Lyman, SD Weather Forecast & Current Conditions

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Lyman Weather Map
UTC Time: 10/4/2026, 12:28
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Lyman, SD Regional Weather

Expires:202610041300;;516560
ASUS43 KFSD 041210
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
700 AM CDT SUN OCT 04 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>070-041300-
SOUTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SIOUX FALLS    PTCLDY    42  39  89 CALM      30.32R TC   6           
HURON          CLEAR     40  36  86 CALM      30.33R TC   4           
CHAMBERLAIN    CLEAR     41  39  91 CALM      30.37F TC   5           
MADISON        CLEAR     41  41 100 NW7       30.31R TC   5           
MITCHELL       PTCLDY    42  37  82 W3        30.34R TC   6           
YANKTON        CLEAR     45  40  82 W8        30.34R TC   7           
$$
 
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

Lyman, SD

Today
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Monday
Sunny
82°/ 55° 28°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thursday
Cloudy
52°11°
0%
Friday
Cloudy
52°/ 58° 11°/ 14°
0%
Saturday
Partly Cloudy
82°28°
0%

Day: Partly sunny this morning, then becoming sunny. Highs in the lower 70s. West winds around 5 mph, becoming southeast with gusts up to 20 mph this afternoon.

Night: Mostly clear. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 30 mph.

Fort Thompson, SD

Today
Sunny
70°/ 50° 21°/ 10°
0%
Monday
Sunny
78°/ 55° 26°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°/ 58° 22°/ 14°
0%
Saturday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Highs around 70. West winds around 5 mph.

Night: Mostly clear. Lows around 50. Southeast winds 10 to 15 mph.

Chamberlain, SD

Today
Sunny
72°/ 52° 22°/ 11°
0%
Monday
Sunny
80°/ 55° 27°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
72°/ 52° 22°/ 11°
0%
Friday
Sunny
72°/ 58° 22°/ 14°
0%
Saturday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 70s. Northwest winds around 5 mph, becoming southwest this afternoon.

Night: Mostly clear. Lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Highmore, SD

Today
Sunny
70°/ 48° 21°/ 9°
0%
Monday
Sunny
78°/ 55° 26°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°/ 58° 22°/ 14°
0%

Day: Mostly sunny. Highs around 70. West winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. Southeast winds 10 to 15 mph. Gusts up to 30 mph after midnight.

Pierre, SD

Today
Sunny
72°/ 52° 22°/ 11°
0%
Monday
Sunny
80°/ 55° 27°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°/ 58° 22°/ 14°
0%
Saturday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Highs in the lower 70s. West winds around 5 mph, becoming southeast with gusts up to 20 mph this afternoon.

Night: Mostly clear. Lows in the lower 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph.

Gregory, SD

Today
Sunny
72°/ 52° 22°/ 11°
0%
Monday
Sunny
78°/ 58° 26°/ 14°
0%
Tuesday
Sunny
80°/ 55° 27°/ 13°
0%
Wednesday
Sunny
72°/ 55° 22°/ 13°
0%
Thursday
Sunny
70°/ 52° 21°/ 11°
0%
Friday
Sunny
72°/ 60° 22°/ 16°
0%
Saturday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 70s. Northwest winds around 5 mph, becoming south this afternoon.

Night: Mostly clear. Lows in the lower 50s. Southeast winds 10 to 15 mph. Gusts up to 30 mph after midnight.

Murdo, SD

Today
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Monday
Sunny
82°/ 55° 28°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thu-Thu Night
Clear
72°22°
0%
Friday
Partly Cloudy
75°/ 58° 24°/ 14°
0%

Day: Partly sunny this morning, then becoming sunny. Highs in the lower 70s. Southwest winds 5 to 10 mph, becoming southeast 10 to 15 mph with gusts up to 25 mph this afternoon.

Night: Mostly clear. Not as cool with lows in the lower 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph.

Miller, SD

Today
Sunny
70°/ 48° 21°/ 9°
0%
Monday
Sunny
78°/ 55° 26°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°/ 58° 22°/ 14°
0%

Day: Mostly sunny. Highs around 70. Northwest winds 5 to 10 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds 10 to 15 mph.

Wagner, SD

Today
Sunny
72°/ 52° 22°/ 11°
0%
Monday
Sunny
78°/ 58° 26°/ 14°
0%
Tuesday
Sunny
80°/ 55° 27°/ 13°
0%
Wednesday
Sunny
75°/ 55° 24°/ 13°
0%
Thursday
Sunny
72°/ 52° 22°/ 11°
0%
Friday
Sunny
72°/ 60° 22°/ 16°
0%
Saturday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 70s. Northwest winds around 5 mph.

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

Fort Pierre, SD

Today
Sunny
72°/ 52° 22°/ 11°
0%
Monday
Sunny
82°/ 55° 28°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°/ 58° 22°/ 14°
0%

Day: Mostly sunny. Highs in the lower 70s. Southwest winds 5 to 10 mph, becoming southeast 10 to 15 mph with gusts up to 25 mph this afternoon.

Night: Mostly clear. Not as cool with lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 30 mph.

Plankinton, SD

Today
Sunny
72°/ 50° 22°/ 10°
0%
Monday
Sunny
78°/ 58° 26°/ 14°
0%
Tuesday
Sunny
80°/ 55° 27°/ 13°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thursday
Sunny
72°/ 52° 22°/ 11°
0%
Friday
Sunny
72°/ 58° 22°/ 14°
0%
Saturday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 70s. Northwest winds around 5 mph.

Night: Mostly clear. Lows around 50. Southeast winds 10 to 15 mph.

Onida, SD

Today
Sunny
70°/ 50° 21°/ 10°
0%
Monday
Sunny
78°/ 55° 26°/ 13°
0%
Tuesday
Sunny
78°/ 50° 26°/ 10°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°/ 55° 22°/ 13°
0%

Day: Mostly sunny. Highs around 70. West winds around 5 mph, becoming south this afternoon.

Night: Mostly clear. Lows around 50. Southeast winds 15 to 20 mph.

Wessington Springs, SD

Today
Sunny
72°/ 50° 22°/ 10°
0%
Monday
Sunny
78°/ 55° 26°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thursday
Sunny
70°/ 52° 21°/ 11°
0%
Friday
Sunny
72°/ 58° 22°/ 14°
0%
Saturday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 70s. Northwest winds around 5 mph.

Night: Mostly clear. Lows around 50. Southeast winds around 5 mph, increasing to 10 to 15 mph after midnight.

Armour, SD

Today
Sunny
72°/ 52° 22°/ 11°
0%
Monday
Sunny
78°/ 58° 26°/ 14°
0%
Tuesday
Sunny
80°/ 55° 27°/ 13°
0%
Wednesday
Sunny
72°/ 55° 22°/ 13°
0%
Thursday
Sunny
72°/ 52° 22°/ 11°
0%
Friday
Sunny
72°/ 58° 22°/ 14°
0%
Saturday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 70s. Northwest winds around 5 mph.

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

Huron, SD

Today
Sunny
70°/ 48° 21°/ 9°
0%
Monday
Sunny
78°/ 55° 26°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thursday
Sunny
70°/ 50° 21°/ 10°
0%
Friday
Sunny
72°/ 58° 22°/ 14°
0%
Saturday
Sunny
78°26°
0%

Day: Sunny. Highs around 70. Northwest winds around 5 mph.

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

Woonsocket, SD

Today
Sunny
72°/ 48° 22°/ 9°
0%
Monday
Sunny
78°/ 55° 26°/ 13°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thursday
Sunny
72°/ 52° 22°/ 11°
0%
Friday
Sunny
72°/ 58° 22°/ 14°
0%
Saturday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 70s. Northwest winds around 5 mph.

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

Mitchell, SD

Today
Sunny
72°/ 50° 22°/ 10°
0%
Monday
Sunny
78°/ 58° 26°/ 14°
0%
Tuesday
Sunny
82°/ 55° 28°/ 13°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thursday
Sunny
72°/ 52° 22°/ 11°
0%
Friday
Sunny
72°/ 58° 22°/ 14°
0%
Saturday
Sunny
80°27°
0%

Day: Sunny. Highs in the lower 70s. Northwest winds around 5 mph.

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

Gettysburg, SD

Today
Sunny
68°/ 48° 20°/ 9°
0%
Monday
Sunny
78°/ 52° 26°/ 11°
0%
Tuesday
Sunny
75°/ 50° 24°/ 10°
0%
Wednesday
Cloudy
70°21°
0%
Thursday
Cloudy
70°21°
0%
Friday
Cloudy
70°/ 55° 21°/ 13°
0%

Day: Mostly sunny. Highs in the upper 60s. West winds around 5 mph, becoming southwest around 5 mph this afternoon.

Night: Mostly clear. Not as cool with lows in the upper 40s. East winds 5 to 10 mph with gusts up to 20 mph, increasing to southeast 15 to 20 mph with gusts up to 30 mph after midnight.

Faulkton, SD

Today
Sunny
68°/ 45° 20°/ 7°
0%
Monday
Sunny
75°/ 55° 24°/ 13°
0%
Tuesday
Sunny
75°/ 50° 24°/ 10°
0%
Wednesday
Cloudy
70°21°
0%
Thursday
Cloudy
70°21°
0%
Friday
Cloudy
70°/ 55° 21°/ 13°
0%

Day: Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Redfield, SD

Today
Sunny
68°/ 45° 20°/ 7°
0%
Monday
Partly Cloudy
75°/ 52° 24°/ 11°
0%
Tuesday
Sunny
78°/ 50° 26°/ 10°
0%
Wed Night
Cloudy
48°9°
0%
Thursday
Cloudy
48°9°
0%
Friday
Cloudy
48°/ 58° 9°/ 14°
0%

Day: Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Names listed above may include county names.

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