Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Overcast

57°F

14°C

Humidity 94%
Wind Speed N 15 mph
Barometer 29.79 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Oct 4:15 pm CDT
Extended Forecast for

Gettysburg SD

  • This Afternoon

    This Afternoon: Mostly cloudy, with a steady temperature around 54. North northeast wind around 14 mph.

    High: 54 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Northeast wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: A chance of showers, mainly before 11am.  Mostly cloudy, with a high near 60. East northeast wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. North northwest wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before 1pm.  Partly sunny, with a high near 54. North northwest wind around 10 mph.  Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. North wind around 7 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy frost before 8am.  Otherwise, sunny, with a high near 60. North wind 5 to 8 mph.

    High: 60 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers.  Partly cloudy, with a low around 41. East southeast wind around 7 mph.  Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 1pm.  Partly sunny, with a high near 60. Breezy, with a southeast wind 7 to 12 mph becoming west northwest 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 20%.

    High: 60 °F

    Slight Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Mostly cloudy, with a steady temperature around 54. North northeast wind around 14 mph.
Tonight
Mostly cloudy, with a low around 44. Northeast wind 11 to 15 mph, with gusts as high as 23 mph.
Columbus Day
A chance of showers, mainly before 11am. Mostly cloudy, with a high near 60. East northeast wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 40. North northwest wind 13 to 16 mph, with gusts as high as 26 mph.
Tuesday
A slight chance of showers before 1pm. Partly sunny, with a high near 54. North northwest wind around 10 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 37. North wind around 7 mph.
Wednesday
Patchy frost before 8am. Otherwise, sunny, with a high near 60. North wind 5 to 8 mph.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 41. East southeast wind around 7 mph. Chance of precipitation is 40%.
Thursday
A slight chance of showers before 1pm. Partly sunny, with a high near 60. Breezy, with a southeast wind 7 to 12 mph becoming west northwest 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 36. Breezy.
Friday
Mostly sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 63. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Gettysburg SD
 45.01°N 99.96°W (Elev. 2057 ft)
4:21 pm CDT Oct 11, 2026
4pm CDT Oct 11, 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