Fairfax, SD Weather Forecast & Current Conditions

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Fairfax Weather Map
UTC Time: 10/21/2026, 03:10
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Fairfax, SD Regional Weather

Expires:202610210400;;916523
ASUS43 KFSD 210310
RWRFSD

WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1000 PM CDT TUE OCT 20 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>070-210400-
SOUTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BROOKINGS      CLEAR     55  45  68 SE10      30.14R TC  13           
CHAMBERLAIN    CLEAR     54  48  82 SE8       30.08S TC  12           
HURON          CLEAR     57  47  69 SE8       30.07S TC  14           
MADISON        CLEAR     54  48  82 SE7       30.12S TC  12           
MITCHELL       CLEAR     56  47  71 S10       30.09S TC  13           
SIOUX FALLS    CLEAR     60  46  59 S12       30.14S TC  16           
WINNER         CLEAR     60  48  64 S17G23    30.05S TC  16           
YANKTON        CLEAR     58  47  66 SE8       30.13S TC  14           
$$


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

Fairfax, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
72°/ 50° 22°/ 10°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
60°/ 42° 16°/ 6°
0%
Sunday
Rain Showers
55°/ 38° 13°/ 3°
30%
Monday
Partly Cloudy
52°/ 38° 11°/ 3°
0%
Tuesday
Sunny
52°11°
0%

Night: Clear. Lows in the upper 40s. South winds 10 to 15 mph with gusts up to 25 mph.

Wagner, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 55° 26°/ 13°
30%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
30%
Sunday
Rain Showers
55°/ 42° 13°/ 6°
40%
Monday
Partly Cloudy
52°/ 38° 11°/ 3°
0%
Tuesday
Sunny
52°11°
0%

Night: Clear. Lows in the upper 40s. South winds 5 to 10 mph.

Armour, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 50° 24°/ 10°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Sunny
75°/ 58° 24°/ 14°
30%
Saturday
Rain Showers
58°/ 42° 14°/ 6°
30%
Sunday
Mostly Cloudy
55°/ 40° 13°/ 4°
30%
Monday
Partly Cloudy
52°/ 38° 11°/ 3°
0%
Tuesday
Sunny
52°11°
0%

Night: Clear. Lows in the upper 40s. South winds 5 to 10 mph.

Chamberlain, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
72°/ 48° 22°/ 9°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 52° 26°/ 11°
30%
Saturday
Sunny
62°/ 42° 17°/ 6°
0%
Sunday
Mostly Cloudy
55°/ 38° 13°/ 3°
0%
Monday
Partly Cloudy
52°/ 38° 11°/ 3°
0%
Tuesday
Sunny
55°13°
0%

Night: Clear. Lows in the upper 40s. South winds 5 to 10 mph.

Plankinton, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
72°/ 48° 22°/ 9°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 55° 26°/ 13°
30%
Saturday
Sunny
62°/ 42° 17°/ 6°
0%
Sunday
Mostly Cloudy
55°/ 38° 13°/ 3°
30%
Monday
Partly Cloudy
52°/ 38° 11°/ 3°
0%
Tuesday
Sunny
52°11°
0%

Night: Clear. Lows in the upper 40s. South winds 10 to 15 mph.

Creighton, NE

Tonight
Clear
50°10°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
75°/ 58° 24°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
30%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
40%
Sunday
Rain Showers
55°/ 42° 13°/ 6°
50%
Monday
Rain Showers
52°/ 40° 11°/ 4°
20%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows around 50. South winds 5 to 10 mph with gusts up to 20 mph.

Tyndall, SD

Tonight
Clear
50°10°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Rain Showers
75°/ 58° 24°/ 14°
30%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
40%
Sunday
Rain Showers
55°/ 42° 13°/ 6°
40%
Monday
Partly Cloudy
52°/ 40° 11°/ 4°
0%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows around 50. South winds 5 to 10 mph.

Kennebec, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
72°/ 48° 22°/ 9°
0%
Thursday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Friday
Partly Cloudy
82°/ 52° 28°/ 11°
30%
Sat-Sat Night
Cloudy
58°14°
0%
Sun-Sun Night
Rain
55°13°
20%
Mon-Mon Night
Mostly Cloudy
52°11°
0%
Tuesday
Partly Cloudy
55°13°
0%

Night: Clear. Lows in the upper 40s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph after midnight.

Parkston, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Rain Showers
75°/ 58° 24°/ 14°
30%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
40%
Sunday
Rain Showers
55°/ 42° 13°/ 6°
30%
Monday
Partly Cloudy
52°/ 38° 11°/ 3°
0%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows in the upper 40s. South winds 5 to 10 mph.

Mitchell, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 50° 24°/ 10°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
30%
Saturday
Rain Showers
65°/ 42° 18°/ 6°
30%
Sunday
Mostly Cloudy
58°/ 40° 14°/ 4°
30%
Monday
Partly Cloudy
52°/ 38° 11°/ 3°
0%
Tuesday
Sunny
55°13°
0%

Night: Clear. Lows in the upper 40s. South winds 10 to 15 mph.

Neligh, NE

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
20%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
50%
Sunday
Rain Showers
55°/ 42° 13°/ 6°
50%
Monday
Rain Showers
52°/ 38° 11°/ 3°
20%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows in the upper 40s. South winds 5 to 10 mph with gusts up to 20 mph.

Fort Thompson, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
72°/ 48° 22°/ 9°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Partly Cloudy
78°/ 52° 26°/ 11°
30%
Saturday
Partly Cloudy
60°/ 40° 16°/ 4°
0%
Sun-Sun Night
Rain
55°13°
20%
Monday
Partly Cloudy
52°/ 35° 11°/ 2°
0%

Night: Clear. Lows in the upper 40s. Southeast winds 10 to 15 mph, diminishing to around 5 mph after midnight.

Yankton, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
20%
Friday
Rain Showers
75°/ 60° 24°/ 16°
40%
Saturday
Rain Showers
65°/ 45° 18°/ 7°
40%
Sunday
Rain Showers
55°/ 42° 13°/ 6°
40%
Monday
Partly Cloudy
55°/ 38° 13°/ 3°
0%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows in the upper 40s. Southeast winds 5 to 10 mph.

Woonsocket, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 48° 24°/ 9°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Rain Showers
75°/ 58° 24°/ 14°
30%
Saturday
Sunny
65°/ 42° 18°/ 6°
0%
Sunday
Mostly Cloudy
58°/ 38° 14°/ 3°
0%
Monday
Partly Cloudy
55°/ 38° 13°/ 3°
0%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows in the upper 40s. Southeast winds 10 to 15 mph.

Alexandria, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 50° 24°/ 10°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Rain Showers
75°/ 58° 24°/ 14°
30%
Saturday
Rain Showers
62°/ 42° 17°/ 6°
30%
Sunday
Mostly Cloudy
58°/ 40° 14°/ 4°
30%
Monday
Partly Cloudy
55°/ 38° 13°/ 3°
0%
Tuesday
Sunny
55°13°
0%

Night: Clear. Lows in the upper 40s. South winds 5 to 10 mph.

Wessington Springs, SD

Tonight
Clear
45°7°
0%
Wednesday
Sunny
72°/ 48° 22°/ 9°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
62°/ 40° 17°/ 4°
0%
Sunday
Partly Cloudy
55°/ 38° 13°/ 3°
0%
Monday
Partly Cloudy
52°/ 35° 11°/ 2°
0%
Tuesday
Sunny
52°11°
0%

Night: Clear. Lows in the mid 40s. South winds 5 to 10 mph.

Pierce, NE

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 50° 24°/ 10°
0%
Thursday
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Sunny
75°/ 58° 24°/ 14°
30%
Saturday
Rain Showers
68°/ 45° 20°/ 7°
50%
Sunday
Rain Showers
55°/ 42° 13°/ 6°
50%
Monday
Rain Showers
52°/ 38° 11°/ 3°
40%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows in the upper 40s. South winds 10 to 15 mph.

Hartington, NE

Tonight
Clear
50°10°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Rain Showers
75°/ 60° 24°/ 16°
30%
Saturday
Rain Showers
68°/ 48° 20°/ 9°
50%
Sunday
Rain Showers
58°/ 42° 14°/ 6°
40%
Monday
Rain Showers
55°/ 40° 13°/ 4°
40%
Tuesday
Partly Cloudy
55°13°
0%

Night: Mostly clear. Lows around 50. South winds 5 to 10 mph with gusts up to 20 mph.

Salem, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 50° 24°/ 10°
0%
Thursday
Sunny
78°/ 55° 26°/ 13°
0%
Friday
Rain Showers
75°/ 58° 24°/ 14°
30%
Saturday
Rain Showers
65°/ 42° 18°/ 6°
30%
Sunday
Mostly Cloudy
55°/ 40° 13°/ 4°
30%
Monday
Partly Cloudy
52°/ 38° 11°/ 3°
0%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows in the upper 40s. Southeast winds 5 to 10 mph.

Parker, SD

Tonight
Clear
48°9°
0%
Wednesday
Sunny
75°/ 50° 24°/ 10°
0%
Thursday
Sunny
78°/ 55° 26°/ 13°
0%
Friday
Rain Showers
75°/ 58° 24°/ 14°
30%
Saturday
Rain Showers
68°/ 45° 20°/ 7°
40%
Sunday
Rain Showers
58°/ 42° 14°/ 6°
30%
Monday
Mostly Cloudy
55°/ 38° 13°/ 3°
0%
Tuesday
Sunny
55°13°
0%

Night: Mostly clear. Lows in the upper 40s. South winds 5 to 10 mph.

Names listed above may include county names.

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