Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

64°F

18°C

Humidity 60%
Wind Speed NE 12 mph
Barometer 29.58 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 10 Oct 11:15 pm CDT
Extended Forecast for

Gettysburg SD

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Northeast wind 10 to 14 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 68. North northeast wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 68 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. North northeast wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: A chance of showers before 1pm.  Mostly cloudy, with a high near 61. North northeast wind 10 to 13 mph.  Chance of precipitation is 50%.

    High: 61 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. North northwest wind 11 to 13 mph, with gusts as high as 22 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. North northwest wind 8 to 10 mph.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Northeast wind 6 to 8 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 1pm.  Mostly sunny, with a high near 59. East northeast wind 8 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    High: 59 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers.  Mostly cloudy, with a low around 42. East wind around 10 mph.  Chance of precipitation is 50%.

    Low: 42 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. Northeast wind 10 to 14 mph.
Sunday
Mostly cloudy, with a high near 68. North northeast wind 14 to 17 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 45. North northeast wind 11 to 15 mph, with gusts as high as 25 mph.
Columbus Day
A chance of showers before 1pm. Mostly cloudy, with a high near 61. North northeast wind 10 to 13 mph. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 42. North northwest wind 11 to 13 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 57. North northwest wind 8 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 40. Northeast wind 6 to 8 mph.
Wednesday
A slight chance of showers after 1pm. Mostly sunny, with a high near 59. East northeast wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 42. East wind around 10 mph. Chance of precipitation is 50%.
Thursday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 55. Breezy.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 60.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Gettysburg SD
 44.98°N 99.96°W (Elev. 2057 ft)
10:16 pm CDT Oct 10, 2026
11pm CDT Oct 10, 2026-6pm CDT Oct 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database