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

Mobridge, Mobridge Municipal Airport (KMBG)

Lat: 45.55°NLon: 100.41°WElev: 1713ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Eureka SD

  • Today

    Today: Sunny, with a high near 86. West southwest wind 8 to 14 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 52. West wind 5 to 10 mph becoming northeast 11 to 16 mph after midnight.

    Low: 52 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A slight chance of showers between 8am and noon.  Mostly cloudy, with a high near 62. Breezy, with a north northeast wind 20 to 22 mph.  Chance of precipitation is 20%.

    High: 62 °F

    Breezy.
    Slight Chance
    Showers then
    Cloudy

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am.  Cloudy, with a low around 39. Breezy, with a north northeast wind 15 to 21 mph.  Chance of precipitation is 20%.

    Low: 39 °F

    Cloudy and
    Breezy then
    Slight Chance
    Showers

  • Columbus Day

    Columbus Day: Showers likely, mainly before 1pm.  Cloudy, with a high near 52. North northeast wind 13 to 15 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. North northwest wind 8 to 14 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55. North wind around 8 mph.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 1am.  Mostly cloudy, with a low around 38. East wind around 8 mph.  Chance of precipitation is 20%.

    Low: 38 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly after 1pm.  Partly sunny, with a high near 58. East wind 10 to 15 mph.  Chance of precipitation is 40%.

    High: 58 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 86. West southwest wind 8 to 14 mph.
Tonight
Increasing clouds, with a low around 52. West wind 5 to 10 mph becoming northeast 11 to 16 mph after midnight.
Sunday
A slight chance of showers between 8am and noon. Mostly cloudy, with a high near 62. Breezy, with a north northeast wind 20 to 22 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers after 1am. Cloudy, with a low around 39. Breezy, with a north northeast wind 15 to 21 mph. Chance of precipitation is 20%.
Columbus Day
Showers likely, mainly before 1pm. Cloudy, with a high near 52. North northeast wind 13 to 15 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 36. North northwest wind 8 to 14 mph.
Tuesday
Mostly cloudy, with a high near 55. North wind around 8 mph.
Tuesday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 38. East wind around 8 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 58. East wind 10 to 15 mph. Chance of precipitation is 40%.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 58. Breezy. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 36. Breezy. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka SD
 45.76°N 99.63°W (Elev. 1883 ft)
9:21 am CDT Oct 10, 2026
10am CDT Oct 10, 2026-6pm CDT Oct 16, 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