Mellette, SD Weather Forecast

Feedback E-mail the Weather

Quick Weather Clicks

Mellette, SD Weather Forecast

Current Conditions

Settings
Mellette SD weather  - Clear - 39°F
Clear
39°F
Updated 3:44 am
Feels Like 49°F
Humidity 100%
Wind N 0 mph
Barometer  30.18 in
Dew Point 39°F
Mellette SD weather  - Clear - 4°C
Clear
4°C
Updated 3:44 am
Feels Like 10°C
Humidity 100%
Wind N 0 km/h
Barometer  102.2 kPa
Dew Point 4°C

Mellette Weather Forecast

REST OF TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Mellette, SD Weather - Rest Of Tonight Mostly Clear Mellette, SD Weather - Thursday Mostly Sunny Mellette, SD Weather - Thursday Night Partly Cloudy Mellette, SD Weather - Friday Windy Mellette, SD Weather - Friday Night Partly Cloudy Mellette, SD Weather - Saturday Chance Of Showers Mellette, SD Weather - Saturday Night Mostly Cloudy Mellette, SD Weather - Sunday Chance Of Rain Mellette, SD Weather - Sunday Night Rain Mellette, SD Weather - Monday Chance Of Snow Mellette, SD Weather - Monday Night Rain And Snow Mellette, SD Weather - Tuesday Rain And Snow
Mostly Clear Mostly Sunny Partly Cloudy Windy Partly Cloudy Chance of Showers Mostly Cloudy Chance of Rain Rain Chance of Snow Rain and Snow Rain and Snow
Lo: 40°FLo: 4°C Hi: 79°FHi: 26°C
Lo: 59°FLo: 15°C Hi: 79°FHi: 26°C
Lo: 51°FLo: 11°C Hi: 55°FHi: 13°C
Lo: 39°FLo: 4°C Hi: 49°FHi: 9°C
Lo: 35°FLo: 2°C Hi: 49°FHi: 9°C
Lo: 31°FLo: -1°C Hi: 50°FHi: 10°C
POP: 20% POP: 50% POP: 70% POP: 50% POP: 40% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 221 AM CDT Thu Oct 22 2026 Mellette, SD Weather - WeatherWorld.com

Trending Headlines

Mellette Radar Loop

Use the map search tool if you want to place a location marker on the radar map...

Mellette Quick Facts

National Two Day Weather Forecast


E-mail the Mellette Weather Forecast

Voice your opinion or tell us about page issues...

Mellette Forecast Discussion

Meteorlogic Glosserator
Instant definitions for any meteorological term.

Issued: 134 AM CDT Thu Oct 22 2026

Key Messages

  • Southerly winds increase Friday, with widespread 30-40 mile per hour gusts expected during the afternoon. There is a roughly 10-30% chance for gusts to reach 45 miles per hour or more over eastern South Dakota and western Minnesota.
  • Warm conditions, strong winds, and dry vegetation will lead to elevated fire weather concerns across central South Dakota Thursday, and across central and northeastern SD and west central MN Friday.
  • Thursday and Friday, highs will reach the upper 70s to l...