Hurricane Isaias Approaching the Gulf Coast; Remnants of Rachel to Impact the Southwest U.S.

Hurricane Isaias is expected to make landfall along the U.S. northern Gulf Coast late Friday or early Saturday. A life-threatening storm surge is expected along the coast with damaging wind gusts extending well inland. Areas of heavy rainfall are forecast throughout much of the Southeast U.S. The remnants of Rachel will bring gusty winds and heavy rainfall to the Southwest U.S. this weekend. Read More >

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

50°F

10°C

Humidity 76%
Wind Speed NE 10 mph
Barometer 29.99 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 8 Oct 10:35 pm CDT
Extended Forecast for

13 Miles SE Gettysburg SD

  • Tonight

    Tonight: Partly cloudy, with a low around 46. East wind around 8 mph.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 79. Breezy, with a south southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 79 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Breezy, with a south wind 16 to 20 mph, with gusts as high as 30 mph.

    Low: 63 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 87. South southwest wind around 16 mph, with gusts as high as 26 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. South southeast wind 8 to 16 mph becoming north northeast after midnight.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68. Breezy, with a north wind 18 to 20 mph.

    High: 68 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am.  Mostly cloudy, with a low around 42. Breezy, with a north northeast wind 15 to 21 mph, with gusts as high as 29 mph.  Chance of precipitation is 20%.

    Low: 42 °F

    Mostly Cloudy
    and Breezy
    then Slight
    Chance
    Showers

  • Columbus Day

    Columbus Day: A chance of showers, mainly before 1pm.  Mostly cloudy, with a high near 56. North northeast wind 13 to 16 mph.  Chance of precipitation is 40%.

    High: 56 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. North wind 8 to 15 mph.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. East wind around 8 mph.
Friday
Sunny, with a high near 79. Breezy, with a south southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly clear, with a low around 63. Breezy, with a south wind 16 to 20 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 87. South southwest wind around 16 mph, with gusts as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 55. South southeast wind 8 to 16 mph becoming north northeast after midnight.
Sunday
Partly sunny, with a high near 68. Breezy, with a north wind 18 to 20 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 42. Breezy, with a north northeast wind 15 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 56. North northeast wind 13 to 16 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 39. North wind 8 to 15 mph.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 43. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 46. Breezy. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 58. Breezy. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SE Gettysburg SD
 44.86°N 99.77°W (Elev. 1841 ft)
10:16 pm CDT Oct 8, 2026
11pm CDT Oct 8, 2026-6pm CDT Oct 15, 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