National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

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

Thunderstorm Fog/Mist

45°F

7°C

Humidity 97%
Wind Speed NW 6 mph
Barometer 29.80 in (1009.8 mb)
Dewpoint 44°F (7°C)
Visibility 3.00 mi
Wind Chill42°F (6°C)
Last update 12 Oct 4:52 am CDT
Extended Forecast for

Eureka SD

  • Overnight

    Overnight: A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 42. Northeast wind around 18 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers and
    Patchy Fog

  • Columbus Day

    Columbus Day: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 52. East northeast wind 10 to 17 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

    High: 52 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Cloudy, with a low around 38. Northwest wind around 15 mph.

    Low: 38 °F

    Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between 2pm and 4pm. Mostly cloudy, with a high near 52. Northwest wind 9 to 11 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Patchy frost after 3am. Otherwise, partly cloudy, with a low around 32. North northwest wind 3 to 8 mph.

    Low: 32 °F

    Partly Cloudy
    then Patchy
    Frost

  • Wednesday

    Wednesday: Areas of frost before 9am. Otherwise, sunny, with a high near 58. Light and variable wind becoming north 5 to 7 mph in the afternoon.

    High: 58 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 36. Light and variable wind becoming east southeast around 5 mph in the evening. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 58. Windy, with a northwest wind 6 to 16 mph increasing to 22 to 32 mph. Winds could gust as high as 40 mph.

    High: 58 °F

    Partly Sunny
    then Mostly
    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. Windy, with a north northwest wind 21 to 31 mph, with gusts as high as 45 mph.

    Low: 32 °F

    Mostly Clear
    and Windy

Detailed Forecast

Overnight
A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 42. Northeast wind around 18 mph. Chance of precipitation is 30%.
Columbus Day
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 52. East northeast wind 10 to 17 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Monday Night
Cloudy, with a low around 38. Northwest wind around 15 mph.
Tuesday
A slight chance of showers between 2pm and 4pm. Mostly cloudy, with a high near 52. Northwest wind 9 to 11 mph. Chance of precipitation is 20%.
Tuesday Night
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 32. North northwest wind 3 to 8 mph.
Wednesday
Areas of frost before 9am. Otherwise, sunny, with a high near 58. Light and variable wind becoming north 5 to 7 mph in the afternoon.
Wednesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 36. Light and variable wind becoming east southeast around 5 mph in the evening. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 58. Windy, with a northwest wind 6 to 16 mph increasing to 22 to 32 mph. Winds could gust as high as 40 mph.
Thursday Night
Mostly clear, with a low around 32. Windy, with a north northwest wind 21 to 31 mph, with gusts as high as 45 mph.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 65. Breezy.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Mostly sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka SD
 45.78°N 99.63°W (Elev. 1883 ft)
Last Update:
5:21 am CDT Oct 12, 2026
Forecast Valid:
5am CDT Oct 12, 2026-6pm CDT Oct 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation