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.

Overcast

50°F

10°C

Humidity 88%
Wind Speed SE 12 mph
Barometer 30.09 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 21 May 3:15 am CDT
Extended Forecast for

15 Miles W Gettysburg SD

  • Overnight

    Overnight: Isolated showers before 4am. Mostly cloudy, with a steady temperature around 52. South southeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Isolated
    Showers

  • Thursday

    Thursday: Increasing clouds, with a high near 69. Breezy, with a south southeast wind 21 to 23 mph, with gusts as high as 32 mph.

    High: 69 °F

    Increasing
    Clouds and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 4am. Increasing clouds, with a low around 44. Breezy, with a southeast wind 16 to 21 mph. Chance of precipitation is 40%.

    Low: 44 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Showers

  • Friday

    Friday: Showers, mainly before 4pm. High near 58. East southeast wind 10 to 17 mph becoming northeast in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 39. North wind 5 to 9 mph becoming west after midnight. Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71. West wind around 6 mph.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. South southwest wind 6 to 8 mph becoming southeast in the evening.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. South southeast wind 8 to 10 mph.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51. Southeast wind 9 to 13 mph.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated showers before 4am. Mostly cloudy, with a steady temperature around 52. South southeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday
Increasing clouds, with a high near 69. Breezy, with a south southeast wind 21 to 23 mph, with gusts as high as 32 mph.
Thursday Night
A chance of showers, mainly after 4am. Increasing clouds, with a low around 44. Breezy, with a southeast wind 16 to 21 mph. Chance of precipitation is 40%.
Friday
Showers, mainly before 4pm. High near 58. East southeast wind 10 to 17 mph becoming northeast in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 39. North wind 5 to 9 mph becoming west after midnight. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 71. West wind around 6 mph.
Saturday Night
Mostly clear, with a low around 44. South southwest wind 6 to 8 mph becoming southeast in the evening.
Sunday
Sunny, with a high near 82. South southeast wind 8 to 10 mph.
Sunday Night
Mostly clear, with a low around 51. Southeast wind 9 to 13 mph.
Memorial Day
Sunny and hot, with a high near 90.
Monday Night
Mostly clear, with a low around 56. Breezy.
Tuesday
Sunny, with a high near 89. Breezy.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57. Breezy. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. Breezy. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles W Gettysburg SD
 45.02°N 100.26°W (Elev. 1621 ft)
Last Update:
2:36 am CDT May 21, 2026
Forecast Valid:
3am CDT May 21, 2026-6pm CDT May 27, 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