Cactus Flat, SD Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Cactus Flat, SD in one place.
Partly cloudy, with a low around 60. West wind 3 to 7 mph.
Local Weather Overview
This forecast page for Cactus Flat, 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: Jun 28, 2026 4:48 AM MDT.
The active forecast window currently covers Jun 28 to Jul 4, 2026 for Cactus Flat, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 28 to Jul 4, 2026
- Latest sync
- Jun 28, 2026 4:48 AM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Cactus Flat
Friday looks like the warmest upcoming period in Cactus Flat at 98 degrees F.
Monday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Monday at about 16 to 29 mph W.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 28, 2026 4:48 AM MDT
- Coverage
- 7 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
Sunny, with a high near 90. Southwest wind around 12 mph, with gusts as high as 29 mph.
A slight chance of showers and thunderstorms before midnight, then showers and thunderstorms likely. Partly cloudy, with a low around 61. North wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
A slight chance of rain showers before noon. Mostly sunny. High near 86, with temperatures falling to around 84 in the afternoon. West wind 16 to 29 mph, with gusts as high as 44 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 57. West wind 9 to 25 mph, with gusts as high as 40 mph.
Sunny, with a high near 88. West wind 9 to 13 mph, with gusts as high as 20 mph.
A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Sunny, with a high near 90.
Mostly clear, with a low around 60.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62.
Sunny, with a high near 98.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 64.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jun 28
|
Partly Cloudy
|
60°F |
3 to 7 mph
W
|
|
Sunday
Jun 28
|
Sunny
|
90°F |
12 mph
SW
|
|
Sunday Night
Jun 28
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
61°F |
9 to 16 mph
N
|
|
Monday
Jun 29
|
Slight Chance Rain Showers then Mostly Sunny
|
86°F |
16 to 29 mph
W
|
|
Monday Night
Jun 29
|
Partly Cloudy
|
57°F |
9 to 25 mph
W
|
|
Tuesday
Jun 30
|
Sunny
|
88°F |
9 to 13 mph
W
|
|
Tuesday Night
Jun 30
|
Chance Showers And Thunderstorms
|
58°F |
7 to 12 mph
SE
|
|
Wednesday
Jul 1
|
Sunny
|
90°F |
7 to 13 mph
S
|
|
Wednesday Night
Jul 1
|
Mostly Clear
|
60°F |
6 to 13 mph
E
|
|
Thursday
Jul 2
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
7 to 13 mph
SE
|
|
Thursday Night
Jul 2
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
62°F |
6 to 13 mph
SE
|
|
Friday
Jul 3
|
Sunny
|
98°F |
8 to 17 mph
SE
|
|
Friday Night
Jul 3
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
64°F |
13 to 17 mph
E
|
|
Independence Day
Jul 4
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
92°F |
14 to 17 mph
NW
|
Nearby Forecasts
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