Loyalton, SD Weather Forecast

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Loyalton, SD Weather Forecast

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Loyalton SD weather  - Clear - 64°F
Clear
64°F
Updated 10:10 pm
Feels Like 51°F
Humidity 53%
Wind NNW 13 mph
Barometer  29.8 in
Dew Point 47°F
Loyalton SD weather  - Clear - 18°C
Clear
18°C
Updated 10:10 pm
Feels Like 11°C
Humidity 53%
Wind NNW 21 km/h
Barometer  100.9 kPa
Dew Point 8°C

Loyalton Weather Forecast

TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT
Loyalton, SD Weather - Tonight Windy Loyalton, SD Weather - Saturday Partly Sunny Loyalton, SD Weather - Saturday Night Chance Of Showers Loyalton, SD Weather - Sunday Chance Of Showers Loyalton, SD Weather - Sunday Night Chance Of T-Storm Loyalton, SD Weather - Monday Chance Of T-Storm Loyalton, SD Weather - Monday Night Mostly Clear Loyalton, SD Weather - Tuesday Mostly Clear Loyalton, SD Weather - Wednesday Chance Of Showers Loyalton, SD Weather - Wednesday Night Chance Of Showers Loyalton, SD Weather - Thursday Partly Sunny Loyalton, SD Weather - Thursday Night Chance Of Showers
Windy Partly Sunny Chance of Showers Chance of Showers Chance of T-Storm Chance of T-Storm Mostly Clear Mostly Clear Chance of Showers Chance of Showers Partly Sunny Chance of Showers
Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
Lo: 49°FLo: 9°C Hi: 65°FHi: 18°C
Lo: 50°FLo: 10°C Hi: 71°FHi: 22°C
Hi: 65°FHi: 18°C
Lo: 45°FLo: 7°C
Hi: 65°FHi: 18°C
Lo: 45°FLo: 7°C
Hi: 65°FHi: 18°C
Lo: 49°FLo: 9°C Hi: 69°FHi: 21°C
Hi: 71°FHi: 22°C
Lo: 49°FLo: 9°C
POP: 40% POP: 30% POP: 90% POP: 90% POP: 40% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 922 PM CDT Fri Sep 11 2026 Loyalton, SD Weather - WeatherWorld.com

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Issued: 601 PM CDT Fri Sep 11 2026

Key Messages

  • A sharp cooldown is expected Saturday through early next week with highs in the 60s to low 70s. These temperatures are about 5 to 10 degrees below normal.
  • A Red Flag Warning is in effect for areas along and south of Highway 14. A combination of dry fuels, wind gusts up to 40 miles per hour, and afternoon humidity around 20 percent will create critical fire weather conditions. Grassland Fire Danger will reach High for all counties west of Brown and Spink Counties and Very High west of...