Armour, SD Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Armour, SD in one place.
Sunny, with a high near 91. South southeast wind 15 to 30 mph, with gusts as high as 45 mph.
Local Weather Overview
This forecast page for Armour, 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 21, 2026 8:46 AM CDT.
The active forecast window currently covers Apr 22 to Apr 27, 2026 for Armour, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 27, 2026
- Latest sync
- Apr 21, 2026 8:46 AM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Armour
Wednesday looks like the warmest upcoming period in Armour at 91 degrees F.
Saturday Night is the coolest period ahead with temperatures near 33 degrees F.
The strongest winds are forecast for Wednesday at about 15 to 30 mph SSE.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 21, 2026 8:46 AM 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
A slight chance of rain showers between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 59. South wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 50%.
A chance of rain showers before 7am. Partly sunny. High near 77, with temperatures falling to around 74 in the afternoon. West southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 50%.
Partly cloudy, with a low around 37. West northwest wind 20 to 25 mph, with gusts as high as 40 mph.
Mostly sunny, with a high near 59.
Partly cloudy, with a low around 34.
A slight chance of rain and snow showers between 7am and 1pm. Partly sunny, with a high near 56.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 33.
A chance of rain showers. Partly sunny, with a high near 55. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a high near 56. Chance of precipitation is 30%.
A chance of rain showers before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Sunny
|
91°F |
15 to 30 mph
SSE
|
|
Wednesday Night
Apr 22
|
Chance Showers And Thunderstorms
|
59°F |
20 to 30 mph
S
|
|
Thursday
Apr 23
|
Chance Rain Showers then Partly Sunny
|
77°F |
15 to 25 mph
WSW
|
|
Thursday Night
Apr 23
|
Partly Cloudy
|
37°F |
20 to 25 mph
WNW
|
|
Friday
Apr 24
|
Mostly Sunny
|
59°F |
20 mph
NW
|
|
Friday Night
Apr 24
|
Partly Cloudy
|
34°F |
10 to 15 mph
NW
|
|
Saturday
Apr 25
|
Slight Chance Rain And Snow Showers
|
56°F |
10 to 15 mph
NNW
|
|
Saturday Night
Apr 25
|
Mostly Cloudy then Slight Chance Rain Showers
|
33°F |
10 to 15 mph
ENE
|
|
Sunday
Apr 26
|
Chance Rain Showers
|
55°F |
10 to 15 mph
E
|
|
Sunday Night
Apr 26
|
Chance Rain Showers
|
35°F |
10 to 15 mph
NE
|
|
Monday
Apr 27
|
Chance Rain Showers
|
56°F |
10 to 15 mph
N
|
|
Monday Night
Apr 27
|
Chance Rain Showers
|
35°F |
10 to 15 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Armour.
Nearby forecast pages are not available for this location yet.
