Armour, SD Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Armour, SD in one place.
Mostly sunny, with a high near 99. Heat index values as high as 102. South southeast wind 10 to 30 mph, with gusts as high as 40 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: Jun 8, 2026 8:32 AM CDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Armour, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 8:32 AM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Armour
Tuesday looks like the warmest upcoming period in Armour at 99 degrees F.
Sunday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Tuesday at about 10 to 30 mph SSE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 8:32 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
Showers and thunderstorms likely between 7pm and 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Heat index values as high as 101. South wind 15 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 70%.
A chance of showers and thunderstorms before 7am. Sunny, with a high near 90. West southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Partly cloudy, with a low around 59. Northwest wind 10 to 25 mph, with gusts as high as 35 mph.
Sunny, with a high near 84.
Mostly clear, with a low around 56.
Sunny, with a high near 89.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 59.
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 82.
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 54.
A slight chance of rain showers between 7am and 1pm. Partly sunny, with a high near 78.
A slight chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Mostly Sunny
|
99°F |
10 to 30 mph
SSE
|
|
Tuesday Night
Jun 9
|
Showers And Thunderstorms Likely
|
68°F |
15 to 30 mph
S
|
|
Wednesday
Jun 10
|
Chance Showers And Thunderstorms then Sunny
|
90°F |
15 to 25 mph
WSW
|
|
Wednesday Night
Jun 10
|
Partly Cloudy
|
59°F |
10 to 25 mph
NW
|
|
Thursday
Jun 11
|
Sunny
|
84°F |
15 to 25 mph
WNW
|
|
Thursday Night
Jun 11
|
Mostly Clear
|
56°F |
5 to 25 mph
W
|
|
Friday
Jun 12
|
Sunny
|
89°F |
10 to 20 mph
SW
|
|
Friday Night
Jun 12
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
59°F |
10 to 20 mph
ENE
|
|
Saturday
Jun 13
|
Slight Chance Showers And Thunderstorms
|
82°F |
10 to 20 mph
N
|
|
Saturday Night
Jun 13
|
Slight Chance Showers And Thunderstorms
|
54°F |
10 to 20 mph
N
|
|
Sunday
Jun 14
|
Slight Chance Rain Showers
|
78°F |
10 to 20 mph
NNW
|
|
Sunday Night
Jun 14
|
Slight Chance Showers And Thunderstorms
|
53°F |
5 to 15 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Armour.
Nearby forecast pages are not available for this location yet.
