, with a high near 72. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. North northwest wind 9 to 14 mph becoming light and variable.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 77. Breezy, with a west northwest wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 30%.

    High: 77 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 47. Breezy, with a northwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. West northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 54. South southeast wind 10 to 14 mph. Chance of precipitation is 50%.

    Low: 54 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 74. Windy, with a southwest wind 15 to 20 mph becoming northwest 26 to 31 mph in the morning. Winds could gust as high as 44 mph. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely and
    Windy

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 48. Breezy, with a northwest wind 24 to 29 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    T-storms and
    Breezy

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 72. Northwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 72. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 46. North northwest wind 9 to 14 mph becoming light and variable.
Monday
A chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 77. Breezy, with a west northwest wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 47. Breezy, with a northwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 77. West northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 54. South southeast wind 10 to 14 mph. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 74. Windy, with a southwest wind 15 to 20 mph becoming northwest 26 to 31 mph in the morning. Winds could gust as high as 44 mph. Chance of precipitation is 60%.
Wednesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 48. Breezy, with a northwest wind 24 to 29 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 72. Northwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 48.
Juneteenth
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 51.
Saturday
A slight chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gettysburg SD
 45.01°N 99.96°W (Elev. 2057 ft)
Last Update:
5:36 am CDT Jun 14, 2026
Forecast Valid:
5am CDT Jun 14, 2026-6pm CDT Jun 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation