Stephan, SD Weather Forecast & Current Conditions

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Stephan Weather Map
UTC Time: 9/16/2026, 12:26
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Stephan, SD Regional Weather

Expires:202609161300;;544818
ASUS43 KFSD 161210
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
700 AM 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.



SDZ017-020-022-023-036>040-048>070-161300-
SOUTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SIOUX FALLS    PTCLDY    46  46 100 CALM      30.30S TC   8           
HURON          CLEAR     50  47  89 SE7       30.28R TC  10           
CHAMBERLAIN    CLEAR     53  49  87 SE8       30.27S TC  12           
MADISON        PTCLDY    45  45 100 E6        30.30S TC   7           
MITCHELL       CLEAR     49  47  93 E6        30.28S TC   9           
YANKTON        MOCLDY    55  52  89 E5        30.28R TC  13           
$$
 
ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURE IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY

  

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

Stephan, SD

Today
Rain Showers
70°/ 52° 21°/ 11°
20%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
100%
Friday
Rain Showers
68°/ 52° 20°/ 11°
70%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
30%
Sun-Sun Night
Rain Showers
65°18°
50%
Monday
Rain Showers
68°/ 48° 20°/
20%
Tuesday
Rain Showers
72°22°
20%

Day: Partly sunny. A slight chance of showers this morning. Highs around 70. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming east 5 to 10 mph after midnight.

Kennebec, SD

Today
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. A slight chance of showers this morning. Highs in the mid 70s. Southeast winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming east 5 to 10 mph after midnight.

Fort Thompson, SD

Today
Rain Showers
70°/ 55° 21°/ 13°
20%
Thursday
Rain Showers
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: Partly sunny with a 20 percent chance of showers. Highs around 70. Southeast winds 15 to 20 mph with gusts up to 30 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming east around 5 mph after midnight.

Miller, SD

Today
Rain Showers
68°/ 52° 20°/ 11°
20%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
100%
Friday
Rain Showers
68°/ 52° 20°/ 11°
70%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
20%
Sun-Sun Night
Rain Showers
65°18°
50%
Monday
Rain Showers
68°/ 50° 20°/ 10°
20%
Tuesday
Rain Showers
72°22°
20%

Day: Partly sunny with a 20 percent chance of showers. Highs in the upper 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming east around 5 mph after midnight.

Pierre, SD

Today
Rain Showers
72°/ 52° 22°/ 11°
20%
Thursday
Partly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Rain Showers
70°/ 52° 21°/ 11°
50%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
50%
Sun Night
Rain Showers
52°11°
50%
Monday
Rain Showers
70°/ 50° 21°/ 10°
20%
Tuesday
Rain Showers
72°22°
20%

Day: Partly sunny. A slight chance of showers this morning. Highs in the lower 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming east 5 to 10 mph after midnight.

Chamberlain, SD

Today
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Thursday
Mostly Cloudy
75°/ 60° 24°/ 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. 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 with gusts up to 25 mph, diminishing to around 5 mph after midnight.

Onida, SD

Today
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
100%
Friday
Rain Showers
68°/ 52° 20°/ 11°
70%
Saturday
Rain Showers
68°/ 50° 20°/ 10°
50%
Sun Night
Rain Showers
50°10°
50%
Monday
Mostly Cloudy
68°/ 48° 20°/
20%
Tuesday
Rain Showers
72°22°
20%

Day: Partly sunny and breezy. Highs in the lower 70s. Southeast winds 15 to 25 mph with gusts up to 35 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming northeast 5 to 10 mph after midnight.

Huron, SD

Today
Sprinkles
68°/ 55° 20°/ 13°
0%
Thursday
Partly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Rain Showers
72°/ 55° 22°/ 13°
100%
Saturday
Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Tuesday
Sunny
72°22°
0%

Day: Partly sunny this morning, then mostly cloudy with a chance of sprinkles this afternoon. 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 5 to 10 mph.

Wessington Springs, SD

Today
Sprinkles
68°/ 55° 20°/ 13°
0%
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: Partly sunny this morning, then mostly cloudy with a chance of sprinkles this afternoon. 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 5 to 10 mph.

Fort Pierre, SD

Today
Rain Showers
78°/ 52° 26°/ 11°
20%
Thursday
Thunderstorms
75°/ 58° 24°/ 14°
100%
Friday
Rain Showers
72°/ 52° 22°/ 11°
50%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
50%
Sunday
Thunderstorms
70°/ 50° 21°/ 10°
60%
Monday
Rain Showers
72°/ 50° 22°/ 10°
20%

Day: Partly sunny. A slight chance of showers this morning. Breezy with highs in the upper 70s. Southeast winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming northeast 5 to 10 mph after midnight.

Faulkton, SD

Today
Partly Cloudy
68°/ 48° 20°/
0%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
100%
Friday
Rain Showers
68°/ 52° 20°/ 11°
100%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
20%
Sun-Sun Night
Rain Showers
65°18°
50%
Monday
Rain Showers
70°21°
20%
Tuesday
Rain Showers
70°21°
20%

Day: Partly sunny. Highs in the upper 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming east around 5 mph after midnight.

Plankinton, SD

Today
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
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: Partly sunny this morning, then becoming 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 mid 50s. Southeast winds 10 to 15 mph, becoming east around 5 mph after midnight.

Redfield, SD

Today
Rain Showers
70°/ 52° 21°/ 11°
20%
Thursday
Partly Cloudy
75°/ 55° 24°/ 13°
100%
Friday
Rain Showers
68°/ 52° 20°/ 11°
100%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
20%
Sun-Sun Night
Rain Showers
68°20°
50%
Mon-Mon Night
Mostly Cloudy
68°20°
0%
Tuesday
Partly Cloudy
72°22°
0%

Day: Partly sunny. A slight chance of showers this afternoon. Highs around 70. Southeast winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 20 percent.

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

Gettysburg, SD

Today
Partly Cloudy
70°/ 50° 21°/ 10°
0%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
90%
Friday
Rain Showers
68°/ 52° 20°/ 11°
70%
Saturday
Mostly Cloudy
68°/ 50° 20°/ 10°
50%
Sun Night
Rain Showers
50°10°
50%
Monday
Rain Showers
68°/ 48° 20°/
20%
Tuesday
Rain Showers
72°22°
20%

Day: Partly sunny. Highs around 70. Southeast winds 15 to 20 mph with gusts up to 35 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows around 50. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming northeast 5 to 10 mph after midnight.

Wagner, SD

Today
Mostly Cloudy
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. 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.

Murdo, SD

Today
Rain Showers
78°/ 55° 26°/ 13°
20%
Thursday
Thunderstorms
78°/ 58° 26°/ 14°
100%
Friday
Rain Showers
72°/ 52° 22°/ 11°
20%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
50%
Sunday
Thunderstorms
70°/ 48° 21°/
60%
Monday
Rain Showers
72°/ 50° 22°/ 10°
20%
Tuesday
Rain Showers
75°24°
20%

Day: Partly sunny. A slight chance of showers this morning. Breezy with highs in the upper 70s. Southeast winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming northeast 5 to 10 mph after midnight.

Gregory, SD

Today
Mostly Cloudy
68°/ 58° 20°/ 14°
0%
Thursday
Thunderstorms
75°/ 62° 24°/ 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. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 30 mph.

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

Woonsocket, SD

Today
Sprinkles
68°/ 55° 20°/ 13°
0%
Thursday
Mostly Cloudy
75°/ 60° 24°/ 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: Partly sunny this morning, then mostly cloudy with a chance of sprinkles this afternoon. 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 5 to 10 mph.

Armour, SD

Today
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: Partly sunny this morning, then becoming 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.

Mitchell, SD

Today
Mostly Cloudy
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: Partly sunny this morning, then becoming 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.

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