Ethan, SD Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Ethan, SD in one place.
A chance of rain showers. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
Local Weather Overview
This forecast page for Ethan, 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: Apr 11, 2026 8:39 AM CDT.
The active forecast window currently covers Apr 15 to Apr 17, 2026 for Ethan, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 17, 2026
- Latest sync
- Apr 11, 2026 8:39 AM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Ethan
Thursday looks like the warmest upcoming period in Ethan at 80 degrees F.
Friday Night is the coolest period ahead with temperatures near 27 degrees F.
The strongest winds are forecast for Friday at about 20 to 25 mph NNW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 11, 2026 8:39 AM CDT
- Coverage
- 3 days
- Time zone
- America/Chicago
- Forecast office
- FSD
- Radar station
- KFSD
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers before 7pm. Mostly clear, with a low around 48. Chance of precipitation is 30%.
Sunny, with a high near 80.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 41. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly sunny, with a high near 55. Chance of precipitation is 30%.
A slight chance of rain showers before 7pm, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 27.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 15
|
Chance Rain Showers
|
75°F |
10 to 15 mph
WSW
|
|
Wednesday Night
Apr 15
|
Chance Rain Showers then Mostly Clear
|
48°F |
10 to 15 mph
SW
|
|
Thursday
Apr 16
|
Sunny
|
80°F |
15 to 20 mph
S
|
|
Thursday Night
Apr 16
|
Slight Chance Showers And Thunderstorms
|
41°F |
15 to 20 mph
NW
|
|
Friday
Apr 17
|
Chance Showers And Thunderstorms
|
55°F |
20 to 25 mph
NNW
|
|
Friday Night
Apr 17
|
Slight Chance Rain Showers then Slight Chance Rain And Snow Showers
|
27°F |
15 to 20 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Ethan.