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

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

55°F

13°C

Humidity 88%
Wind Speed NW 15 mph
Barometer 30.01 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 1 Jun 2:35 am CDT
Extended Forecast for

Gettysburg SD

  • Overnight

    Overnight: Mostly clear, with a low around 50. Northwest wind around 16 mph.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. Northwest wind 7 to 15 mph becoming east in the afternoon. Winds could gust as high as 23 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 54. East wind 10 to 15 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 50%.

    High: 81 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers
    Likely and
    Breezy

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. South wind 14 to 17 mph becoming west in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. North northwest wind 6 to 11 mph. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. Northeast wind around 8 mph becoming east southeast in the afternoon. Chance of precipitation is 30%.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 53. East wind 9 to 11 mph. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 50. Northwest wind around 16 mph.
Monday
Sunny, with a high near 78. Northwest wind 7 to 15 mph becoming east in the afternoon. Winds could gust as high as 23 mph.
Monday Night
Increasing clouds, with a low around 54. East wind 10 to 15 mph.
Tuesday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 50%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. South wind 14 to 17 mph becoming west in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. North northwest wind 6 to 11 mph. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. Northeast wind around 8 mph becoming east southeast in the afternoon. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 53. East wind 9 to 11 mph. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 89. Breezy.
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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:
2:36 am CDT Jun 1, 2026
Forecast Valid:
2am CDT Jun 1, 2026-6pm CDT Jun 7, 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