Thomas, SD Weather Forecast

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Thomas, SD Weather Forecast

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Thomas SD weather  - Clear - 71°F
Clear
71°F
Updated 6:13 pm
Feels Like 58°F
Humidity 50%
Wind SSE 29 mph
Barometer  29.85 in
Dew Point 52°F
Thomas SD weather  - Clear - 22°C
Clear
22°C
Updated 6:13 pm
Feels Like 14°C
Humidity 50%
Wind SSE 47 km/h
Barometer  101.1 kPa
Dew Point 11°C

Thomas Weather Forecast

TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY
Thomas, SD Weather - Tonight Clearing Thomas, SD Weather - Saturday Chance Of Showers Thomas, SD Weather - Saturday Night Mostly Cloudy Thomas, SD Weather - Sunday Chance Of Rain Thomas, SD Weather - Sunday Night Rain Thomas, SD Weather - Monday Rain Thomas, SD Weather - Monday Night Rain Thomas, SD Weather - Tuesday Chance Of Rain Thomas, SD Weather - Tuesday Night Chance Of Rain Thomas, SD Weather - Wednesday Partly Sunny Thomas, SD Weather - Wednesday Night Partly Cloudy Thomas, SD Weather - Thursday Partly Cloudy
Clearing Chance of Showers Mostly Cloudy Chance of Rain Rain Rain Rain Chance of Rain Chance of Rain Partly Sunny Partly Cloudy Partly Cloudy
Lo: 55°FLo: 13°C Hi: 61°FHi: 16°C
Lo: 39°FLo: 4°C Hi: 49°FHi: 9°C
Lo: 35°FLo: 2°C Hi: 45°FHi: 7°C
Lo: 35°FLo: 2°C
Hi: 45°FHi: 7°C
Lo: 35°FLo: 2°C
Hi: 51°FHi: 11°C
Lo: 40°FLo: 4°C
Hi: 51°FHi: 11°C
Lo: 40°FLo: 4°C
Hi: 59°FHi: 15°C
Hi: 51°FHi: 11°C
Lo: 35°FLo: 2°C
Hi: 51°FHi: 11°C
Lo: 35°FLo: 2°C
POP: 50% POP: 70% POP: 70% POP: 70% POP: 70% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 521 PM CDT Fri Oct 23 2026 Thomas, SD Weather - WeatherWorld.com

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Issued: 230 PM CDT Fri Oct 23 2026

Key Messages

  • Southerly winds gusting between 30-40 mph are in place today, with the strongest winds located over northeastern South Dakota. Strong winds will continue over that area through this evening and into tonight.
  • The combination of near-record heat with the strong winds leads to elevated fire weather concerns today. Grassland Fire Danger will reach the High to Very High category.
  • A cold front will move through the region tonight through early Saturday morning. Winds behind will turn north...