Dempster, SD Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Dempster, SD in one place.
A slight chance of showers and thunderstorms after 7am. Mostly cloudy, with a high near 86. South wind 8 to 13 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Dempster, 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 7, 2026 9:33 PM CDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Dempster, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 7, 2026 9:33 PM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Dempster
Tuesday looks like the warmest upcoming period in Dempster at 95 degrees F.
Saturday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Thursday at about 14 to 25 mph W.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 7, 2026 9:33 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ABR
- Radar station
- KFSD
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before 4am. Mostly cloudy. Low around 65, with temperatures rising to around 68 overnight. South southeast wind 5 to 8 mph. Chance of precipitation is 20%.
Mostly sunny, with a high near 95. South southeast wind 6 to 24 mph, with gusts as high as 37 mph.
Showers and thunderstorms likely after 7pm. Partly cloudy, with a low around 68. South wind 17 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. Southwest wind 16 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. West wind 9 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 77. West wind 14 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 56. West wind 6 to 23 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Sunny, with a high near 82.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 78.
Partly cloudy, with a low around 52.
Mostly sunny, with a high near 75.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 8
|
Slight Chance Showers And Thunderstorms
|
86°F |
8 to 13 mph
S
|
|
Monday Night
Jun 8
|
Slight Chance Showers And Thunderstorms
|
65°F |
5 to 8 mph
SSE
|
|
Tuesday
Jun 9
|
Mostly Sunny
|
95°F |
6 to 24 mph
SSE
|
|
Tuesday Night
Jun 9
|
Showers And Thunderstorms Likely
|
68°F |
17 to 24 mph
S
|
|
Wednesday
Jun 10
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
87°F |
16 to 23 mph
SW
|
|
Wednesday Night
Jun 10
|
Chance Showers And Thunderstorms
|
59°F |
9 to 23 mph
W
|
|
Thursday
Jun 11
|
Chance Rain Showers
|
77°F |
14 to 25 mph
W
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms then Partly Cloudy
|
56°F |
6 to 23 mph
W
|
|
Friday
Jun 12
|
Sunny
|
82°F |
9 to 18 mph
WSW
|
|
Friday Night
Jun 12
|
Partly Cloudy
|
57°F |
6 to 14 mph
NNW
|
|
Saturday
Jun 13
|
Mostly Sunny
|
78°F |
7 to 17 mph
NW
|
|
Saturday Night
Jun 13
|
Partly Cloudy
|
52°F |
6 to 16 mph
NW
|
|
Sunday
Jun 14
|
Mostly Sunny
|
75°F |
8 to 16 mph
NW
|
Nearby Forecasts
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