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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Hazardous Weather Conditions

Current conditions at

Madison Municipal Airport (KMDS)

Lat: 44.02°NLon: 97.09°WElev: 1718ft.

Fair

57°F

14°C

Humidity 59%
Wind Speed S 18 G 26 mph
Barometer 30.01 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 3 Oct 9:35 am CDT
Extended Forecast for

Oldham SD

  • Today

    Today: A chance of sprinkles before 3pm, then a slight chance of showers between 3pm and 4pm. Mostly sunny, with a high near 71. Breezy, with a south wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 20%.

    High: 71 °F

    Breezy then
    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 45. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Northwest wind around 5 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 45. Calm wind becoming southeast around 5 mph after midnight.

    Low: 45 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68. Breezy, with a southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 68 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 54 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
A chance of sprinkles before 3pm, then a slight chance of showers between 3pm and 4pm. Mostly sunny, with a high near 71. Breezy, with a south wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 45. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 64. Northwest wind around 5 mph.
Sunday Night
Clear, with a low around 45. Calm wind becoming southeast around 5 mph after midnight.
Monday
Sunny, with a high near 68. Breezy, with a southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly clear, with a low around 54. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oldham SD
 44.22°N 97.31°W (Elev. 1739 ft)
Last Update:
6:28 am CDT Oct 3, 2026
Forecast Valid:
9am CDT Oct 3, 2026-6pm CDT Oct 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation