Brown County, SD Weather Forecast & Current Conditions

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Brown County Weather Map
UTC Time: 10/2/2026, 06:52
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Brown County, SD Regional Weather

Expires:202610020700;;393674
ASUS43 KFSD 020610
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
100 AM CDT FRI OCT 02 2026

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



SDZ004>011-016>023-039-040-020700-
NORTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ABERDEEN       CLEAR     45  36  70 N5        30.28R TC   7           
WATERTOWN      CLEAR     43  36  76 CALM      30.26R TC   6           
BROOKINGS      CLEAR     43  38  82 CALM      30.27R TC   6           
SISSETON         N/A     43  32  65 W6        30.25S TC   6           
$$
 

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

Brown County, SD

Tonight
Cloudy
42°6°
0%
Friday
Mostly Cloudy
60°/ 48° 16°/ 9°
0%
Saturday
Rain Showers
72°/ 45° 22°/ 7°
40%
Sunday
Clear
68°/ 52° 20°/ 11°
0%
Monday
Clear
68°/ 78° 20°/ 26°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%

Night: Partly cloudy. Near steady temperature in the lower 40s. North winds around 5 mph.

Eureka, SD

Tonight
Cloudy
42°6°
0%
Friday
Mostly Cloudy
58°/ 45° 14°/ 7°
0%
Saturday
Rain Showers
68°/ 45° 20°/ 7°
20%
Sun-Sun Night
Clear
62°17°
0%
Monday
Sunny
68°/ 52° 20°/ 11°
0%
Tue Night
Cloudy
52°11°
0%
Wednesday
Cloudy
68°20°
0%
Thursday
Cloudy
68°20°
0%

Night: Partly cloudy. Near steady temperature in the lower 40s. Northeast winds around 5 mph.

Ipswich, SD

Tonight
Cloudy
42°6°
0%
Friday
Mostly Cloudy
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
72°/ 45° 22°/ 7°
40%
Sun-Sun Night
Clear
65°18°
0%
Monday
Sunny
68°/ 52° 20°/ 11°
0%
Tue Night
Cloudy
52°11°
0%
Wednesday
Cloudy
70°21°
0%
Thursday
Cloudy
70°21°
0%

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

Britton, SD

Tonight
Clear
42°6°
0%
Friday
Mostly Cloudy
60°/ 48° 16°/ 9°
0%
Saturday
Rain Showers
70°/ 45° 21°/ 7°
50%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Mon-Mon Night
Clear
68°20°
0%
Tuesday
Cloudy
72°22°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%

Night: Mostly clear. Near steady temperature in the lower 40s. North winds 5 to 10 mph.

Webster, SD

Tonight
Clear
45°7°
0%
Friday
Mostly Cloudy
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
68°/ 45° 20°/ 7°
50%
Sunday
Sunny
62°17°
0%
Sun Night-Mon
Clear
45°7°
0%
Mon Night
Cloudy
55°13°
0%
Tuesday
Cloudy
72°22°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%

Night: Mostly clear. Near steady temperature in the mid 40s. North winds around 5 mph.

Redfield, SD

Tonight
Cloudy
42°6°
0%
Friday
Mostly Cloudy
62°/ 50° 17°/ 10°
0%
Saturday
Rain Showers
72°/ 45° 22°/ 7°
40%
Sunday
Clear
68°/ 55° 20°/ 13°
0%
Monday
Clear
68°20°
0%
Tuesday
Cloudy
75°24°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Night: Partly cloudy. Near steady temperature in the lower 40s. North winds around 5 mph.

Ellendale, ND

Tonight
Clear
35°2°
0%
Friday
Sprinkles
58°/ 45° 14°/ 7°
0%
Saturday
Rain Showers
72°/ 45° 22°/ 7°
N/A
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Monday
Sunny
68°/ 52° 20°/ 11°
0%
Tuesday
Sunny
78°/ 52° 26°/ 11°
0%
Wednesday
Sunny
72°/ 48° 22°/ 9°
0%
Thursday
Sunny
70°21°
0%

Night: Mostly clear. Lows in the mid 30s. Northwest winds around 5 mph.

Faulkton, SD

Tonight
Mostly Cloudy
42°6°
0%
Friday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Saturday
Rain Showers
72°/ 45° 22°/ 7°
30%
Sun-Sun Night
Clear
65°18°
0%
Monday
Sunny
70°/ 55° 21°/ 13°
0%
Tue-Tue Night
Cloudy
78°26°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%

Night: Mostly cloudy. Lows in the lower 40s. North winds around 5 mph.

Gwinner, ND

Tonight
Clear
35°2°
0%
Friday
Mostly Cloudy
60°/ 45° 16°/ 7°
0%
Saturday
Sunny
70°/ 45° 21°/ 7°
0%
Sunday
Sunny
65°/ 40° 18°/ 4°
0%
Mon-Mon Night
Clear
65°18°
0%
Tuesday
Sunny
75°/ 70° 24°/ 21°
0%
Wed Night-Thu
Cloudy
70°21°
0%

Night: Mostly clear. Lows in the mid 30s. Northwest winds up to 10 mph.

Clark, SD

Tonight
Clear
45°7°
0%
Friday
Partly Cloudy
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
68°/ 45° 20°/ 7°
20%
Sun-Sun Night
Clear
65°18°
0%
Monday
Sunny
68°/ 55° 20°/ 13°
0%
Tuesday
Cloudy
72°22°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%

Night: Mostly clear. Near steady temperature in the mid 40s. Northeast winds around 5 mph.

Miller, SD

Tonight
Mostly Cloudy
48°9°
0%
Friday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Saturday
Sunny
75°/ 45° 24°/ 7°
0%
Sun-Sun Night
Clear
65°18°
0%
Monday
Sunny
72°/ 55° 22°/ 13°
0%
Tue-Tue Night
Cloudy
78°26°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%

Night: Mostly cloudy. Near steady temperature in the upper 40s. North winds around 5 mph.

Edgeley, ND

Tonight
Clear
35°2°
0%
Friday
Sprinkles
58°/ 45° 14°/ 7°
0%
Saturday
Sunny
70°/ 42° 21°/ 6°
0%
Sunday
Sunny
62°/ 38° 17°/ 3°
0%
Monday
Sunny
68°/ 50° 20°/ 10°
0%
Tuesday
Sunny
75°/ 50° 24°/ 10°
0%
Wednesday
Sunny
70°/ 48° 21°/ 9°
0%
Thursday
Sunny
68°20°
0%

Night: Mostly clear. Areas of frost after midnight. Lows in the mid 30s. Northwest winds around 5 mph.

Watertown, SD

Tonight
Clear
45°7°
0%
Friday
Partly Cloudy
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
68°/ 48° 20°/ 9°
20%
Sunday
Sunny
65°18°
0%
Sun Night-Mon
Clear
45°7°
0%
Mon Night
Cloudy
55°13°
0%
Tuesday
Cloudy
72°22°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%

Night: Mostly clear. Near steady temperature in the mid 40s. North winds around 5 mph.

Ashley, ND

Tonight
Cloudy
35°2°
0%
Friday
Sprinkles
58°/ 45° 14°/ 7°
0%
Saturday
Rain Showers
68°/ 42° 20°/ 6°
N/A
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Sunny
68°/ 52° 20°/ 11°
0%
Tuesday
Sunny
75°/ 52° 24°/ 11°
0%
Wednesday
Sunny
68°/ 48° 20°/ 9°
0%
Thursday
Sunny
68°20°
0%

Night: Partly cloudy. Lows in the mid 30s. Light and variable winds, becoming east up to 5 mph after midnight.

Sisseton, SD

Tonight
Clear
42°6°
0%
Friday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Saturday
Rain Showers
72°/ 45° 22°/ 7°
50%
Sunday
Sunny
65°/ 42° 18°/ 6°
0%
Mon-Mon Night
Clear
68°20°
0%
Tuesday
Cloudy
75°24°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Night: Mostly clear. Lows in the lower 40s. Northwest winds 5 to 10 mph.

Lisbon, ND

Tonight
Clear
35°2°
0%
Friday
Mostly Cloudy
60°/ 45° 16°/ 7°
0%
Saturday
Sunny
70°/ 45° 21°/ 7°
0%
Sunday
Sunny
65°/ 35° 18°/ 2°
0%
Mon-Mon Night
Clear
65°18°
0%
Tue-Tue Night
Clear
75°24°
0%
Wednesday
Sunny
70°/ 65° 21°/ 18°
0%

Night: Mostly clear. Areas of frost after midnight. Lows in the mid 30s. Northwest winds up to 10 mph.

Napoleon, ND

Tonight
Cloudy
38°3°
0%
Friday
Sprinkles
58°/ 45° 14°/ 7°
0%
Saturday
Sunny
68°/ 42° 20°/ 6°
0%
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Sunny
68°/ 52° 20°/ 11°
0%
Tuesday
Sunny
75°/ 50° 24°/ 10°
0%
Wednesday
Sunny
68°/ 48° 20°/ 9°
0%
Thursday
Sunny
65°18°
0%

Night: Partly cloudy. Lows in the upper 30s. Light and variable winds, becoming east up to 5 mph after midnight.

Huron, SD

Tonight
Cloudy
48°9°
0%
Friday
Sprinkles
62°/ 52° 17°/ 11°
0%
Saturday
Sunny
72°/ 45° 22°/ 7°
0%
Sunday
Sunny
65°/ 45° 18°/ 7°
0%
Monday
Sunny
68°/ 55° 20°/ 13°
0%
Tuesday
Sunny
75°/ 55° 24°/ 13°
0%
Wednesday
Sunny
72°/ 55° 22°/ 13°
0%
Thursday
Sunny
72°22°
0%

Night: Partly cloudy. Near steady temperature in the upper 40s. North winds around 5 mph.

Gettysburg, SD

Tonight
Mostly Cloudy
48°9°
0%
Friday
Mostly Cloudy
62°/ 50° 17°/ 10°
0%
Saturday
Rain Showers
72°/ 45° 22°/ 7°
20%
Sun-Sun Night
Clear
65°18°
0%
Monday
Sunny
72°/ 55° 22°/ 13°
0%
Tue Night
Cloudy
55°13°
0%
Wed-Wed Night
Cloudy
72°22°
0%
Thursday
Sunny
70°21°
0%

Night: Mostly cloudy. Near steady temperature in the upper 40s. East winds around 5 mph.

Wahpeton, ND

Tonight
Clear
35°2°
0%
Friday
Partly Cloudy
60°/ 45° 16°/ 7°
0%
Saturday
Sunny
70°/ 45° 21°/ 7°
0%
Sunday
Sunny
65°/ 35° 18°/ 2°
0%
Mon-Mon Night
Clear
65°18°
0%
Tuesday
Clear
75°24°
0%
Wed Night
Clear
75°24°
0%
Thursday
Sunny
70°21°
0%

Night: Clear. Areas of frost after midnight. Lows in the mid 30s. Northwest winds up to 10 mph.

Names listed above may include county names.

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