Brush Lake, SD Weather Forecast & Current Conditions

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Brush Lake Weather Map
UTC Time: 9/29/2026, 18:33
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Brush Lake, SD Regional Weather

Expires:202609291900;;257211
ASUS43 KFSD 291810
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
100 PM CDT TUE SEP 29 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>070-291900-
SOUTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SIOUX FALLS    CLOUDY    65  63  93 S13       29.74F TC  18           
HURON          PTSUNNY   73  66  78 SW8       29.69F TC  23           
CHAMBERLAIN    CLOUDY    72  65  79 W8        29.75F TC  22           
MADISON        CLOUDY    66  66 100 S14       29.73S TC  19           
MITCHELL       CLOUDY    71  65  81 S9        29.72S TC  22           
YANKTON        PTSUNNY   69  66  90 S10       29.74F TC  21           
$$
 
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

Brush Lake, SD

Afternoon
Thunderstorms
68°/ 55° 20°/ 13°
50%
Wednesday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Thursday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Friday
Sunny
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
40%
Sunday
Sunny
60°/ 42° 16°/ 6°
0%
Monday
Sunny
60°16°
0%

Day: Cloudy with a chance of showers with isolated thunderstorms. Highs in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southwest winds 5 to 10 mph.

De Smet, SD

Afternoon
Rain Showers
70°/ 55° 21°/ 13°
20%
Wednesday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Sunny
62°/ 45° 17°/ 7°
0%
Friday
Sunny
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
30%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Cloudy with isolated showers. Highs around 70. Southwest winds 10 to 15 mph. Chance of rain 20 percent.

Night: Partly cloudy. Lows in the mid 50s. Southwest winds around 5 mph.

Madison, SD

Afternoon
Thunderstorms
68°/ 55° 20°/ 13°
40%
Wednesday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Friday
Sunny
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
30%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
60°16°
0%

Day: Cloudy with a chance of showers with isolated thunderstorms. Highs in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southwest winds around 5 mph.

Hayti, SD

Afternoon
Thunderstorms
70°/ 55° 21°/ 13°
30%
Wednesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Fri Night
Cloudy
48°9°
0%
Saturday
Rain Showers
62°/ 48° 17°/ 9°
20%
Sun-Sun Night
Clear
60°16°
0%
Monday
Partly Cloudy
62°17°
0%

Day: Cloudy with a chance of showers with a slight chance of thunderstorms. Highs around 70. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.

Night: Mostly cloudy. Areas of fog after midnight. Lows in the mid 50s. Southwest winds around 5 mph.

Clear Lake, SD

Afternoon
Thunderstorms
68°/ 55° 20°/ 13°
40%
Wednesday
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Fri Night
Cloudy
48°9°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
20%
Sun-Sun Night
Clear
60°16°
0%
Monday
Partly Cloudy
60°16°
0%

Day: Cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southwest winds 5 to 10 mph.

Flandreau, SD

Afternoon
Thunderstorms
68°/ 55° 20°/ 13°
50%
Wednesday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Friday
Sunny
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
40%
Sunday
Sunny
60°/ 42° 16°/ 6°
0%
Monday
Sunny
60°16°
0%

Day: Cloudy with scattered showers with isolated thunderstorms. Highs in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southwest winds around 5 mph.

Howard, SD

Afternoon
Rain Showers
72°/ 55° 22°/ 13°
20%
Wednesday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Thursday
Sunny
62°/ 45° 17°/ 7°
0%
Friday
Sunny
62°/ 48° 17°/ 9°
0%
Saturday
Rain Showers
65°/ 45° 18°/ 7°
30%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Cloudy with isolated showers. Highs in the lower 70s. Southwest winds 10 to 15 mph. Chance of rain 20 percent.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. South winds around 5 mph.

Clark, SD

Afternoon
Sprinkles
70°/ 55° 21°/ 13°
0%
Wednesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Fri Night
Cloudy
48°9°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
30%
Sun-Sun Night
Clear
62°17°
0%
Monday
Partly Cloudy
62°17°
0%

Day: Cloudy with a chance of sprinkles. Highs around 70. Southwest winds 10 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy. Patchy fog after midnight. Lows in the mid 50s. West winds 5 to 10 mph, becoming southwest after midnight.

Watertown, SD

Afternoon
Thunderstorms
70°/ 55° 21°/ 13°
30%
Wednesday
Mostly Cloudy
75°/ 52° 24°/ 11°
0%
Thursday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Fri Night
Cloudy
48°9°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
30%
Sun-Sun Night
Clear
60°16°
0%
Monday
Partly Cloudy
62°17°
0%

Day: Cloudy with a chance of showers with a slight chance of thunderstorms. Highs around 70. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southwest winds 5 to 10 mph.

Sioux Falls, SD

Afternoon
Thunderstorms
68°/ 58° 20°/ 14°
50%
Wednesday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Mostly Cloudy
62°/ 45° 17°/ 7°
0%
Friday
Sunny
60°/ 48° 16°/ 9°
0%
Saturday
Sunny
62°/ 48° 17°/ 9°
0%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Cloudy with scattered showers with isolated thunderstorms. Highs in the upper 60s. Southwest winds 10 to 15 mph. Chance of rain 50 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the upper 50s. West winds around 5 mph.

Tyler, MN

Afternoon
Thunderstorms
65°/ 55° 18°/ 13°
50%
Wednesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Thursday
Partly Cloudy
60°/ 45° 16°/ 7°
0%
Friday
Sunny
58°/ 48° 14°/ 9°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
40%
Sunday
Sunny
58°/ 42° 14°/ 6°
0%
Monday
Sunny
60°16°
0%

Day: Cloudy with scattered showers with isolated thunderstorms. Near steady temperature in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southwest winds 5 to 10 mph.

Salem, SD

Afternoon
Thunderstorms
72°/ 55° 22°/ 13°
50%
Wednesday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Friday
Sunny
62°/ 48° 17°/ 9°
0%
Saturday
Sunny
65°/ 48° 18°/ 9°
0%
Sunday
Sunny
62°/ 48° 17°/ 9°
0%
Monday
Sunny
62°17°
0%

Day: Cloudy with a chance of showers with isolated thunderstorms. Highs in the lower 70s. Southwest winds around 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. South winds around 5 mph.

Huron, SD

Afternoon
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Wednesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Thursday
Partly Cloudy
65°/ 45° 18°/ 7°
0%
Friday
Sunny
62°/ 48° 17°/ 9°
0%
Saturday
Rain Showers
65°/ 45° 18°/ 7°
30%
Sunday
Sunny
65°/ 45° 18°/ 7°
0%
Monday
Sunny
65°18°
0%

Day: Mostly cloudy. Highs in the lower 70s. West winds 5 to 10 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. West winds around 5 mph, becoming southwest after midnight.

Woonsocket, SD

Afternoon
Rain Showers
72°/ 55° 22°/ 13°
20%
Wednesday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Thursday
Sunny
65°/ 45° 18°/ 7°
0%
Friday
Sunny
62°/ 48° 17°/ 9°
0%
Saturday
Rain Showers
68°/ 45° 20°/ 7°
30%
Sunday
Sunny
65°/ 48° 18°/ 9°
0%
Monday
Sunny
65°18°
0%

Day: Cloudy with a 20 percent chance of showers. Highs in the lower 70s. West winds 10 to 15 mph.

Night: Partly cloudy. Lows in the mid 50s. Southwest winds around 5 mph.

Pipestone, MN

Afternoon
Thunderstorms
65°/ 55° 18°/ 13°
50%
Wednesday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Mostly Cloudy
60°/ 45° 16°/ 7°
0%
Friday
Sunny
58°/ 45° 14°/ 7°
0%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
40%
Sunday
Sunny
58°/ 42° 14°/ 6°
0%
Monday
Sunny
58°14°
0%

Day: Cloudy with scattered showers with isolated thunderstorms. Near steady temperature in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southwest winds 5 to 10 mph.

Granite Falls, MN

Today
Thunderstorms
68°/ 58° 20°/ 14°
70%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thursday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Friday
Sunny
62°/ 48° 17°/ 9°
0%
Saturday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Cloudy. Showers likely and slight chance of thunderstorms late in the morning, then chance of showers early in the afternoon. Slight chance of showers late in the afternoon. Near steady temperature in the upper 60s. South winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation 70 percent.

Night: Mostly cloudy in the evening then clearing. Patchy fog after midnight. Lows in the upper 50s. Southwest winds up to 10 mph.

Alexandria, SD

Afternoon
Rain Showers
72°/ 55° 22°/ 13°
30%
Wednesday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Thursday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Friday
Sunny
62°/ 48° 17°/ 9°
0%
Saturday
Sunny
65°/ 48° 18°/ 9°
0%
Sunday
Sunny
65°/ 48° 18°/ 9°
0%
Monday
Sunny
65°18°
0%

Day: Cloudy with a 30 percent chance of showers. Highs in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. Southwest winds around 5 mph.

Milbank, SD

Afternoon
Thunderstorms
68°/ 55° 20°/ 13°
50%
Wednesday
Partly Cloudy
75°/ 52° 24°/ 11°
0%
Thursday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Fri Night
Cloudy
48°9°
0%
Saturday
Rain Showers
65°/ 48° 18°/ 9°
30%
Sun-Sun Night
Clear
60°16°
0%
Monday
Partly Cloudy
62°17°
0%

Day: Cloudy with a chance of showers with a slight chance of thunderstorms. Near steady temperature in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Partly cloudy. Patchy fog after midnight. Lows in the mid 50s. West winds 5 to 10 mph.

Marshall, MN

Afternoon
Thunderstorms
65°/ 58° 18°/ 14°
50%
Wednesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Thursday
Mostly Cloudy
62°/ 45° 17°/ 7°
0%
Friday
Sunny
60°/ 48° 16°/ 9°
0%
Saturday
Rain Showers
62°/ 48° 17°/ 9°
40%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
62°17°
0%

Day: Cloudy with scattered showers with isolated thunderstorms. Near steady temperature in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 50s. Southwest winds 5 to 10 mph.

Redfield, SD

Afternoon
Sprinkles
72°/ 55° 22°/ 13°
0%
Wednesday
Mostly Cloudy
75°/ 50° 24°/ 10°
0%
Thursday
Partly Cloudy
65°/ 45° 18°/ 7°
0%
Fri Night
Thunderstorms
48°9°
20%
Saturday
Rain Showers
65°/ 45° 18°/ 7°
30%
Sun Night
Clear
45°7°
0%
Monday
Partly Cloudy
65°18°
0%

Day: Mostly cloudy with a chance of sprinkles. Highs in the lower 70s. West winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 50s. West winds around 5 mph, becoming south after midnight.

Names listed above may include county names.

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