| National Weather Service Forecast for:
Yankton SD Issued by: National Weather Service Sioux Falls, SD |
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| Updated: 12:43 pm CDT Oct 6, 2026 | ||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 84. Northwest wind around 5 mph. |
| Tonight |
Mostly clear, with a low around 53. Calm wind becoming northwest around 5 mph in the evening. |
| Wednesday |
Mostly sunny, with a high near 76. Northwest wind 5 to 10 mph. |
| Wednesday Night |
Partly cloudy, with a low around 50. Northwest wind around 5 mph becoming calm. |
| Thursday |
Mostly sunny, with a high near 71. Calm wind becoming east southeast around 5 mph in the afternoon. |
| Thursday Night |
Partly cloudy, with a low around 54. Southeast wind around 5 mph. |
| Friday |
Sunny, with a high near 76. |
| Friday Night |
Mostly clear, with a low around 63. |
| Saturday |
Sunny, with a high near 82. Breezy. |
| Saturday Night |
Mostly clear, with a low around 63. Breezy. |
| Sunday |
Sunny, with a high near 74. |
| Sunday Night |
A 30 percent chance of showers. Partly cloudy, with a low around 53. |
| Columbus Day |
A 30 percent chance of showers. Partly sunny, with a high near 62. |
Forecast from NOAA-NWS for Yankton SD.
