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

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

MILBANK (K1D1)

Lat: 45.23°NLon: 96.57°WElev: 1116ft.

Fair

72°F

22°C

Humidity 53%
Wind Speed S 8 G 14 mph
Barometer 29.61 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 11 Oct 1:10 am CDT
Extended Forecast for

Summit SD

  • Overnight

    Overnight: Mostly clear, with a low around 59. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 70. North northeast wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. North wind around 13 mph, with gusts as high as 22 mph.

    Low: 49 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: A chance of sprinkles before 11am, then a chance of showers, mainly between 11am and 5pm. Mostly cloudy, with a high near 63. North wind 10 to 13 mph. Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of sprinkles before 7pm. Mostly cloudy, with a low around 46. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 46 °F

    Chance
    Sprinkles

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. North northwest wind 10 to 13 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. North wind around 7 mph.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. East northeast wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 44. East southeast wind 7 to 9 mph. Chance of precipitation is 40%.

    Low: 44 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 59. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 70. North northeast wind 7 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 49. North wind around 13 mph, with gusts as high as 22 mph.
Columbus Day
A chance of sprinkles before 11am, then a chance of showers, mainly between 11am and 5pm. Mostly cloudy, with a high near 63. North wind 10 to 13 mph. Chance of precipitation is 30%.
Monday Night
A chance of sprinkles before 7pm. Mostly cloudy, with a low around 46. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 56. North northwest wind 10 to 13 mph.
Tuesday Night
Partly cloudy, with a low around 42. North wind around 7 mph.
Wednesday
Mostly sunny, with a high near 57. East northeast wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 44. East southeast wind 7 to 9 mph. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 42. Breezy. Chance of precipitation is 30%.
Friday
A slight chance of showers. Mostly sunny, with a high near 51. Breezy. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summit SD
 45.31°N 97.03°W (Elev. 2001 ft)
Last Update:
12:21 am CDT Oct 11, 2026
Forecast Valid:
1am CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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