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

Mobridge, Mobridge Municipal Airport (KMBG)

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

Overcast

51°F

11°C

Humidity 83%
Wind Speed N 16 mph
Barometer 29.80 in (1009.6 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 11 Oct 5:52 pm CDT
Extended Forecast for

Mound City SD

  • Tonight

    Tonight: A chance of showers, mainly after 4am.  Cloudy, with a low around 40. North northeast wind 9 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    Low: 40 °F

    Cloudy then
    Chance
    Showers

  • Columbus Day

    Columbus Day: A chance of showers before 2pm.  Cloudy, with a high near 57. East wind 8 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 50%.

    High: 57 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Cloudy, with a low around 36. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 54. Northwest wind 7 to 9 mph.

    High: 54 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Patchy frost after 3am.  Otherwise, partly cloudy, with a low around 33. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 33 °F

    Partly Cloudy
    then Patchy
    Frost

  • Wednesday

    Wednesday: Areas of frost before 9am.  Otherwise, sunny, with a high near 61. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 61 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 1am.  Partly cloudy, with a low around 36. East northeast wind around 5 mph becoming light and variable.  Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 61. Breezy, with a south wind 5 to 10 mph becoming northwest 15 to 25 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 61 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Breezy, with a north northwest wind 22 to 29 mph, with gusts as high as 40 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
A chance of showers, mainly after 4am. Cloudy, with a low around 40. North northeast wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Columbus Day
A chance of showers before 2pm. Cloudy, with a high near 57. East wind 8 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 50%.
Monday Night
Cloudy, with a low around 36. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday
Mostly cloudy, with a high near 54. Northwest wind 7 to 9 mph.
Tuesday Night
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 33. North northwest wind around 6 mph becoming calm in the evening.
Wednesday
Areas of frost before 9am. Otherwise, sunny, with a high near 61. Calm wind becoming north 5 to 7 mph in the afternoon.
Wednesday Night
A chance of showers, mainly after 1am. Partly cloudy, with a low around 36. East northeast wind around 5 mph becoming light and variable. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 61. Breezy, with a south wind 5 to 10 mph becoming northwest 15 to 25 mph in the afternoon. Winds could gust as high as 37 mph.
Thursday Night
Partly cloudy, with a low around 33. Breezy, with a north northwest wind 22 to 29 mph, with gusts as high as 40 mph.
Friday
Mostly sunny, with a high near 54.
Friday Night
Areas of frost. Otherwise, mostly clear, with a low around 30.
Saturday
Sunny, with a high near 64. Breezy.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 70.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Mound City SD
 45.73°N 100.06°W (Elev. 1699 ft)
6:36 pm CDT Oct 11, 2026
6pm CDT Oct 11, 2026-6pm CDT Oct 18, 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