Ellis, SD Weather Forecast & Current Conditions

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Ellis Weather Map
UTC Time: 9/17/2026, 15:40
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Ellis, SD Regional Weather

Expires:202609171600;;605903
ASUS43 KFSD 171510
RWRFSD

WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1000 AM CDT THU SEP 17 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>070-171600-
SOUTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BROOKINGS      CLOUDY    62  59  90 NE3       30.30S TC  17           
CHAMBERLAIN    CLOUDY    59  59  99 E3        30.32R TC  15           
HURON          CLOUDY    62  59  90 E6        30.29R TC  17           
MADISON        CLOUDY    59  59 100 NE8       30.29R TC  15           
MITCHELL       PTSUNNY   65  61  87 NE3       30.29R TC  18           
SIOUX FALLS    CLOUDY    63  60  90 N8        30.29R TC  17           
WINNER         CLOUDY    58  58 100 E7        30.30R FOG     TC  14   
YANKTON        SUNNY     68  63  84 N7        30.28R TC  20           
$$


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

Today
Partly Cloudy
75°/ 60° 24°/ 16°
100%
Friday
Thunderstorms
78°/ 58° 26°/ 14°
90%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
20%
Sunday
Rain Showers
62°/ 52° 17°/ 11°
70%
Monday
Rain Showers
62°/ 48° 17°/
50%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Rain Showers
72°22°
30%

Day: Patchy fog late this morning. Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows around 60. East winds around 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain near 100 percent.

Canton, SD

Today
Partly Cloudy
75°/ 62° 24°/ 17°
100%
Friday
Thunderstorms
82°/ 62° 28°/ 17°
50%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
20%
Sunday
Rain Showers
62°/ 52° 17°/ 11°
60%
Monday
Rain Showers
62°/ 50° 17°/ 10°
50%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Rain Showers
72°22°
30%

Day: Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Humid with lows in the lower 60s. East winds 15 to 20 mph. Chance of rain near 100 percent.

Rock Rapids, IA

Today
Partly Cloudy
75°/ 60° 24°/ 16°
100%
Friday
Thunderstorms
78°/ 60° 26°/ 16°
70%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
20%
Sunday
Rain Showers
62°/ 52° 17°/ 11°
60%
Monday
Rain Showers
60°/ 48° 16°/
60%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wednesday
Mostly Cloudy
72°22°
0%

Day: Patchy fog late this morning. Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Lows around 60. East winds 10 to 15 mph. Chance of rain near 100 percent.

Parker, SD

Today
Partly Cloudy
75°/ 62° 24°/ 17°
100%
Friday
Thunderstorms
82°/ 62° 28°/ 17°
50%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
60%
Monday
Rain Showers
62°/ 50° 17°/ 10°
50%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Wednesday
Rain Showers
72°22°
40%

Day: Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Humid with lows in the lower 60s. East winds 15 to 20 mph. Chance of rain near 100 percent.

Salem, SD

Today
Partly Cloudy
75°/ 62° 24°/ 17°
100%
Friday
Thunderstorms
80°/ 58° 27°/ 14°
70%
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
68°/ 52° 20°/ 11°
0%
Wednesday
Rain Showers
72°22°
30%

Day: Partly sunny. Highs in the mid 70s. East winds 5 to 10 mph.

Night: A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the lower 60s. East winds 15 to 20 mph. Chance of rain near 100 percent.

Madison, SD

Today
Partly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Thunderstorms
75°/ 55° 24°/ 13°
100%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
62°/ 48° 17°/
70%
Monday
Rain Showers
60°/ 48° 16°/
50%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Partly Cloudy
70°21°
0%

Day: Patchy fog late this morning. Partly sunny. Highs in the mid 70s. East winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds around 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain near 100 percent.

Luverne, MN

Today
Partly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Thunderstorms
78°/ 58° 26°/ 14°
90%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
20%
Sunday
Rain Showers
62°/ 50° 17°/ 10°
60%
Monday
Rain Showers
60°/ 48° 16°/
60%
Tuesday
Cloudy
65°/ 48° 18°/
0%
Wednesday
Mostly Cloudy
70°21°
0%

Day: Patchy fog late this morning. Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 10 to 15 mph. Chance of rain near 100 percent.

Flandreau, SD

Today
Partly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Thunderstorms
75°/ 55° 24°/ 13°
100%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
62°/ 48° 17°/
70%
Monday
Rain Showers
60°/ 48° 16°/
50%
Tuesday
Cloudy
65°/ 48° 18°/
0%
Wednesday
Partly Cloudy
70°21°
0%

Day: Patchy fog late this morning. Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds around 10 mph, increasing to 15 to 20 mph after midnight. Chance of rain near 100 percent.

Pipestone, MN

Today
Mostly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Saturday
Rain Showers
65°/ 52° 18°/ 11°
20%
Sunday
Rain Showers
62°/ 48° 17°/
70%
Monday
Rain Showers
58°/ 48° 14°/
50%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Partly Cloudy
70°21°
0%

Day: Mostly cloudy late this morning, then becoming partly sunny. Patchy fog late this morning. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 10 to 15 mph. Chance of rain near 100 percent.

North Sioux City, SD

Today
Sprinkles
75°/ 62° 24°/ 17°
90%
Friday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Saturday
Rain Showers
72°/ 55° 22°/ 13°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Rain Showers
62°/ 50° 17°/ 10°
50%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Rain Showers
70°21°
30%

Day: Partly sunny. A chance of sprinkles late this morning. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Humid with lows in the lower 60s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

Parkston, SD

Today
Partly Cloudy
75°/ 62° 24°/ 17°
100%
Friday
Thunderstorms
82°/ 58° 28°/ 14°
50%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Rain Showers
62°/ 48° 17°/
50%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
30%
Wednesday
Rain Showers
72°22°
40%

Day: Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph with gusts up to 20 mph.

Night: A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Humid with lows in the lower 60s. East winds 15 to 20 mph. Chance of rain near 100 percent.

Sioux Center, IA

Today
Mostly Cloudy
75°/ 62° 24°/ 17°
90%
Friday
Thunderstorms
82°/ 62° 28°/ 17°
50%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
20%
Sunday
Rain Showers
62°/ 52° 17°/ 11°
60%
Monday
Rain Showers
60°/ 48° 16°/
60%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Mostly Cloudy
70°21°
0%

Day: Mostly cloudy late this morning, then becoming partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Humid with lows in the lower 60s. East winds 10 to 15 mph. Chance of rain 90 percent.

Alexandria, SD

Today
Partly Cloudy
75°/ 62° 24°/ 17°
100%
Friday
Thunderstorms
80°/ 58° 27°/ 14°
50%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
60%
Monday
Rain Showers
62°/ 48° 17°/
50%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Wednesday
Rain Showers
72°22°
30%

Day: Partly sunny. Highs in the mid 70s. East winds 5 to 10 mph with gusts up to 20 mph.

Night: A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the lower 60s. East winds 15 to 20 mph. Chance of rain near 100 percent.

Howard, SD

Today
Partly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Thunderstorms
78°/ 58° 26°/ 14°
90%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
65°/ 50° 18°/ 10°
70%
Monday
Rain Showers
62°/ 48° 17°/
40%
Tuesday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Wednesday
Rain Showers
72°22°
30%

Day: Partly sunny. Highs in the mid 70s. East winds 5 to 10 mph.

Night: A slight chance of showers in the evening, then showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 15 to 20 mph. Chance of rain near 100 percent.

Vermillion, SD

Today
Partly Cloudy
75°/ 62° 24°/ 17°
90%
Friday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Saturday
Rain Showers
72°/ 55° 22°/ 13°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Rain Showers
62°/ 50° 17°/ 10°
50%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Wednesday
Rain Showers
72°22°
40%

Day: Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Humid with lows in the lower 60s. East winds around 10 mph, increasing to 15 to 20 mph after midnight. Chance of rain 90 percent.

Worthington, MN

Today
Mostly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Thunderstorms
75°/ 58° 24°/ 14°
100%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
20%
Sunday
Rain Showers
62°/ 48° 17°/
60%
Monday
Rain Showers
58°/ 48° 14°/
60%
Tuesday
Cloudy
65°/ 48° 18°/
0%
Wednesday
Partly Cloudy
70°21°
0%

Day: Mostly cloudy late this morning, then becoming partly sunny. Patchy fog late this morning. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 10 to 15 mph. Chance of rain near 100 percent.

Yankton, SD

Today
Partly Cloudy
75°/ 62° 24°/ 17°
90%
Friday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
20%
Sunday
Rain Showers
65°/ 52° 18°/ 11°
50%
Monday
Rain Showers
62°/ 50° 17°/ 10°
50%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Wednesday
Rain Showers
72°22°
40%

Day: Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph, becoming east this afternoon.

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Humid with lows in the lower 60s. East winds 15 to 20 mph. Chance of rain 90 percent.

Brookings, SD

Today
Partly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
62°/ 48° 17°/
70%
Monday
Rain Showers
60°/ 48° 16°/
50%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Partly Cloudy
72°22°
0%

Day: Patchy fog late this morning. Partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds around 10 mph, increasing to 15 to 20 mph after midnight. Chance of rain near 100 percent.

Slayton, MN

Today
Mostly Cloudy
75°/ 55° 24°/ 13°
100%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
20%
Sunday
Rain Showers
62°/ 48° 17°/
60%
Monday
Rain Showers
58°/ 48° 14°/
60%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Partly Cloudy
70°21°
0%

Day: Mostly cloudy late this morning, then becoming partly sunny. Patchy fog late this morning. Highs in the mid 70s. Northeast winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the mid 50s. East winds 5 to 10 mph. Chance of rain near 100 percent.

De Smet, SD

Today
Partly Cloudy
75°/ 58° 24°/ 14°
100%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
62°/ 48° 17°/
70%
Monday
Rain Showers
60°/ 48° 16°/
40%
Tuesday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Wednesday
Partly Cloudy
72°22°
0%

Day: Partly sunny. Highs in the mid 70s. East winds 5 to 10 mph.

Night: Showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds around 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 30 mph after midnight. Chance of rain near 100 percent.

Names listed above may include county names.

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