Ellis, SD Weather Forecast & Current Conditions

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Ellis Weather Map
UTC Time: 9/18/2026, 20:44
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Ellis, SD Regional Weather

Expires:202609182100;;673435
ASUS43 KFSD 182010
RWRFSD

WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
300 PM CDT FRI SEP 18 2026

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



SDZ038>040-050-052>070-182100-
SOUTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BROOKINGS      LGT RAIN  63  62  97 E7        30.03F FOG     TC  17   
CHAMBERLAIN    CLOUDY    72  67  82 W3        30.01F TC  22           
HURON          CLOUDY    66  65  96 E6        29.99F FOG     TC  19   
MADISON        CLOUDY    64  64 100 E6        30.01S TC  18           
MITCHELL       CLOUDY    69  65  86 CALM      29.99S TC  21           
SIOUX FALLS    DRIZZLE   67  65  93 E10       29.99F FOG     TC  19   
WINNER         CLOUDY    75  67  76 N6        30.00F TC  24           
YANKTON        CLOUDY    73  71  93 N7        29.97S TC  23           
$$


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

Ellis, SD

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

Night: Cloudy. Patchy fog. A slight chance of showers after midnight. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Canton, SD

Tonight
Rain Showers
62°17°
20%
Saturday
Rain Showers
65°/ 58° 18°/ 14°
20%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
70%
Monday
Rain Showers
60°/ 48° 16°/
70%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
68°/ 52° 20°/ 11°
40%
Thursday
Rain Showers
68°/ 55° 20°/ 13°
40%
Friday
Mostly Cloudy
70°21°
0%

Night: Mostly cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Lows in the lower 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Rock Rapids, IA

Tonight
Rain Showers
62°17°
20%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
70%
Monday
Rain Showers
60°/ 48° 16°/
50%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
68°/ 52° 20°/ 11°
40%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
68°20°
0%

Night: Mostly cloudy. Patchy fog. A slight chance of showers after midnight. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Parker, SD

Tonight
Rain Showers
62°17°
20%
Saturday
Rain Showers
68°/ 58° 20°/ 14°
20%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
70%
Monday
Rain Showers
62°/ 48° 17°/
70%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wednesday
Mostly Cloudy
68°/ 55° 20°/ 13°
40%
Thursday
Rain Showers
68°/ 55° 20°/ 13°
40%
Friday
Mostly Cloudy
70°21°
0%

Night: Mostly cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Lows in the lower 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Salem, SD

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

Night: Cloudy. Patchy fog. A slight chance of showers after midnight. Lows in the lower 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Madison, SD

Tonight
Rain Showers
62°17°
20%
Saturday
Cloudy
65°/ 55° 18°/ 13°
0%
Sunday
Rain Showers
62°/ 52° 17°/ 11°
50%
Monday
Rain Showers
60°/ 45° 16°/
50%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Mostly Cloudy
68°/ 52° 20°/ 11°
40%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Partly Cloudy
68°20°
0%

Night: Cloudy. Patchy fog this evening, then areas of fog after midnight. A slight chance of showers after midnight. Near steady temperature in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Luverne, MN

Tonight
Rain Showers
60°16°
20%
Saturday
Rain Showers
65°/ 55° 18°/ 13°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Rain Showers
60°/ 45° 16°/
50%
Tuesday
Mostly Cloudy
62°/ 45° 17°/
0%
Wednesday
Partly Cloudy
65°/ 50° 18°/ 10°
40%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
68°20°
0%

Night: Cloudy. Patchy fog. A slight chance of showers after midnight. Lows around 60. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Flandreau, SD

Tonight
Rain Showers
62°17°
20%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
20%
Sunday
Rain Showers
62°/ 50° 17°/ 10°
50%
Monday
Rain Showers
60°/ 45° 16°/
50%
Tuesday
Mostly Cloudy
62°/ 45° 17°/
0%
Wednesday
Partly Cloudy
65°/ 50° 18°/ 10°
40%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Partly Cloudy
68°20°
0%

Night: Cloudy with a 20 percent chance of showers. Patchy fog. Near steady temperature in the lower 60s. Northeast winds 5 to 10 mph.

Pipestone, MN

Tonight
Rain Showers
62°17°
20%
Saturday
Rain Showers
62°/ 52° 17°/ 11°
20%
Sunday
Rain Showers
62°/ 50° 17°/ 10°
50%
Monday
Rain Showers
58°/ 45° 14°/
50%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Partly Cloudy
65°/ 50° 18°/ 10°
30%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Partly Cloudy
68°20°
0%

Night: Cloudy with a 20 percent chance of showers. Patchy fog this evening. Areas of fog after midnight. Near steady temperature in the lower 60s. Northeast winds 5 to 10 mph.

North Sioux City, SD

Tonight
Thunderstorms
65°18°
20%
Saturday
Rain Showers
72°/ 58° 22°/ 14°
30%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
70%
Monday
Thunderstorms
58°/ 48° 14°/
70%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
68°/ 52° 20°/ 11°
40%
Thursday
Rain Showers
68°/ 55° 20°/ 13°
40%
Friday
Mostly Cloudy
68°20°
0%

Night: Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Patchy fog after midnight. Lows in the mid 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Parkston, SD

Tonight
Mostly Cloudy
62°17°
0%
Saturday
Rain Showers
68°/ 58° 20°/ 14°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
80%
Monday
Thunderstorms
62°/ 48° 17°/
70%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wednesday
Mostly Cloudy
68°/ 55° 20°/ 13°
50%
Thursday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Friday
Mostly Cloudy
72°22°
0%

Night: Mostly cloudy. Patchy fog after midnight. Lows in the lower 60s. North winds 5 to 10 mph.

Sioux Center, IA

Tonight
Rain Showers
62°17°
20%
Saturday
Rain Showers
70°/ 58° 21°/ 14°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
70%
Monday
Rain Showers
58°/ 48° 14°/
70%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Partly Cloudy
65°/ 52° 18°/ 11°
40%
Thursday
Rain Showers
68°/ 52° 20°/ 11°
40%
Friday
Mostly Cloudy
68°20°
0%

Night: Mostly cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Lows in the lower 60s. Northeast winds 5 to 10 mph, becoming north after midnight. Chance of rain 20 percent.

Alexandria, SD

Tonight
Cloudy
62°17°
0%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
70%
Monday
Rain Showers
62°/ 48° 17°/
50%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wednesday
Mostly Cloudy
68°/ 55° 20°/ 13°
40%
Thursday
Mostly Cloudy
70°/ 55° 21°/ 13°
0%
Friday
Mostly Cloudy
72°22°
0%

Night: Cloudy. Patchy fog after midnight. Lows in the lower 60s. North winds 5 to 10 mph.

Howard, SD

Tonight
Rain Showers
58°14°
20%
Saturday
Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
70%
Monday
Rain Showers
62°/ 48° 17°/
50%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Mostly Cloudy
68°/ 52° 20°/ 11°
40%
Thursday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Friday
Partly Cloudy
72°22°
0%

Night: Cloudy. Patchy fog. A slight chance of showers after midnight. Lows in the upper 50s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Vermillion, SD

Tonight
Rain Showers
62°17°
20%
Saturday
Rain Showers
68°/ 58° 20°/ 14°
20%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
80%
Monday
Thunderstorms
60°/ 48° 16°/
70%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Mostly Cloudy
68°/ 52° 20°/ 11°
50%
Thursday
Rain Showers
68°/ 55° 20°/ 13°
50%
Friday
Mostly Cloudy
70°21°
0%

Night: Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Worthington, MN

Tonight
Thunderstorms
60°16°
20%
Saturday
Rain Showers
65°/ 55° 18°/ 13°
20%
Sunday
Rain Showers
62°/ 52° 17°/ 11°
50%
Monday
Rain Showers
58°/ 45° 14°/
50%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Partly Cloudy
68°20°
0%

Night: A slight chance of thunderstorms this evening. Cloudy with a slight chance of showers. Patchy fog this evening. Areas of fog after midnight. Lows around 60. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Yankton, SD

Tonight
Rain Showers
62°17°
20%
Saturday
Rain Showers
70°/ 58° 21°/ 14°
20%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
90%
Monday
Thunderstorms
60°/ 50° 16°/ 10°
70%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wednesday
Mostly Cloudy
68°/ 55° 20°/ 13°
50%
Thursday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Friday
Mostly Cloudy
70°21°
0%

Night: Mostly cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Lows in the lower 60s. Northwest winds 5 to 10 mph. Chance of rain 20 percent.

Brookings, SD

Tonight
Rain Showers
60°16°
30%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
20%
Sunday
Rain Showers
62°/ 48° 17°/
50%
Monday
Rain Showers
60°/ 45° 16°/
50%
Tuesday
Mostly Cloudy
65°/ 45° 18°/
0%
Wednesday
Partly Cloudy
65°/ 52° 18°/ 11°
40%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Partly Cloudy
70°21°
0%

Night: Cloudy. A chance of showers, mainly this evening. Patchy fog this evening, then areas of fog after midnight. Near steady temperature around 60. Northeast winds 5 to 10 mph. Chance of rain 30 percent.

Slayton, MN

Tonight
Thunderstorms
62°17°
20%
Saturday
Rain Showers
62°/ 52° 17°/ 11°
20%
Sunday
Rain Showers
62°/ 50° 17°/ 10°
40%
Monday
Rain Showers
58°/ 45° 14°/
50%
Tuesday
Partly Cloudy
62°/ 45° 17°/
0%
Wednesday
Sunny
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Partly Cloudy
68°20°
0%

Night: A slight chance of thunderstorms this evening. Cloudy with a slight chance of showers. Patchy fog this evening. Areas of fog after midnight. Near steady temperature in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

De Smet, SD

Tonight
Rain Showers
58°14°
20%
Saturday
Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Rain Showers
62°/ 50° 17°/ 10°
50%
Monday
Rain Showers
62°/ 48° 17°/
50%
Tuesday
Partly Cloudy
65°/ 48° 18°/
0%
Wednesday
Mostly Cloudy
68°/ 52° 20°/ 11°
40%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Partly Cloudy
70°21°
0%

Night: Cloudy with a 20 percent chance of showers. Patchy fog. Lows in the upper 50s. Northeast winds 5 to 10 mph.

Names listed above may include county names.

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