Eureka, SD Weather Forecast & Current Conditions

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Eureka Weather Map
UTC Time: 9/29/2026, 17:33
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Eureka, SD Regional Weather

Expires:202609291800;;255166
ASUS43 KFSD 291710
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1200 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.



SDZ004>011-016>023-039-040-291800-
NORTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ABERDEEN       CLOUDY    70  66  87 W8        29.68S TC  21           
WATERTOWN      CLOUDY    65  63  93 S12       29.71S TC  18           
BROOKINGS      CLOUDY    65  63  93 S13       29.74F TC  18           
SISSETON         N/A     69  64  84 SW15G22   29.67R TC  21           
$$
 

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

Eureka, SD

Today
Sprinkles
70°/ 52° 21°/ 11°
0%
Wednesday
Sunny
72°/ 48° 22°/ 9°
0%
Thursday
Sunny
58°/ 45° 14°/ 7°
0%
Fri Night-Sat
Rain Showers
48°9°
30%
Sat Night
Cloudy
42°6°
0%
Sunday
Sunny
58°14°
0%
Sun Night-Mon
Cloudy
42°6°
0%

Day: Mostly cloudy late this morning, then becoming partly sunny. A chance of sprinkles late this morning. Highs around 70. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Herreid, SD

Today
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Sunny
72°/ 45° 22°/ 7°
0%
Thursday
Sunny
62°/ 42° 17°/ 6°
0%
Fri Night
Rain Showers
45°7°
30%
Saturday
Rain Showers
65°/ 42° 18°/ 6°
20%
Sun Night-Mon
Cloudy
42°6°
0%

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

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Ipswich, SD

Today
Sprinkles
72°/ 52° 22°/ 11°
0%
Wednesday
Partly Cloudy
72°/ 48° 22°/ 9°
0%
Thursday
Partly Cloudy
62°/ 45° 17°/ 7°
20%
Friday
Partly Cloudy
60°/ 48° 16°/ 9°
30%
Saturday
Rain Showers
62°/ 45° 17°/ 7°
30%
Sun Night-Mon
Cloudy
45°7°
0%

Day: Cloudy with a chance of sprinkles late this morning, then partly sunny this afternoon. Highs in the lower 70s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 50s. West winds 5 to 10 mph.

Ashley, ND

Today
Sunny
70°/ 52° 21°/ 11°
0%
Wednesday
Sunny
72°/ 45° 22°/ 7°
0%
Thursday
Sunny
58°/ 42° 14°/ 6°
0%
Friday
Sunny
58°/ 45° 14°/ 7°
20%
Saturday
Rain Showers
62°/ 42° 17°/ 6°
30%
Sunday
Sunny
60°/ 42° 16°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs around 70. Northwest winds 5 to 15 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Mobridge, SD

Today
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Sunny
72°/ 48° 22°/ 9°
0%
Thursday
Partly Cloudy
60°/ 45° 16°/ 7°
20%
Friday
Partly Cloudy
62°/ 48° 17°/ 9°
30%
Saturday
Rain Showers
65°/ 42° 18°/ 6°
20%
Sun Night-Mon
Cloudy
45°7°
0%

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

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Linton, ND

Today
Sunny
72°/ 50° 22°/ 10°
0%
Wednesday
Sunny
72°/ 45° 22°/ 7°
0%
Thursday
Sunny
58°/ 40° 14°/ 4°
0%
Friday
Sunny
58°/ 45° 14°/ 7°
20%
Saturday
Rain Showers
65°/ 40° 18°/ 4°
20%
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Sunny
65°18°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs in the lower 70s. West winds 5 to 10 mph.

Night: Mostly clear. Lows around 50. Southwest winds around 5 mph.

Gettysburg, SD

Today
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Partly Cloudy
72°/ 48° 22°/ 9°
0%
Thursday
Partly Cloudy
62°/ 45° 17°/ 7°
20%
Friday
Partly Cloudy
62°/ 48° 17°/ 9°
20%
Sat Night-Sun
Clear
45°7°
0%
Sun Night-Mon
Cloudy
45°7°
0%

Day: Partly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Faulkton, SD

Today
Sprinkles
72°/ 52° 22°/ 11°
0%
Wednesday
Partly Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Partly Cloudy
62°/ 45° 17°/ 7°
20%
Friday
Partly Cloudy
62°/ 48° 17°/ 9°
20%
Saturday
Rain Showers
65°/ 45° 18°/ 7°
30%
Sun Night-Mon
Cloudy
45°7°
0%

Day: Cloudy with a chance of sprinkles late this morning, then partly sunny this afternoon. Highs in the lower 70s. Northwest winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows in the lower 50s. West winds 5 to 10 mph.

McIntosh, SD

Today
Partly Cloudy
75°/ 52° 24°/ 11°
0%
Wednesday
Sunny
75°/ 45° 24°/ 7°
0%
Thursday
Partly Cloudy
62°/ 42° 17°/ 6°
20%
Friday
Partly Cloudy
62°/ 45° 17°/ 7°
30%
Saturday
Rain Showers
65°/ 42° 18°/ 6°
20%
Sun Night-Mon
Cloudy
45°7°
0%

Day: Patchy fog late this morning. Partly sunny. Highs in the mid 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Ellendale, ND

Today
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Sunny
75°/ 48° 24°/ 9°
0%
Thursday
Sunny
62°/ 42° 17°/ 6°
0%
Friday
Sunny
62°/ 45° 17°/ 7°
20%
Saturday
Rain Showers
65°/ 42° 18°/ 6°
40%
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Sunny
65°18°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Napoleon, ND

Today
Sunny
70°/ 52° 21°/ 11°
0%
Wednesday
Sunny
68°/ 45° 20°/ 7°
0%
Thursday
Sunny
58°/ 40° 14°/ 4°
0%
Friday
Sunny
58°/ 45° 14°/ 7°
20%
Saturday
Rain Showers
62°/ 40° 17°/ 4°
30%
Sunday
Sunny
58°/ 42° 14°/ 6°
0%
Monday
Sunny
62°17°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs around 70. West winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Isabel, SD

Today
Partly Cloudy
75°/ 52° 24°/ 11°
0%
Wednesday
Partly Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Partly Cloudy
62°/ 45° 17°/ 7°
20%
Friday
Partly Cloudy
62°/ 48° 17°/ 9°
30%
Saturday
Rain Showers
65°/ 45° 18°/ 7°
20%
Sun Night-Mon
Cloudy
45°7°
0%

Day: Patchy fog late this morning. Partly sunny. Highs in the mid 70s. Northwest winds 10 to 15 mph with gusts up to 30 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Edgeley, ND

Today
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Sunny
72°/ 45° 22°/ 7°
0%
Thursday
Sunny
62°/ 40° 17°/ 4°
0%
Friday
Sunny
62°/ 45° 17°/ 7°
20%
Saturday
Rain Showers
62°/ 40° 17°/ 4°
30%
Sunday
Sunny
62°/ 38° 17°/ 3°
0%
Monday
Sunny
65°18°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs in the lower 70s. West winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Aberdeen, SD

Today
Sprinkles
72°/ 52° 22°/ 11°
0%
Wednesday
Partly Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Partly Cloudy
62°/ 42° 17°/ 6°
0%
Friday
Partly Cloudy
62°/ 48° 17°/ 9°
20%
Saturday
Rain Showers
65°/ 45° 18°/ 7°
30%
Sun Night-Mon
Cloudy
42°6°
0%

Day: Cloudy with a chance of sprinkles late this morning, then partly sunny this afternoon. Highs in the lower 70s. Southwest winds 5 to 10 mph, becoming northwest this afternoon.

Night: Mostly clear. Cooler with lows in the lower 50s. Southwest winds around 5 mph.

Fort Yates, ND

Today
Sunny
75°/ 52° 24°/ 11°
0%
Wednesday
Sunny
72°/ 45° 22°/ 7°
0%
Thursday
Sunny
60°/ 42° 16°/ 6°
0%
Friday
Sunny
58°/ 45° 14°/ 7°
20%
Saturday
Rain Showers
65°/ 42° 18°/ 6°
20%
Sunday
Sunny
62°/ 45° 17°/ 7°
0%
Monday
Sunny
65°18°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs in the mid 70s. West winds around 10 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Jamestown, ND

Today
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Sunny
70°/ 42° 21°/ 6°
0%
Thursday
Sunny
60°/ 38° 16°/ 3°
0%
Friday
Sunny
62°/ 42° 17°/ 6°
20%
Saturday
Rain Showers
62°/ 40° 17°/ 4°
20%
Sunday
Sunny
62°/ 38° 17°/ 3°
0%
Monday
Sunny
62°17°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs in the lower 70s. West winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.

Redfield, SD

Today
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. Southwest winds 10 to 15 mph, becoming northwest this afternoon.

Night: Partly cloudy in the evening, then clearing. Patchy fog after midnight. Lows in the mid 50s. West winds around 5 mph, becoming south after midnight.

Onida, SD

Today
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Partly Cloudy
75°/ 48° 24°/ 9°
0%
Thursday
Partly Cloudy
62°/ 42° 17°/ 6°
0%
Friday
Partly Cloudy
62°/ 48° 17°/ 9°
20%
Saturday
Rain Showers
65°/ 45° 18°/ 7°
20%
Sun Night-Mon
Cloudy
45°7°
0%

Day: Partly sunny. Highs in the lower 70s. Northwest winds 10 to 15 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Cooler with lows in the lower 50s. Southwest winds around 5 mph.

Mandan, ND

Today
Sunny
75°/ 50° 24°/ 10°
0%
Wednesday
Sunny
72°/ 42° 22°/ 6°
0%
Thursday
Sunny
58°/ 40° 14°/ 4°
0%
Friday
Sunny
58°/ 45° 14°/ 7°
20%
Saturday
Rain Showers
65°/ 40° 18°/ 4°
N/A
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Sunny
65°18°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs in the mid 70s. West winds around 15 mph.

Night: Mostly clear. Lows around 50. West winds 5 to 10 mph.

Bismarck, ND

Today
Sunny
75°/ 50° 24°/ 10°
0%
Wednesday
Sunny
72°/ 42° 22°/ 6°
0%
Thursday
Sunny
58°/ 40° 14°/ 4°
0%
Friday
Sunny
58°/ 45° 14°/ 7°
20%
Saturday
Sunny
65°/ 40° 18°/ 4°
0%
Sunday
Sunny
62°/ 42° 17°/ 6°
0%
Monday
Sunny
65°18°
0%

Day: Patchy fog late in the morning. Mostly sunny. Highs in the mid 70s. West winds 5 to 10 mph.

Night: Mostly clear. Lows around 50. West winds around 5 mph.

Names listed above may include county names.

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