Armour, SD Weather Forecast & Current Conditions

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Armour Weather Map
UTC Time: 9/16/2026, 18:56
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Armour, SD Regional Weather

Expires:202609161900;;556467
ASUS43 KFSD 161810
RWRFSD

WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
100 PM CDT WED SEP 16 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND OR OBSTRUCTIONS TO VISIBILITY.



SDZ038>040-050-052>070-161900-
SOUTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BROOKINGS      MOSUNNY   70  49  47 SE16G24   30.28F TC  21           
6HR MIN TEMP:  45; 6HR MAX TEMP:  71;                                

CHAMBERLAIN    CLOUDY    65  50  57 SE15      30.25S TC  19           
HURON          PTSUNNY   67  51  56 SE13G21   30.23F TC  19           
6HR MIN TEMP:  49; 6HR MAX TEMP:  68;                                

MADISON        PTSUNNY   68  52  56 SE15G23   30.26F TC  20           
MITCHELL       CLOUDY    69  51  52 S14       30.25F TC  21           
6HR MIN TEMP:  49; 6HR MAX TEMP:  70;                                

SIOUX FALLS    PTSUNNY   70  50  49 SE17      30.26F TC  21           
6HR MIN TEMP:  46; 6HR MAX TEMP:  72;                                

WINNER         CLOUDY    66  52  60 SE15G26   30.23S TC  19           
YANKTON        CLOUDY    69  54  58 E15       30.24F TC  21           
6HR MIN TEMP:  55; 6HR MAX TEMP:  69;                                

$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Armour, SD

Afternoon
Mostly Cloudy
68°/ 58° 20°/ 14°
0%
Thursday
Mostly Cloudy
75°/ 62° 24°/ 17°
90%
Friday
Rain Showers
75°/ 55° 24°/ 13°
40%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
50%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Wagner, SD

Afternoon
Sprinkles
68°/ 58° 20°/ 14°
0%
Thursday
Thunderstorms
75°/ 62° 24°/ 17°
90%
Friday
Rain Showers
78°/ 58° 26°/ 14°
30%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
50%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. A chance of sprinkles. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Parkston, SD

Afternoon
Rain Showers
68°/ 58° 20°/ 14°
20%
Thursday
Mostly Cloudy
75°/ 62° 24°/ 17°
80%
Friday
Thunderstorms
78°/ 58° 26°/ 14°
50%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
40%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Partly sunny early, then becoming mostly cloudy. A chance of showers. Highs in the upper 60s. Southeast winds around 10 mph with gusts up to 20 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Plankinton, SD

Afternoon
Rain Showers
68°/ 55° 20°/ 13°
20%
Thursday
Mostly Cloudy
75°/ 60° 24°/ 16°
100%
Friday
Rain Showers
75°/ 55° 24°/ 13°
50%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. A chance of sprinkles early, then a chance of showers. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the mid 50s. Southeast winds 10 to 15 mph, becoming east around 5 mph after midnight.

Mitchell, SD

Afternoon
Sprinkles
68°/ 58° 20°/ 14°
0%
Thursday
Mostly Cloudy
75°/ 62° 24°/ 17°
100%
Friday
Rain Showers
75°/ 55° 24°/ 13°
50%
Saturday
Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
50%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. A chance of sprinkles. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Tyndall, SD

Afternoon
Rain Showers
68°/ 60° 20°/ 16°
20%
Thursday
Rain Showers
75°/ 62° 24°/ 17°
70%
Friday
Thunderstorms
78°/ 58° 26°/ 14°
40%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 55° 20°/ 13°
40%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. A chance of showers. Highs in the upper 60s. Southeast winds around 10 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows around 60. Southeast winds 5 to 10 mph.

Gregory, SD

Afternoon
Sprinkles
70°/ 58° 21°/ 14°
0%
Thursday
Thunderstorms
72°/ 62° 22°/ 17°
100%
Friday
Rain Showers
75°/ 55° 24°/ 13°
20%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
40%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
50%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy with a chance of sprinkles. Highs around 70. Southeast winds 10 to 15 mph with gusts up to 30 mph.

Night: Mostly cloudy. Lows in the upper 50s. South winds 10 to 15 mph.

Creighton, NE

Afternoon
Cloudy
68°/ 58° 20°/ 14°
0%
Thursday
Thunderstorms
75°/ 65° 24°/ 18°
70%
Friday
Thunderstorms
82°/ 60° 28°/ 16°
40%
Saturday
Mostly Cloudy
70°/ 55° 21°/ 13°
40%
Sunday
Rain Showers
68°/ 55° 20°/ 13°
40%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
20%
Tuesday
Rain Showers
72°22°
20%

Day: Cloudy. Highs in the upper 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph.

Night: Cloudy. Patchy fog. Lows in the upper 50s. South winds 5 to 10 mph.

Alexandria, SD

Afternoon
Rain Showers
68°/ 58° 20°/ 14°
20%
Thursday
Mostly Cloudy
75°/ 62° 24°/ 17°
90%
Friday
Thunderstorms
78°/ 58° 26°/ 14°
50%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
40%
Monday
Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. A chance of showers. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Woonsocket, SD

Afternoon
Rain Showers
68°/ 55° 20°/ 13°
20%
Thursday
Mostly Cloudy
78°/ 60° 26°/ 16°
100%
Friday
Rain Showers
75°/ 55° 24°/ 13°
70%
Saturday
Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
50%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. A chance of sprinkles early, then a chance of showers. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph.

Chamberlain, SD

Afternoon
Rain Showers
68°/ 55° 20°/ 13°
20%
Thursday
Mostly Cloudy
72°/ 60° 22°/ 16°
100%
Friday
Rain Showers
72°/ 55° 22°/ 13°
50%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy with a 20 percent chance of showers. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly cloudy. Lows in the mid 50s. Southeast winds 10 to 15 mph.

Yankton, SD

Afternoon
Sprinkles
68°/ 62° 20°/ 17°
0%
Thursday
Rain Showers
75°/ 62° 24°/ 17°
70%
Friday
Thunderstorms
82°/ 60° 28°/ 16°
50%
Saturday
Mostly Cloudy
70°/ 55° 21°/ 13°
0%
Sunday
Rain Showers
68°/ 55° 20°/ 13°
40%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. A chance of sprinkles. Highs in the upper 60s. Southeast winds around 10 mph with gusts up to 20 mph.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the lower 60s. Southeast winds 5 to 10 mph.

Salem, SD

Afternoon
Rain Showers
68°/ 58° 20°/ 14°
20%
Thursday
Mostly Cloudy
75°/ 62° 24°/ 17°
90%
Friday
Thunderstorms
75°/ 58° 24°/ 14°
70%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 52° 20°/ 11°
40%
Monday
Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Partly sunny early, then mostly cloudy with a chance of showers. Highs in the upper 60s. Southeast winds 10 to 15 mph. Chance of rain 20 percent.

Night: Mostly cloudy. A chance of sprinkles in the evening. Patchy fog after midnight. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Parker, SD

Afternoon
Sprinkles
68°/ 60° 20°/ 16°
0%
Thursday
Mostly Cloudy
75°/ 62° 24°/ 17°
80%
Friday
Thunderstorms
78°/ 58° 26°/ 14°
50%
Saturday
Mostly Cloudy
70°/ 55° 21°/ 13°
0%
Sunday
Rain Showers
68°/ 55° 20°/ 13°
40%
Monday
Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Partly sunny early, then becoming mostly cloudy. A chance of sprinkles. Highs in the upper 60s. Southeast winds around 10 mph with gusts up to 20 mph.

Night: Mostly cloudy. A chance of sprinkles in the evening. Patchy fog after midnight. Lows around 60. Southeast winds 5 to 10 mph, becoming east after midnight.

Wessington Springs, SD

Afternoon
Rain Showers
68°/ 55° 20°/ 13°
20%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Rain Showers
72°/ 55° 22°/ 13°
70%
Saturday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Tuesday
Partly Cloudy
70°21°
0%

Day: Mostly cloudy. A slight chance of showers early, then a chance of showers. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph.

Howard, SD

Afternoon
Rain Showers
68°/ 58° 20°/ 14°
20%
Thursday
Mostly Cloudy
78°/ 58° 26°/ 14°
100%
Friday
Thunderstorms
75°/ 55° 24°/ 13°
70%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
40%
Monday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Partly sunny early, then becoming mostly cloudy. A chance of showers. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Kennebec, SD

Afternoon
Rain Showers
75°/ 55° 24°/ 13°
20%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
100%
Friday
Rain Showers
72°/ 55° 22°/ 13°
50%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
50%
Sun Night
Rain Showers
52°11°
50%
Monday
Rain Showers
70°/ 52° 21°/ 11°
20%
Tuesday
Rain Showers
75°24°
20%

Day: Partly sunny with a 20 percent chance of showers. Breezy with highs in the mid 70s. Southeast winds 15 to 25 mph with gusts up to 40 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. Southeast winds 10 to 15 mph.

Hartington, NE

Afternoon
Cloudy
65°/ 62° 18°/ 17°
20%
Thursday
Thunderstorms
72°/ 65° 22°/ 18°
70%
Friday
Thunderstorms
82°/ 62° 28°/ 17°
50%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
40%
Sunday
Rain Showers
68°/ 55° 20°/ 13°
40%
Monday
Rain Showers
68°/ 52° 20°/ 11°
20%
Tuesday
Partly Cloudy
72°22°
0%

Day: Cloudy. Near steady temperature in the mid 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Night: Cloudy. Patchy fog. A slight chance of showers after midnight. Lows in the lower 60s. Southeast winds 5 to 10 mph, becoming southwest after midnight. Chance of rain 20 percent.

Fort Thompson, SD

Afternoon
Rain Showers
70°/ 55° 21°/ 13°
20%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Rain Showers
72°/ 55° 22°/ 13°
60%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
30%
Sun-Sun Night
Rain Showers
68°20°
50%
Monday
Rain Showers
68°/ 50° 20°/ 10°
20%
Tuesday
Rain Showers
72°22°
20%

Day: Mostly cloudy with a 20 percent chance of showers. Highs around 70. Southeast winds 15 to 20 mph with gusts up to 30 mph.

Night: Mostly cloudy. Lows in the mid 50s. Southeast winds 10 to 15 mph, becoming east around 5 mph after midnight.

Vermillion, SD

Afternoon
Mostly Cloudy
68°/ 62° 20°/ 17°
0%
Thursday
Rain Showers
75°/ 62° 24°/ 17°
70%
Friday
Thunderstorms
82°/ 60° 28°/ 16°
50%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Rain Showers
68°/ 55° 20°/ 13°
40%
Monday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Mostly cloudy. Highs in the upper 60s. Southeast winds around 10 mph with gusts up to 20 mph.

Night: Mostly cloudy. A chance of sprinkles in the evening. Patchy fog. Near steady temperature in the lower 60s. Southeast winds 5 to 10 mph.

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