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Forbes School Weather Map
UTC Time: 9/13/2026, 17:15
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Forbes School, SD Regional Weather

Expires:202609131800;;390129
ASUS43 KFSD 131710
RWRFSD

WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1200 PM CDT SUN SEP 13 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>070-131800-
SOUTHEAST SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BROOKINGS      PTSUNNY   63  46  54 E8        30.22F TC  17           
CHAMBERLAIN    CLOUDY    61  50  66 SE13      30.21S TC  16           
HURON          SUNNY     67  45  45 SE9       30.20F TC  19           
MADISON        MOSUNNY   64  46  52 VRB5      30.20F TC  18           
MITCHELL       CLOUDY    64  47  53 SE10G17   30.20F TC  18           
SIOUX FALLS    PTSUNNY   62  49  62 SE7       30.20F TC  17           
WINNER         CLOUDY    63  47  55 E13       30.16F TC  17           
YANKTON        CLOUDY    63  51  65 E8        30.21R TC  17           
$$


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

Forbes School, SD

Today
Rain Showers
65°/ 48° 18°/
50%
Monday
Rain Showers
75°/ 68° 24°/ 20°
100%
Tuesday
Rain Showers
75°/ 58° 24°/ 14°
100%
Wednesday
Rain Showers
70°/ 62° 21°/ 17°
80%
Thursday
Rain Showers
78°/ 62° 26°/ 17°
70%
Friday
Rain Showers
75°/ 58° 24°/ 14°
60%

Day: Mostly cloudy late this morning, then becoming partly sunny. A 50 percent chance of showers. Not as warm. Near steady temperature in the mid 60s. North winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds around 5 mph, becoming northeast after midnight.

Mitchell, SD

Afternoon
Partly Cloudy
68°/ 58° 20°/ 14°
90%
Monday
Thunderstorms
72°/ 52° 22°/ 11°
90%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
30%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
70%
Friday
Rain Showers
75°/ 58° 24°/ 14°
70%

Day: Partly sunny. Highs in the upper 60s. East winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a chance of thunderstorms after midnight. Lows in the upper 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Alexandria, SD

Afternoon
Partly Cloudy
70°/ 58° 21°/ 14°
90%
Monday
Thunderstorms
72°/ 52° 22°/ 11°
90%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
30%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
60%
Friday
Rain Showers
75°/ 58° 24°/ 14°
60%

Day: Partly sunny. Highs around 70. East winds around 10 mph.

Night: Mostly cloudy. Showers with a chance of thunderstorms after midnight. Lows in the upper 50s. Southeast winds 15 to 20 mph. Chance of rain 90 percent.

Howard, SD

Afternoon
Partly Cloudy
68°/ 55° 20°/ 13°
90%
Monday
Thunderstorms
68°/ 52° 20°/ 11°
90%
Tuesday
Sunny
70°/ 52° 21°/ 11°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
40%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
60%
Friday
Rain Showers
72°/ 55° 22°/ 13°
60%

Day: Partly sunny. Highs in the upper 60s. East winds 5 to 10 mph.

Night: Partly cloudy in the evening, then mostly cloudy with showers with a chance of thunderstorms after midnight. Lows in the mid 50s. Southeast 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 90 percent.

Wessington Springs, SD

Afternoon
Partly Cloudy
68°/ 55° 20°/ 13°
90%
Monday
Thunderstorms
72°/ 52° 22°/ 11°
100%
Tuesday
Sunny
68°/ 50° 20°/ 10°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
40%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
60%
Friday
Rain Showers
72°/ 55° 22°/ 13°
50%

Day: Partly sunny. Highs in the upper 60s. East winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a chance of thunderstorms after midnight. Lows in the mid 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

De Smet, SD

Afternoon
Sprinkles
68°/ 55° 20°/ 13°
50%
Monday
Thunderstorms
68°/ 52° 20°/ 11°
100%
Tuesday
Sunny
68°/ 50° 20°/ 10°
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
40%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Rain Showers
72°/ 55° 22°/ 13°
50%

Day: Cloudy early, then becoming mostly sunny. A chance of sprinkles early. Highs in the upper 60s. Southeast winds 5 to 10 mph.

Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 50s. Southeast winds 15 to 20 mph. Chance of rain 50 percent.

Plankinton, SD

Afternoon
Partly Cloudy
68°/ 58° 20°/ 14°
90%
Monday
Thunderstorms
72°/ 52° 22°/ 11°
90%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
40%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
70%
Friday
Rain Showers
75°/ 55° 24°/ 13°
50%

Day: Partly sunny. Highs in the upper 60s. East winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a chance of thunderstorms after midnight. Lows in the upper 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.

Salem, SD

Afternoon
Partly Cloudy
68°/ 55° 20°/ 13°
90%
Monday
Thunderstorms
72°/ 52° 22°/ 11°
100%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
40%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
70%
Friday
Rain Showers
75°/ 58° 24°/ 14°
70%

Day: Partly sunny. Highs in the upper 60s. East winds 5 to 10 mph.

Night: Partly cloudy in the evening, then mostly cloudy with showers with a chance of thunderstorms after midnight. Lows in the mid 50s. Southeast 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 90 percent.

Huron, SD

Afternoon
Partly Cloudy
68°/ 55° 20°/ 13°
90%
Monday
Thunderstorms
72°/ 52° 22°/ 11°
100%
Tuesday
Sunny
70°/ 50° 21°/ 10°
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
50%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Rain Showers
72°/ 55° 22°/ 13°
50%

Day: Partly sunny. Highs in the upper 60s. Southeast winds 5 to 10 mph.

Night: Partly cloudy in the evening, then mostly cloudy with showers with a chance of thunderstorms after midnight. Lows in the mid 50s. Southeast winds 15 to 20 mph. Gusts up to 35 mph after midnight. Chance of rain 90 percent.

Parkston, SD

Afternoon
Cloudy
68°/ 58° 20°/ 14°
90%
Monday
Thunderstorms
75°/ 55° 24°/ 13°
90%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
40%
Thursday
Rain Showers
72°/ 58° 22°/ 14°
70%
Friday
Rain Showers
75°/ 58° 24°/ 14°
70%

Day: Cloudy early, then becoming partly sunny. Highs in the upper 60s. East winds 10 to 15 mph.

Night: Mostly cloudy. Showers with a chance of thunderstorms after midnight. Lows in the upper 50s. Southeast winds 15 to 20 mph. Chance of rain 90 percent.

Madison, SD

Afternoon
Sprinkles
68°/ 55° 20°/ 13°
50%
Monday
Thunderstorms
68°/ 52° 20°/ 11°
100%
Tuesday
Sunny
68°/ 50° 20°/ 10°
0%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
40%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Rain Showers
72°/ 55° 22°/ 13°
60%

Day: Partly sunny. A chance of sprinkles early. Highs in the upper 60s. Southeast winds 5 to 10 mph.

Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 50s. Southeast winds 5 to 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 50 percent.

Armour, SD

Afternoon
Cloudy
68°/ 58° 20°/ 14°
50%
Monday
Thunderstorms
75°/ 55° 24°/ 13°
50%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
30%
Thursday
Rain Showers
72°/ 58° 22°/ 14°
70%
Friday
Rain Showers
75°/ 58° 24°/ 14°
70%

Day: Cloudy early, then becoming partly sunny. Highs in the upper 60s. East winds 10 to 15 mph.

Night: Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows in the upper 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.

Chamberlain, SD

Afternoon
Partly Cloudy
68°/ 58° 20°/ 14°
70%
Monday
Thunderstorms
75°/ 52° 24°/ 11°
90%
Tuesday
Sunny
70°/ 52° 21°/ 11°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
70%
Friday
Rain Showers
72°/ 55° 22°/ 13°
50%

Day: Partly sunny. Highs in the upper 60s. East winds 10 to 15 mph. Gusts up to 30 mph.

Night: Mostly cloudy. Showers likely with a chance of thunderstorms after midnight. Breezy with lows in the upper 50s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70 percent.

Miller, SD

Today
Partly Cloudy
68°/ 52° 20°/ 11°
90%
Monday
Thunderstorms
75°/ 48° 24°/
100%
Tuesday
Sunny
65°/ 48° 18°/
0%
Wednesday
Rain Showers
65°/ 50° 18°/ 10°
50%
Thursday
Mostly Cloudy
70°/ 52° 21°/ 11°
50%
Fri Night
Rain Showers
50°10°
20%

Day: Partly sunny. Highs in the upper 60s. East winds 10 to 15 mph with gusts up to 25 mph.

Night: Partly cloudy in the evening, then mostly cloudy with showers with a slight chance of thunderstorms after midnight. Breezy with lows in the lower 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph, increasing to 15 to 25 mph with gusts up to 35 mph after midnight. Chance of rain 90 percent.

Fort Thompson, SD

Today
Rain Showers
68°/ 55° 20°/ 13°
90%
Monday
Thunderstorms
75°/ 50° 24°/ 10°
90%
Tuesday
Sunny
68°/ 50° 20°/ 10°
20%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
40%
Thu Night-Fri
Thunderstorms
52°11°
50%
Fri Night
Rain Showers
52°11°
20%

Day: Mostly cloudy late this morning, then becoming partly sunny. A chance of showers late this morning. Highs in the upper 60s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Showers with a chance of thunderstorms after midnight. Breezy with lows in the mid 50s. Southeast winds 15 to 25 mph. Chance of rain 90 percent.

Parker, SD

Afternoon
Cloudy
68°/ 58° 20°/ 14°
90%
Monday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Tuesday
Sunny
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 58° 20°/ 14°
40%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
70%
Friday
Rain Showers
75°/ 58° 24°/ 14°
70%

Day: Cloudy early, then becoming partly sunny. Highs in the upper 60s. East winds 5 to 10 mph.

Night: Mostly cloudy. Showers with a chance of thunderstorms after midnight. Lows in the upper 50s. Southeast 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 90 percent.

Clark, SD

Today
Partly Cloudy
68°/ 52° 20°/ 11°
50%
Monday
Thunderstorms
68°/ 48° 20°/
100%
Tuesday
Sunny
65°/ 48° 18°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
40%
Thursday
Mostly Cloudy
70°/ 52° 21°/ 11°
40%

Day: Partly sunny. Highs in the upper 60s. East winds around 10 mph, becoming southeast this afternoon.

Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 50s. Southeast winds 15 to 20 mph. Gusts up to 35 mph after midnight. Chance of rain 50 percent.

Hayti, SD

Today
Sprinkles
68°/ 52° 20°/ 11°
0%
Monday
Thunderstorms
72°/ 48° 22°/
100%
Tuesday
Sunny
65°/ 48° 18°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
40%
Thursday
Mostly Cloudy
72°/ 52° 22°/ 11°
40%

Day: Partly sunny. A chance of sprinkles late this morning. Highs in the upper 60s. East winds 5 to 10 mph, becoming southeast this afternoon.

Night: Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 50s. Southeast winds 5 to 10 mph, increasing to 15 to 20 mph with gusts up to 30 mph after midnight.

Brookings, SD

Afternoon
Rain Showers
68°/ 52° 20°/ 11°
20%
Monday
Thunderstorms
68°/ 52° 20°/ 11°
100%
Tuesday
Sunny
68°/ 48° 20°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
40%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Rain Showers
72°/ 55° 22°/ 13°
60%

Day: Cloudy early, then becoming mostly sunny. A chance of showers early. Highs in the upper 60s. Southeast winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 50s. Southeast winds 10 to 15 mph. Gusts up to 30 mph after midnight. Chance of rain 20 percent.

Sioux Falls, SD

Afternoon
Rain Showers
68°/ 55° 20°/ 13°
50%
Monday
Thunderstorms
68°/ 52° 20°/ 11°
100%
Tuesday
Sunny
70°/ 52° 21°/ 11°
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
40%
Thursday
Rain Showers
72°/ 58° 22°/ 14°
70%
Friday
Rain Showers
72°/ 58° 22°/ 14°
70%

Day: Partly sunny. A chance of showers early. Highs in the upper 60s. East winds 5 to 10 mph. Chance of rain 20 percent.

Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 50s. Southeast winds 5 to 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 50 percent.

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