Chelsea, SD Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Chelsea, SD in one place.
A slight chance of rain showers between 9am and 3pm. Partly sunny, with a high near 69. Southeast wind 7 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Chelsea, 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 15, 2026 6:40 PM CDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for Chelsea, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 6:40 PM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Chelsea
Thursday looks like the warmest upcoming period in Chelsea at 72 degrees F.
Sunday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Wednesday at about 7 to 17 mph SE.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 6:40 PM CDT
- Coverage
- 6 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 cloudy, with a low around 51. East wind 3 to 13 mph, with gusts as high as 21 mph.
A chance of rain showers after 1pm. Partly sunny, with a high near 72. Northeast wind 6 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Rain showers. Cloudy, with a low around 55. East wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Rain showers before 7am, then showers and thunderstorms likely. Cloudy, with a high near 69. East northeast wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
A slight chance of rain showers. Mostly cloudy, with a low around 54. Northeast wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Cloudy, with a high near 68. Northeast wind around 10 mph. Chance of precipitation is 20%.
A chance of rain showers after 7pm. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
A slight chance of rain showers before 7am. Partly sunny, with a high near 67. Chance of precipitation is 20%.
Mostly cloudy, with a low around 50.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Slight Chance Rain Showers
|
69°F |
7 to 17 mph
SE
|
|
Wednesday Night
Sep 16
|
Mostly Cloudy
|
51°F |
3 to 13 mph
E
|
|
Thursday
Sep 17
|
Partly Sunny then Chance Rain Showers
|
72°F |
6 to 10 mph
NE
|
|
Thursday Night
Sep 17
|
Rain Showers
|
55°F |
10 to 15 mph
E
|
|
Friday
Sep 18
|
Showers And Thunderstorms Likely
|
69°F |
15 mph
ENE
|
|
Friday Night
Sep 18
|
Slight Chance Rain Showers
|
54°F |
8 to 13 mph
NE
|
|
Saturday
Sep 19
|
Slight Chance Rain Showers then Cloudy
|
68°F |
10 mph
NE
|
|
Saturday Night
Sep 19
|
Chance Rain Showers
|
53°F |
5 to 8 mph
NE
|
|
Sunday
Sep 20
|
Chance Rain Showers
|
67°F |
6 to 9 mph
NE
|
|
Sunday Night
Sep 20
|
Chance Rain Showers
|
50°F |
5 to 9 mph
NE
|
|
Monday
Sep 21
|
Slight Chance Rain Showers then Partly Sunny
|
67°F |
8 mph
NE
|
|
Monday Night
Sep 21
|
Mostly Cloudy
|
50°F |
7 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Chelsea.
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