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Union Center, SD Weather Forecast

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Union Center, SD Weather Forecast

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Union Center SD weather - Clear - 66°F
Clear
66°F
Updated 9:49 am
Feels Like 58°F
Humidity 68%
Wind ESE 10 mph
Barometer  30.1 in
Dew Point 55°F
Union Center SD weather - Clear - 19°C
Clear
19°C
Updated 9:49 am
Feels Like 15°C
Humidity 68%
Wind ESE 16 km/h
Barometer  101.9 kPa
Dew Point 13°C
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Union Center Weather Forecast

REST OF TODAY TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT
Union Center, SD Weather - Rest Of Today Patchy Fog Union Center, SD Weather - Tonight Partly Cloudy Union Center, SD Weather - Saturday Clearing Union Center, SD Weather - Saturday Night Partly Cloudy Union Center, SD Weather - Sunday Partly Cloudy Union Center, SD Weather - Sunday Night Chance Of T-Storm Union Center, SD Weather - Monday Chance Of T-Storm Union Center, SD Weather - Monday Night Chance Of T-Storm Union Center, SD Weather - Tuesday Chance Of Showers Union Center, SD Weather - Tuesday Night Mostly Clear Union Center, SD Weather - Wednesday Mostly Sunny Union Center, SD Weather - Wednesday Night Partly Cloudy
Patchy Fog Partly Cloudy Clearing Partly Cloudy Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers Mostly Clear Mostly Sunny Partly Cloudy
Hi: 75°FHi: 24°C
 Lo: 55°FLo: 13°C Hi: 79°FHi: 26°C
 Lo: 51°FLo: 11°C Hi: 75°FHi: 24°C
 Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
 Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
 Lo: 50°FLo: 10°C Hi: 69°FHi: 21°C
 Lo: 50°FLo: 10°C
POP: 50% POP: 70% POP: 40% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 842 AM MDT Fri Sep 25 2026 Union Center, SD Weather - WeatherWorld.com

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Issued: 552 AM MDT Fri Sep 25 2026

Key Messages

  • Southwest flow aloft expected through the weekend, which will bring temperatures 5-10F above normal on average.
  • Upper trough moves through for early next week bringing increasing precipitation chances Sunday night through Tuesday.

Discussion

...(This Evening Through Thursday) Issued at 130 PM MDT Thu Sep 24 2026

19z surface analysis had remnants of warm front from the eastern Dakotas into eastern CO, which has left the CWA dry as the focus for precipitation has shifted well southeast of...