Green Valley, SD Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Green Valley, SD in one place.
Sunny. High near 85, with temperatures falling to around 82 in the afternoon. East wind 13 to 21 mph, with gusts as high as 35 mph.
Local Weather Overview
This forecast page for Green Valley, 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: Sep 14, 2026 4:11 PM MDT.
The active forecast window currently covers Sep 16 to Sep 20, 2026 for Green Valley, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 20, 2026
- Latest sync
- Sep 14, 2026 4:11 PM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Green Valley
Wednesday looks like the warmest upcoming period in Green Valley at 85 degrees F.
Sunday Night is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for Wednesday at about 13 to 21 mph E.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 4:11 PM MDT
- Coverage
- 6 days
- Time zone
- America/Denver
- 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
Partly cloudy, with a low around 54. North wind 6 to 14 mph, with gusts as high as 26 mph.
A chance of rain showers before noon, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 81.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
A chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near 75.
A chance of showers and thunderstorms. Partly cloudy, with a low around 50.
A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near 75.
A slight chance of rain showers before midnight. Partly cloudy, with a low around 49.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Sunny
|
85°F |
13 to 21 mph
E
|
|
Wednesday Night
Sep 16
|
Partly Cloudy
|
54°F |
6 to 14 mph
N
|
|
Thursday
Sep 17
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
76°F |
5 to 12 mph
NE
|
|
Thursday Night
Sep 17
|
Chance Showers And Thunderstorms
|
57°F |
3 to 10 mph
S
|
|
Friday
Sep 18
|
Chance Showers And Thunderstorms
|
81°F |
3 to 13 mph
N
|
|
Friday Night
Sep 18
|
Chance Showers And Thunderstorms
|
55°F |
6 to 13 mph
N
|
|
Saturday
Sep 19
|
Chance Rain Showers
|
75°F |
7 to 12 mph
NE
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms
|
50°F |
6 to 10 mph
S
|
|
Sunday
Sep 20
|
Chance Showers And Thunderstorms
|
75°F |
6 to 13 mph
NW
|
|
Sunday Night
Sep 20
|
Slight Chance Rain Showers then Partly Cloudy
|
49°F |
6 to 13 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Green Valley.