Day County, SD Weather Forecast & Current Conditions

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Day County, SD Weather Maps

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Day County Weather Map
UTC Time: 10/8/2026, 11:41
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Day County, SD Regional Weather

Expires:202610081200;;733657
ASUS43 KFSD 081110
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
600 AM CDT THU OCT 08 2026

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



SDZ004>011-016>023-039-040-081200-
NORTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ABERDEEN       MOCLDY    49  42  77 N5        30.10R TC   9           
WATERTOWN      MOCLDY    47  44  90 CALM      30.09S TC   8           
BROOKINGS      MOCLDY    49  44  83 NE3       30.10S TC   9           
SISSETON         N/A     44  38  79 CALM      30.08R TC   7           
$$
 

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

Day County, SD

Today
Sprinkles
68°/ 48° 20°/ 9°
0%
Friday
Sunny
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
82°/ 58° 28°/ 14°
0%
Sunday
Partly Cloudy
68°/ 40° 20°/ 4°
20%
Columbus Day
Rain Showers
52°11°
60%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
55°/ 40° 13°/ 4°
20%
Wednesday
Rain Showers
60°16°
40%

Day: Mostly cloudy with isolated sprinkles this morning, then partly sunny this afternoon. Highs in the upper 60s. Southeast winds around 5 mph.

Night: Partly cloudy. Lows in the upper 40s. Southeast winds 5 to 10 mph.

Britton, SD

Today
Mostly Cloudy
65°/ 45° 18°/ 7°
0%
Friday
Partly Cloudy
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
82°/ 55° 28°/ 13°
0%
Sun-Sun Night
Rain Showers
65°18°
20%
Columbus Day
Rain Showers
50°10°
60%
Mon Night
Mostly Cloudy
35°2°
0%
Tuesday
Partly Cloudy
55°/ 38° 13°/ 3°
20%
Wednesday
Rain Showers
62°17°
40%

Day: Mostly cloudy this morning, then becoming partly sunny. Highs in the mid 60s. South winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. Southeast winds 10 to 15 mph.

Sisseton, SD

Today
Partly Cloudy
68°/ 45° 20°/ 7°
0%
Friday
Partly Cloudy
75°/ 65° 24°/ 18°
0%
Saturday
Sunny
85°/ 58° 29°/ 14°
0%
Sun-Sun Night
Rain Showers
68°20°
20%
Columbus Day
Rain Showers
55°13°
50%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
58°/ 38° 14°/ 3°
20%
Wednesday
Rain Showers
62°17°
40%

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

Night: Partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Clark, SD

Today
Sprinkles
68°/ 48° 20°/ 9°
0%
Friday
Sunny
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
82°/ 62° 28°/ 17°
0%
Sunday
Partly Cloudy
72°/ 42° 22°/ 6°
20%
Columbus Day
Rain Showers
55°13°
50%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
55°/ 42° 13°/ 6°
20%
Wednesday
Rain Showers
62°17°
40%

Day: Mostly cloudy with isolated sprinkles this morning, then partly sunny this afternoon. Highs in the upper 60s. East winds 5 to 10 mph, becoming southeast this afternoon.

Night: Partly cloudy. Lows in the upper 40s. Southeast winds 5 to 10 mph with gusts up to 20 mph.

Watertown, SD

Today
Sprinkles
68°/ 48° 20°/ 9°
0%
Friday
Partly Cloudy
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
82°/ 62° 28°/ 17°
0%
Sunday
Partly Cloudy
72°/ 42° 22°/ 6°
20%
Columbus Day
Rain Showers
55°13°
40%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
55°/ 40° 13°/ 4°
20%
Wednesday
Rain Showers
60°16°
40%

Day: Mostly cloudy with isolated sprinkles this morning, then partly sunny this afternoon. Highs in the upper 60s. Southeast winds around 5 mph.

Night: Partly cloudy. Lows in the upper 40s. Southeast winds 5 to 10 mph.

Aberdeen, SD

Today
Sprinkles
68°/ 45° 20°/ 7°
0%
Friday
Partly Cloudy
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
85°/ 55° 29°/ 13°
0%
Sun-Sun Night
Rain Showers
65°18°
20%
Columbus Day
Rain Showers
52°11°
60%
Mon Night
Mostly Cloudy
35°2°
0%
Tuesday
Partly Cloudy
58°/ 38° 14°/ 3°
20%
Wednesday
Rain Showers
62°17°
40%

Day: Mostly cloudy with isolated sprinkles this morning, then partly sunny this afternoon. Highs in the upper 60s. East winds around 5 mph, becoming southeast around 5 mph this afternoon.

Night: Partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Redfield, SD

Today
Sprinkles
72°/ 48° 22°/ 9°
0%
Friday
Sunny
78°/ 68° 26°/ 20°
0%
Saturday
Sunny
85°/ 58° 29°/ 14°
0%
Sunday
Partly Cloudy
70°/ 42° 21°/ 6°
20%
Columbus Day
Rain Showers
55°13°
50%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
58°/ 40° 14°/ 4°
20%
Wednesday
Rain Showers
62°17°
40%

Day: Partly sunny. Isolated sprinkles this morning. Highs in the lower 70s. East winds 5 to 10 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. Southeast winds 5 to 10 mph.

Milbank, SD

Today
Mostly Cloudy
68°/ 45° 20°/ 7°
0%
Friday
Partly Cloudy
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
82°/ 62° 28°/ 17°
0%
Sunday
Partly Cloudy
72°/ 42° 22°/ 6°
20%
Columbus Day
Rain Showers
55°13°
50%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
55°/ 42° 13°/ 6°
20%
Wednesday
Rain Showers
62°17°
40%

Day: Mostly cloudy this morning, then becoming partly sunny. Highs in the upper 60s. Northwest winds around 5 mph, becoming southeast around 5 mph this afternoon.

Night: Partly cloudy. Lows in the mid 40s. Southeast winds around 5 mph.

Wheaton, MN

Today
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Friday
Partly Cloudy
75°/ 65° 24°/ 18°
0%
Saturday
Sunny
85°/ 58° 29°/ 14°
0%
Sun-Sun Night
Rain Showers
72°22°
20%
Columbus Day
Rain Showers
55°13°
50%
Mon Night
Mostly Cloudy
38°3°
0%
Tue-Tue Night
Cloudy
55°13°
0%
Wednesday
Rain Showers
62°17°
40%

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

Night: Partly cloudy. Lows in the lower 40s. Southeast winds 5 to 10 mph.

Gwinner, ND

Today
Sunny
65°/ 40° 18°/ 4°
0%
Friday
Sunny
75°/ 65° 24°/ 18°
0%
Saturday
Sunny
85°/ 50° 29°/ 10°
0%
Sun-Sun Night
Rain Showers
65°18°
N/A
Columbus Day
Rain Showers
50°10°
N/A
Mon Night
Mostly Cloudy
35°2°
0%
Tuesday
Sunny
55°/ 35° 13°/ 2°
0%
Wednesday
Rain Showers
60°16°
N/A

Day: Mostly sunny. Highs in the mid 60s. Southwest winds up to 10 mph.

Night: Partly cloudy. Lows 40 to 45. Southeast winds up to 10 mph.

Hayti, SD

Today
Sprinkles
68°/ 48° 20°/ 9°
0%
Friday
Sunny
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
82°/ 62° 28°/ 17°
0%
Sunday
Partly Cloudy
75°/ 45° 24°/ 7°
0%
Columbus Day
Rain Showers
55°13°
40%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
55°/ 42° 13°/ 6°
20%
Wednesday
Rain Showers
62°17°
40%

Day: Partly sunny. Isolated sprinkles this morning. Highs in the upper 60s. Southeast winds around 5 mph.

Night: Partly cloudy. Lows in the upper 40s. Southeast winds 5 to 10 mph.

Ortonville, MN

Today
Partly Cloudy
65°/ 45° 18°/ 7°
0%
Friday
Partly Cloudy
75°/ 65° 24°/ 18°
0%
Saturday
Sunny
85°/ 62° 29°/ 17°
0%
Sunday
Partly Cloudy
72°/ 42° 22°/ 6°
0%
Columbus Day
Rain Showers
55°13°
50%
Mon Night
Mostly Cloudy
38°3°
0%
Tue-Tue Night
Cloudy
55°13°
0%
Wednesday
Rain Showers
62°17°
40%

Day: Partly sunny. Highs in the mid 60s. West winds around 5 mph, becoming south this afternoon.

Night: Partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Clear Lake, SD

Today
Sprinkles
68°/ 48° 20°/ 9°
0%
Friday
Sunny
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
82°/ 62° 28°/ 17°
0%
Sunday
Partly Cloudy
72°/ 45° 22°/ 7°
0%
Columbus Day
Rain Showers
55°13°
40%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
55°/ 42° 13°/ 6°
20%
Wednesday
Rain Showers
60°16°
40%

Day: Mostly cloudy with isolated sprinkles this morning, then partly sunny this afternoon. Highs in the upper 60s. Northeast winds around 5 mph, becoming southeast around 5 mph this afternoon.

Night: Partly cloudy. Lows in the upper 40s. Southeast winds 5 to 10 mph.

Ellendale, ND

Today
Partly Cloudy
68°/ 42° 20°/ 6°
0%
Friday
Sunny
78°/ 62° 26°/ 17°
0%
Saturday
Sunny
85°/ 50° 29°/ 10°
0%
Sunday
Rain Showers
62°/ 35° 17°/ 2°
30%
Columbus Day
Rain Showers
50°10°
60%
Mon Night
Mostly Cloudy
35°2°
0%
Tuesday
Sunny
55°/ 35° 13°/ 2°
20%
Wednesday
Rain Showers
62°17°
30%

Day: Decreasing clouds. Highs in the upper 60s. Northwest winds around 5 mph, becoming northeast up to 5 mph in the morning, then, becoming south around 5 mph in the afternoon.

Night: Partly cloudy. Lows in the lower 40s. Southeast winds around 5 mph.

Wahpeton, ND

Today
Partly Cloudy
65°/ 40° 18°/ 4°
0%
Friday
Sunny
75°/ 60° 24°/ 16°
0%
Saturday
Sunny
85°/ 55° 29°/ 13°
0%
Sun-Sun Night
Rain Showers
65°18°
N/A
Columbus Day
Rain Showers
50°10°
N/A
Mon Night
Mostly Cloudy
35°2°
0%
Tuesday
Sunny
55°/ 35° 13°/ 2°
0%
Wednesday
Rain Showers
60°16°
N/A

Day: Partly sunny. Highs in the mid 60s. Southwest winds up to 10 mph.

Night: Partly cloudy. Lows 40 to 45. Southeast winds up to 10 mph.

Ipswich, SD

Today
Sprinkles
68°/ 42° 20°/ 6°
0%
Friday
Partly Cloudy
78°/ 62° 26°/ 17°
0%
Saturday
Sunny
82°/ 52° 28°/ 11°
0%
Sunday
Rain Showers
62°/ 38° 17°/ 3°
40%
Columbus Day
Rain Showers
48°9°
60%
Mon Night-Tue
Mostly Cloudy
35°2°
0%
Tue Night
Rain Showers
38°3°
20%
Wednesday
Rain Showers
60°16°
40%

Day: Partly sunny. Isolated sprinkles this morning. Highs in the upper 60s. East winds 5 to 10 mph, becoming southeast with gusts up to 20 mph this afternoon.

Night: Partly cloudy. Lows in the lower 40s. Southeast winds 5 to 10 mph.

Faulkton, SD

Today
Sprinkles
68°/ 45° 20°/ 7°
0%
Friday
Partly Cloudy
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
85°/ 55° 29°/ 13°
0%
Sunday
Mostly Cloudy
65°/ 40° 18°/ 4°
40%
Columbus Day
Rain Showers
52°11°
60%
Mon Night
Mostly Cloudy
35°2°
0%
Tuesday
Partly Cloudy
55°/ 40° 13°/ 4°
20%
Wednesday
Rain Showers
62°17°
40%

Day: Partly sunny. Isolated sprinkles this morning. Highs in the upper 60s. East winds 5 to 10 mph, becoming southeast with gusts up to 20 mph this afternoon.

Night: Partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Eureka, SD

Today
Sprinkles
68°/ 42° 20°/ 6°
0%
Friday
Partly Cloudy
75°/ 62° 24°/ 17°
0%
Saturday
Sunny
82°/ 48° 28°/ 9°
0%
Sunday
Rain Showers
60°/ 38° 16°/ 3°
50%
Columbus Day
Rain Showers
48°9°
60%
Mon Night
Rain Showers
35°2°
20%
Tuesday
Partly Cloudy
55°/ 38° 13°/ 3°
20%
Wednesday
Rain Showers
58°14°
40%

Day: Partly sunny. Isolated sprinkles this morning. Highs in the upper 60s. East winds around 5 mph, becoming southeast this afternoon.

Night: Partly cloudy. Lows in the lower 40s. Southeast winds 5 to 10 mph.

Madison, MN

Today
Partly Cloudy
68°/ 45° 20°/ 7°
0%
Friday
Sunny
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
85°/ 62° 29°/ 17°
0%
Sunday
Sunny
75°/ 45° 24°/ 7°
0%
Columbus Day
Rain Showers
58°14°
40%
Mon Night
Mostly Cloudy
40°4°
0%
Tuesday
Sunny
58°/ 42° 14°/ 6°
0%
Wednesday
Rain Showers
62°17°
40%

Day: Decreasing clouds. Highs in the upper 60s. West winds up to 5 mph shifting to the south in the afternoon.

Night: Partly cloudy. Lows in the mid 40s. Southeast winds up to 5 mph.

De Smet, SD

Today
Sunny
72°/ 52° 22°/ 11°
0%
Friday
Sunny
78°/ 65° 26°/ 18°
0%
Saturday
Sunny
82°/ 62° 28°/ 17°
0%
Sunday
Sunny
75°/ 45° 24°/ 7°
0%
Columbus Day
Rain Showers
58°14°
40%
Mon Night
Mostly Cloudy
38°3°
0%
Tuesday
Partly Cloudy
55°/ 42° 13°/ 6°
0%
Wednesday
Rain Showers
62°17°
40%

Day: Mostly sunny. Highs in the lower 70s. East winds 5 to 10 mph, becoming southeast this afternoon.

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

Names listed above may include county names.

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