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.

Mostly Cloudy

52°F

11°C

Humidity 100%
Wind Speed N 14 mph
Barometer 29.76 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 11 Oct 8:35 am CDT
Extended Forecast for

20 Miles W Gettysburg SD

  • Today

    Today: A chance of sprinkles between 8am and 10am.  Mostly cloudy, with a high near 64. North northeast wind 16 to 18 mph, with gusts as high as 26 mph.

    High: 64 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: A chance of showers after 3am.  Mostly cloudy, with a low around 44. North northeast wind 13 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    Low: 44 °F

    Cloudy then
    Chance
    Showers

  • Columbus Day

    Columbus Day: A chance of showers before noon, then a chance of sprinkles between noon and 1pm.  Mostly cloudy, with a high near 60. North wind 9 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. North northwest wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before noon.  Partly sunny, with a high near 57. North northwest wind 7 to 10 mph.  Chance of precipitation is 20%.

    High: 57 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. North northeast wind 5 to 7 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after noon.  Mostly sunny, with a high near 60. Northeast wind 5 to 9 mph.  Chance of precipitation is 20%.

    High: 60 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers.  Mostly cloudy, with a low around 41. East wind 6 to 8 mph.  Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before noon.  Mostly cloudy, with a high near 59. Breezy, with a north northeast wind 8 to 13 mph becoming north northwest 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.  Chance of precipitation is 40%.

    High: 59 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
A chance of sprinkles between 8am and 10am. Mostly cloudy, with a high near 64. North northeast wind 16 to 18 mph, with gusts as high as 26 mph.
Tonight
A chance of showers after 3am. Mostly cloudy, with a low around 44. North northeast wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Columbus Day
A chance of showers before noon, then a chance of sprinkles between noon and 1pm. Mostly cloudy, with a high near 60. North wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 40. North northwest wind 10 to 16 mph, with gusts as high as 24 mph.
Tuesday
A slight chance of showers before noon. Partly sunny, with a high near 57. North northwest wind 7 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 40. North northeast wind 5 to 7 mph.
Wednesday
A slight chance of showers after noon. Mostly sunny, with a high near 60. Northeast wind 5 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 41. East wind 6 to 8 mph. Chance of precipitation is 40%.
Thursday
A chance of showers, mainly before noon. Mostly cloudy, with a high near 59. Breezy, with a north northeast wind 8 to 13 mph becoming north northwest 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 37. Breezy. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 54. Breezy.
Friday Night
Areas of frost. Otherwise, mostly clear, with a low around 34.
Saturday
Sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles W Gettysburg SD
 45.06°N 100.36°W (Elev. 1850 ft)
7:21 am MDT Oct 11, 2026
7am MDT Oct 11, 2026-6pm MDT 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