Mellette, SD Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Mellette, SD in one place.
A chance of showers and thunderstorms before 5am. Some of the storms could produce heavy rain. Mostly cloudy. Low around 62, with temperatures rising to around 67 overnight. East wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Mellette, SD is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 11, 2026 5:05 AM CDT.
The active forecast window currently covers Aug 11 to Aug 17, 2026 for Mellette, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 17, 2026
- Latest sync
- Aug 11, 2026 5:05 AM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Mellette
Tuesday looks like the warmest upcoming period in Mellette at 86 degrees F.
Saturday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Friday at about 12 to 17 mph SE.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 11, 2026 5:05 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ABR
- Radar station
- KABR
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly sunny, with a high near 86. East northeast wind around 7 mph. New rainfall amounts between a half and three quarters of an inch possible.
A chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 62. East northeast wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms. Mostly sunny, with a high near 82. East northeast wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Northeast wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 78. East northeast wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly cloudy, with a low around 58. East wind 9 to 14 mph.
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Southeast wind 12 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Cloudy, with a low around 60. Southeast wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
A slight chance of rain showers before 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 20%.
Mostly sunny, with a high near 75.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 56. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 79. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Aug 11
|
Chance Showers And Thunderstorms
|
62°F |
6 mph
E
|
|
Tuesday
Aug 11
|
Mostly Sunny
|
86°F |
7 mph
ENE
|
|
Tuesday Night
Aug 11
|
Chance Showers And Thunderstorms
|
62°F |
7 mph
ENE
|
|
Wednesday
Aug 12
|
Chance Showers And Thunderstorms
|
82°F |
6 to 9 mph
ENE
|
|
Wednesday Night
Aug 12
|
Chance Showers And Thunderstorms
|
60°F |
9 mph
NE
|
|
Thursday
Aug 13
|
Chance Showers And Thunderstorms
|
78°F |
9 to 14 mph
ENE
|
|
Thursday Night
Aug 13
|
Mostly Cloudy
|
58°F |
9 to 14 mph
E
|
|
Friday
Aug 14
|
Chance Rain Showers
|
75°F |
12 to 17 mph
SE
|
|
Friday Night
Aug 14
|
Chance Showers And Thunderstorms
|
60°F |
9 to 15 mph
SE
|
|
Saturday
Aug 15
|
Chance Showers And Thunderstorms
|
76°F |
10 mph
WNW
|
|
Saturday Night
Aug 15
|
Slight Chance Rain Showers
|
56°F |
8 mph
NNW
|
|
Sunday
Aug 16
|
Mostly Sunny
|
75°F |
8 mph
N
|
|
Sunday Night
Aug 16
|
Partly Cloudy then Slight Chance Rain Showers
|
56°F |
6 mph
ESE
|
|
Monday
Aug 17
|
Slight Chance Rain Showers then Mostly Sunny
|
79°F |
5 to 9 mph
S
|
Nearby Forecasts
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