Mason, SD Weather Forecast

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Mason SD weather  - Overcast - 44°F
Overcast
44°F
Updated 7:55 am
Feels Like 41°F
Humidity 100%
Wind WNW 18 mph
Barometer  29.75 in
Dew Point 44°F
Mason SD weather  - Overcast - 7°C
Overcast
7°C
Updated 7:55 am
Feels Like 5°C
Humidity 100%
Wind WNW 29 km/h
Barometer  100.7 kPa
Dew Point 7°C

Mason Weather Forecast

TODAY TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT
Mason, SD Weather - Today Rain Mason, SD Weather - Tonight Chance Of Rain Mason, SD Weather - Tuesday Clearing Mason, SD Weather - Tuesday Night Mostly Clear Mason, SD Weather - Wednesday Partly Cloudy Mason, SD Weather - Wednesday Night Partly Cloudy Mason, SD Weather - Thursday Clearing Mason, SD Weather - Thursday Night Partly Cloudy Mason, SD Weather - Friday Clearing Mason, SD Weather - Friday Night Chance Of Rain Mason, SD Weather - Saturday Clearing Mason, SD Weather - Saturday Night Mostly Clear
Rain Chance of Rain Clearing Mostly Clear Partly Cloudy Partly Cloudy Clearing Partly Cloudy Clearing Chance of Rain Clearing Mostly Clear
Hi: 50°FHi: 10°C
Lo: 35°FLo: 2°C Hi: 50°FHi: 10°C
Lo: 30°FLo: -1°C Hi: 55°FHi: 13°C
Lo: 30°FLo: -1°C Hi: 55°FHi: 13°C
Lo: 31°FLo: -1°C Hi: 55°FHi: 13°C
Lo: 35°FLo: 2°C Hi: 51°FHi: 11°C
Lo: 31°FLo: -1°C
POP: 90% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 622 AM MST Mon Nov 02 2026 Mason, SD Weather - WeatherWorld.com

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Issued: 447 AM MST Mon Nov 2 2026

Key Messages

  • Widespread rain tonight through early Tuesday, with the heaviest totals over central South Dakota and northern Black Hills.
  • Strong northwest winds Monday and Monday night. Gusts of 40-60 mph expected.
  • Rain changing to snow over the higher northern Black Hills Monday evening, with a few inches of snow accumulation.
  • Drier weather returns later Tuesday and remains for the rest of the work week.

Discussion

...(This Evening Through Sunday) Issued at 234 PM MST Sun Nov 1 2026

Satellite/WV ima...