Mellette County, SD Weather Forecast
County weather hub
Chance Rain And Snow Showers
Compare major city weather across Mellette County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain showers before 10am, then a chance of rain and snow showers. Mostly cloudy, with a high near 47.
County Weather Overview
This county weather page brings together forecast coverage for Mellette County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 0 of 0 mapped cities in Mellette County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 17 to Apr 19, 2026
- Latest sync
- Apr 13, 2026 4:59 PM CDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Mellette County
Sunday looks like the warmest upcoming period in Mellette County at 67 degrees F.
Saturday Night is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Friday at about 28 to 36 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 13, 2026 4:59 PM CDT
- Coverage
- 3 days
- Time zone
- America/Chicago
- Forecast office
- UNR
- Radar station
- KUDX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain and snow showers. Mostly cloudy, with a low around 26. New snow accumulation of less than half an inch possible.
A slight chance of snow showers before 7am. Partly sunny, with a high near 52.
Partly cloudy, with a low around 25.
Sunny, with a high near 67.
Mostly clear, with a low around 40.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 17
|
Chance Rain And Snow Showers
|
47°F |
28 to 36 mph
NW
|
|
Friday Night
Apr 17
|
Chance Rain And Snow Showers
|
26°F |
20 to 32 mph
NW
|
|
Saturday
Apr 18
|
Slight Chance Snow Showers then Partly Sunny
|
52°F |
20 to 29 mph
NW
|
|
Saturday Night
Apr 18
|
Partly Cloudy
|
25°F |
8 to 26 mph
W
|
|
Sunday
Apr 19
|
Sunny
|
67°F |
10 to 17 mph
S
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
40°F |
16 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mellette County.
Nearby forecast pages are not available for this location yet.
Coverage
Forecast coverage currently spans 0 of 0 mapped cities in Mellette County.