Lyons, SD Weather Forecast
Local 7-day forecast
Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Lyons, SD in one place.
Rain showers. Cloudy, with a high near 63. South southeast wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Local Weather Overview
This forecast page for Lyons, 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 9, 2026 8:45 PM CDT.
The active forecast window currently covers Apr 11 to Apr 16, 2026 for Lyons, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 11 to Apr 16, 2026
- Latest sync
- Apr 9, 2026 8:45 PM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Lyons
Sunday looks like the warmest upcoming period in Lyons at 82 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 40 degrees F.
The strongest winds are forecast for Saturday at about 15 to 25 mph SSE.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 8:45 PM CDT
- Coverage
- 6 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
Rain showers likely before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 56. South wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.
A chance of rain showers. Mostly sunny, with a high near 82. Southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.
A slight chance of rain showers before 7pm. Mostly clear, with a low around 49.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
A chance of rain showers. Partly sunny, with a high near 68. Chance of precipitation is 50%.
A chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 66. Chance of precipitation is 40%.
A chance of rain showers before 1am. Partly cloudy, with a low around 44. Chance of precipitation is 40%.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 72.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 11
|
Rain Showers
|
63°F |
15 to 25 mph
SSE
|
|
Saturday Night
Apr 11
|
Showers And Thunderstorms Likely
|
56°F |
20 mph
S
|
|
Sunday
Apr 12
|
Chance Rain Showers
|
82°F |
15 to 20 mph
SW
|
|
Sunday Night
Apr 12
|
Slight Chance Rain Showers then Mostly Clear
|
49°F |
10 to 15 mph
S
|
|
Monday
Apr 13
|
Mostly Sunny then Chance Showers And Thunderstorms
|
77°F |
10 to 15 mph
ESE
|
|
Monday Night
Apr 13
|
Chance Showers And Thunderstorms
|
48°F |
10 to 15 mph
NE
|
|
Tuesday
Apr 14
|
Chance Rain Showers
|
68°F |
10 to 20 mph
NE
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
40°F |
15 to 20 mph
N
|
|
Wednesday
Apr 15
|
Chance Rain Showers
|
66°F |
10 to 15 mph
NW
|
|
Wednesday Night
Apr 15
|
Chance Rain Showers
|
44°F |
10 to 15 mph
SW
|
|
Thursday
Apr 16
|
Mostly Sunny then Slight Chance Rain Showers
|
72°F |
10 to 20 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lyons.