Clark County, SD Weather Forecast & Current Conditions

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Clark County, SD Weather Maps

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Clark County Weather Map
UTC Time: 9/22/2026, 03:24
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Clark County, SD Regional Weather

Expires:202609220400;;849287
ASUS43 KFSD 220310
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1000 PM CDT MON SEP 21 2026

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



SDZ004>011-016>023-039-040-220400-
NORTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ABERDEEN       CLEAR     48  46  93 SE3       30.25R TC   9           
WATERTOWN      LGT RAIN  51  50  96 E6        30.26R FOG     TC  11   
BROOKINGS      LGT RAIN  52  50  93 E8        30.26R TC  11           
SISSETON         N/A     52  47  83 SE3       30.26R TC  11           
$$
 

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

Clark County, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Rain Showers
62°/ 52° 17°/ 11°
80%
Thursday
Mostly Cloudy
68°/ 55° 20°/ 13°
20%
Fri Night
Thunderstorms
55°13°
50%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
20%
Sunday
Partly Cloudy
68°/ 55° 20°/ 13°
30%
Monday
Rain Showers
68°20°
50%

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. East winds 5 to 10 mph.

Redfield, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Thunderstorms
65°/ 52° 18°/ 11°
70%
Thursday
Mostly Cloudy
70°/ 55° 21°/ 13°
20%
Fri Night
Thunderstorms
55°13°
50%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sun Night
Thunderstorms
52°11°
40%
Monday
Thunderstorms
68°20°
50%

Night: Partly cloudy this evening, then becoming mostly cloudy. Patchy fog. Lows in the mid 40s. East winds 5 to 10 mph.

Watertown, SD

Tonight
Rain Showers
45°
20%
Tuesday
Mostly Cloudy
60°/ 45° 16°/
0%
Wednesday
Rain Showers
62°/ 52° 17°/ 11°
90%
Thursday
Mostly Cloudy
68°/ 55° 20°/ 13°
20%
Friday
Rain Showers
65°/ 55° 18°/ 13°
50%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
50%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
30%
Monday
Thunderstorms
68°20°
50%

Night: Mostly cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Lows in the mid 40s. East winds 5 to 10 mph. Chance of rain 20 percent.

Hayti, SD

Tonight
Rain Showers
50°10°
20%
Tuesday
Mostly Cloudy
60°/ 48° 16°/
0%
Wednesday
Rain Showers
62°/ 52° 17°/ 11°
80%
Thu-Thu Night
Rain Showers
65°18°
20%
Friday
Rain Showers
65°/ 55° 18°/ 13°
50%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
50%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
30%
Monday
Rain Showers
68°20°
50%

Night: Cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Near steady temperature around 50. East winds 5 to 10 mph. Chance of rain 20 percent.

Webster, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Rain Showers
62°/ 55° 17°/ 13°
90%
Thu-Thu Night
Mostly Cloudy
68°20°
0%
Friday
Rain Showers
65°/ 55° 18°/ 13°
50%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
20%
Sunday
Partly Cloudy
65°/ 52° 18°/ 11°
30%
Monday
Thunderstorms
65°18°
50%

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

De Smet, SD

Tonight
Drizzle
48°
0%
Tuesday
Drizzle
58°/ 48° 14°/
0%
Wednesday
Rain Showers
62°/ 52° 17°/ 11°
70%
Thursday
Rain Showers
68°/ 52° 20°/ 11°
20%
Friday
Rain Showers
65°/ 55° 18°/ 13°
60%
Saturday
Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Sunny
68°/ 55° 20°/ 13°
0%
Monday
Rain Showers
68°20°
50%

Night: Cloudy with a slight chance of drizzle. Patchy fog after midnight. Lows in the upper 40s. East winds 5 to 10 mph.

Huron, SD

Tonight
Drizzle
50°10°
0%
Tuesday
Drizzle
62°/ 48° 17°/
20%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
70%
Thursday
Mostly Cloudy
70°/ 55° 21°/ 13°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
50%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
68°/ 55° 20°/ 13°
40%
Monday
Rain Showers
70°21°
50%

Night: Mostly cloudy. A slight chance of drizzle after midnight. Patchy fog after midnight. Lows around 50. East winds 5 to 10 mph.

Aberdeen, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Thunderstorms
65°/ 52° 18°/ 11°
90%
Thu-Thu Night
Mostly Cloudy
72°22°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
50%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
20%
Sun Night
Thunderstorms
52°11°
40%
Monday
Thunderstorms
68°20°
50%

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

Sisseton, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
90%
Thursday
Rain Showers
68°/ 52° 20°/ 11°
20%
Friday
Rain Showers
68°/ 55° 20°/ 13°
50%
Sat Night
Rain Showers
52°11°
20%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
20%
Monday
Thunderstorms
68°20°
60%

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

Clear Lake, SD

Tonight
Rain Showers
48°
20%
Tuesday
Mostly Cloudy
58°/ 45° 14°/
0%
Wednesday
Partly Cloudy
62°/ 52° 17°/ 11°
90%
Thursday
Rain Showers
65°/ 52° 18°/ 11°
30%
Fri Night-Sat
Rain Showers
55°13°
50%
Sat Night
Rain Showers
55°13°
20%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
20%
Monday
Thunderstorms
68°20°
50%

Night: Cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Near steady temperature in the upper 40s. East winds 5 to 10 mph. Chance of rain 20 percent.

Milbank, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
60°/ 48° 16°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
90%
Thursday
Rain Showers
68°20°
20%
Friday
Rain Showers
68°/ 55° 20°/ 13°
50%
Sat Night
Rain Showers
55°13°
20%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
20%
Monday
Thunderstorms
68°20°
50%

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. East winds 5 to 10 mph.

Howard, SD

Tonight
Rain Showers
48°
50%
Tuesday
Drizzle
62°/ 48° 17°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
70%
Thursday
Rain Showers
68°/ 55° 20°/ 13°
30%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Cloudy
70°/ 55° 21°/ 13°
0%
Sunday
Sunny
72°/ 55° 22°/ 13°
0%
Monday
Rain Showers
70°21°
50%

Night: A chance of showers this evening. Cloudy with a chance of drizzle. Patchy fog this evening. Areas of fog after midnight. Lows in the upper 40s. East winds 5 to 10 mph. Chance of rain 50 percent.

Brookings, SD

Tonight
Drizzle
50°10°
0%
Tuesday
Drizzle
58°/ 45° 14°/
0%
Wednesday
Mostly Cloudy
62°/ 52° 17°/ 11°
80%
Thursday
Rain Showers
65°/ 52° 18°/ 11°
40%
Friday
Rain Showers
65°/ 55° 18°/ 13°
60%
Saturday
Rain Showers
65°/ 55° 18°/ 13°
50%
Sunday
Sunny
68°/ 55° 20°/ 13°
0%
Monday
Rain Showers
68°20°
50%

Night: Cloudy with a chance of drizzle. Patchy fog. Near steady temperature around 50. East winds 5 to 10 mph.

Miller, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
20%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
20%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sun Night
Rain Showers
52°11°
40%
Monday
Thunderstorms
68°20°
50%

Night: Mostly cloudy. Patchy fog. Lows in the mid 40s. East winds 5 to 10 mph.

Britton, SD

Tonight
Mostly Cloudy
42°
0%
Tuesday
Mostly Cloudy
62°/ 45° 17°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
90%
Thu-Thu Night
Mostly Cloudy
68°20°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
50%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
20%
Sunday
Partly Cloudy
68°/ 52° 20°/ 11°
30%
Monday
Thunderstorms
65°18°
60%

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

Faulkton, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
60°/ 48° 16°/
20%
Wednesday
Thunderstorms
65°/ 52° 18°/ 11°
70%
Thursday
Mostly Cloudy
72°/ 52° 22°/ 11°
20%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sun Night
Thunderstorms
52°11°
40%
Monday
Thunderstorms
68°20°
50%

Night: Mostly cloudy this evening, then becoming partly cloudy. Patchy fog. Lows in the mid 40s. Southeast winds around 5 mph.

Wessington Springs, SD

Tonight
Drizzle
48°
0%
Tuesday
Cloudy
58°/ 50° 14°/ 10°
50%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
30%
Friday
Rain Showers
68°/ 58° 20°/ 14°
40%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
68°/ 55° 20°/ 13°
30%
Monday
Rain Showers
70°21°
50%

Night: Mostly cloudy. Patchy fog this evening, then areas of fog after midnight. A slight chance of drizzle after midnight. Lows in the upper 40s. East winds 5 to 10 mph.

Madison, SD

Tonight
Rain Showers
50°10°
50%
Tuesday
Drizzle
58°/ 48° 14°/
0%
Wednesday
Rain Showers
62°/ 52° 17°/ 11°
80%
Thursday
Rain Showers
65°/ 52° 18°/ 11°
40%
Friday
Rain Showers
65°/ 55° 18°/ 13°
60%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
40%
Sunday
Sunny
68°/ 55° 20°/ 13°
0%
Monday
Rain Showers
68°20°
50%

Night: A chance of showers this evening. Cloudy with a chance of drizzle. Patchy fog this evening. Areas of fog after midnight. Near steady temperature around 50. East winds 5 to 10 mph. Chance of rain 50 percent.

Woonsocket, SD

Tonight
Drizzle
52°11°
0%
Tuesday
Drizzle
62°/ 50° 17°/ 10°
20%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
70%
Thursday
Rain Showers
72°/ 55° 22°/ 13°
30%
Friday
Rain Showers
68°/ 58° 20°/ 14°
50%
Saturday
Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
72°/ 55° 22°/ 13°
0%
Monday
Rain Showers
72°22°
50%

Night: Cloudy. A slight chance of drizzle this evening, then a chance of drizzle after midnight. Patchy fog this evening, then areas of fog after midnight. Lows in the lower 50s. East winds 5 to 10 mph.

Ipswich, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Cloudy
60°/ 48° 16°/
20%
Wednesday
Thunderstorms
62°/ 52° 17°/ 11°
70%
Thu-Thu Night
Mostly Cloudy
70°21°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
20%
Sun Night
Thunderstorms
52°11°
40%
Monday
Thunderstorms
68°20°
50%

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

Names listed above may include county names.

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