Summit, SD Weather Forecast & Current Conditions

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Summit Weather Map
UTC Time: 9/22/2026, 02:11
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Summit, SD Regional Weather

Expires:202609220300;;847692
ASUS43 KFSD 220210
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
900 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>023-039-040-220300-
NORTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ABERDEEN       CLEAR     53  46  77 E7        30.23R TC  12           
WATERTOWN      LGT RAIN  51  50  96 E7        30.24R FOG     TC  11   
BROOKINGS      LGT RAIN  52  50  93 E7        30.25R TC  11           
SISSETON         N/A     51  44  77 S3        30.25R 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

Summit, 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. Temperature rising to around 50 after midnight. Southeast winds 5 to 10 mph.

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.

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. Temperature rising to around 50 after midnight. Southeast 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.

Wheaton, MN

Tonight
Mostly Cloudy
45°
0%
Tuesday
Partly Cloudy
65°/ 45° 18°/
0%
Wednesday
Partly Cloudy
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.

Ortonville, MN

Tonight
Mostly Cloudy
45°
0%
Tuesday
Partly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
65°/ 52° 18°/ 11°
90%
Thursday
Rain Showers
68°/ 52° 20°/ 11°
30%
Friday
Rain Showers
65°/ 55° 18°/ 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. 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.

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.

Clark, 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.

Madison, MN

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

Night: Cloudy. A 20 percent chance of rain showers early in the evening. Lows in the mid 40s. East winds up to 5 mph in the evening becoming light.

Hayti, SD

Tonight
Rain Showers
45°
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. Lows in the mid 40s. East winds 5 to 10 mph. Chance of rain 20 percent.

Morris, MN

Tonight
Mostly Cloudy
45°
0%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Sunny
65°/ 52° 18°/ 11°
90%
Thursday
Rain Showers
65°/ 55° 18°/ 13°
40%
Friday
Mostly Cloudy
65°/ 55° 18°/ 13°
50%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
50%
Sunday
Sunny
68°/ 52° 20°/ 11°
0%
Monday
Rain Showers
68°20°
50%

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

Benson, MN

Tonight
Cloudy
45°
0%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Sunny
65°/ 50° 18°/ 10°
90%
Thursday
Rain Showers
65°/ 52° 18°/ 11°
50%
Friday
Mostly Cloudy
65°/ 55° 18°/ 13°
50%
Saturday
Rain Showers
65°/ 55° 18°/ 13°
50%
Sunday
Sunny
68°/ 52° 20°/ 11°
0%
Monday
Rain Showers
68°20°
50%

Night: Cloudy. Lows in the mid 40s. East winds up to 5 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.

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.

Gwinner, ND

Tonight
Cloudy
40°
0%
Tuesday
Sunny
65°/ 45° 18°/
0%
Wednesday
Rain Showers
65°/ 50° 18°/ 10°
90%
Thursday
Mostly Cloudy
65°18°
0%
Friday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Saturday
Rain Showers
70°/ 50° 21°/ 10°
N/A
Sunday
Sunny
65°/ 45° 18°/
0%
Monday
Thunderstorms
65°18°
N/A

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

Wahpeton, ND

Tonight
Cloudy
40°
0%
Tuesday
Sunny
65°/ 45° 18°/
0%
Wednesday
Rain Showers
65°/ 50° 18°/ 10°
90%
Thursday
Mostly Cloudy
65°18°
0%
Friday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Saturday
Rain Showers
70°/ 50° 21°/ 10°
N/A
Sunday
Sunny
65°/ 45° 18°/
0%
Monday
Thunderstorms
65°18°
N/A

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

Granite Falls, MN

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

Night: Cloudy. A 50 percent chance of rain showers early in the evening. Patchy fog after midnight. Lows in the mid 40s. East winds up to 5 mph.

Elbow Lake, MN

Tonight
Cloudy
45°
0%
Tuesday
Sunny
65°/ 45° 18°/
0%
Wednesday
Sunny
65°/ 50° 18°/ 10°
90%
Thursday
Rain Showers
65°/ 55° 18°/ 13°
N/A
Friday
Rain Showers
65°/ 55° 18°/ 13°
N/A
Saturday
Rain Showers
65°/ 55° 18°/ 13°
N/A
Sunday
Sunny
65°/ 55° 18°/ 13°
0%
Monday
Thunderstorms
65°18°
N/A

Night: Partly cloudy. Lows in the mid 40s. East winds up to 10 mph.

Montevideo, MN

Tonight
Rain Showers
45°
20%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Sunny
65°/ 52° 18°/ 11°
90%
Thursday
Rain Showers
65°/ 52° 18°/ 11°
70%
Friday
Rain Showers
65°/ 55° 18°/ 13°
50%
Saturday
Rain Showers
65°/ 55° 18°/ 13°
50%
Sunday
Sunny
68°/ 52° 20°/ 11°
0%
Monday
Rain Showers
68°20°
50%

Night: Cloudy. A 20 percent chance of rain showers early in the evening. Lows in the mid 40s. East winds up to 5 mph.

Names listed above may include county names.

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