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Weather Sioux Falls
South Dakota · United States
Thu, 09/18
12:33 PM CDT
Weather Sioux Falls
now
70°
90 Min. Weather
variable clouds
01:00 PM
72
°
30 %
02:00 PM
73
°
30 %
03:00 PM
75
°
30 %
04:00 PM
75
°
50 %
05:00 PM
75
°
40 %
06:00 PM
74
°
30 %
07:00 PM
71
°
20 %
08:00 PM
67
°
20 %
09:00 PM
66
°
20 %
10:00 PM
66
°
20 %
11:00 PM
65
°
30 %
12:00 AM
63
°
40 %
01:00 AM
62
°
50 %
02:00 AM
61
°
40 %
03:00 AM
59
°
30 %
04:00 AM
58
°
20 %
05:00 AM
58
°
30 %
06:00 AM
58
°
40 %
07:00 AM
59
°
50 %
08:00 AM
60
°
50 %
09:00 AM
61
°
40 %
10:00 AM
63
°
40 %
11:00 AM
64
°
50 %
12:00 PM
66
°
50 %
01:00 PM
67
°
50 %
02:00 PM
69
°
50 %
03:00 PM
70
°
40 %
04:00 PM
70
°
30 %
05:00 PM
70
°
20 %
06:00 PM
68
°
20 %
07:00 PM
66
°
20 %
08:00 PM
64
°
20 %
09:00 PM
62
°
20 %
10:00 PM
61
°
20 %
11:00 PM
60
°
20 %
12:00 AM
60
°
20 %
01:00 AM
60
°
20 %
02:00 AM
59
°
20 %
03:00 AM
59
°
20 %
04:00 AM
58
°
20 %
05:00 AM
58
°
20 %
06:00 AM
58
°
20 %
07:00 AM
58
°
20 %
08:00 AM
59
°
20 %
09:00 AM
60
°
20 %
10:00 AM
62
°
20 %
11:00 AM
63
°
20 %
12:00 PM
67
°
30 %
01:00 PM
67
°
40 %
WeatherRadar
Forecast
Map
Afternoon
75
°
60 %
Evening
66
°
40 %
Night
58
°
50 %
Morning
61
°
60 %
Afternoon
70
°
50 %
Evening
62
°
20 %
Night
58
°
20 %
Morning
60
°
30 %
Afternoon
71
°
50 %
Evening
63
°
20 %
Night
56
°
20 %
Morning
60
°
50 %
Afternoon
77
°
20 %
Evening
66
°
10 %
Night
57
°
20 %
Morning
59
°
20 %
Afternoon
76
°
10 %
Evening
67
°
20 %
Night
57
°
20 %
Morning
63
°
10 %
Afternoon
76
°
30 %
Evening
64
°
50 %
Night
56
°
20 %
Morning
60
°
30 %
Afternoon
72
°
50 %
Evening
63
°
20 %
Night
55
°
20 %
Morning
62
°
20 %
Afternoon
80
°
20 %
Evening
73
°
20 %
Night
59
°
20 %
Morning
65
°
20 %
Afternoon
78
°
30 %
Evening
73
°
20 %
Night
61
°
20 %
Morning
68
°
20 %
Afternoon
84
°
20 %
Evening
77
°
20 %
Night
64
°
20 %
Morning
70
°
20 %
Afternoon
88
°
20 %
Evening
80
°
20 %
Night
69
°
40 %
Morning
70
°
50 %
Afternoon
83
°
60 %
Evening
71
°
40 %
Night
59
°
40 %
Morning
63
°
40 %
Afternoon
77
°
30 %
Evening
67
°
30 %
Night
59
°
40 %
Morning
63
°
30 %
Afternoon
75
°
30 %
Evening
66
°
20 %
Night
53
°
20 %
today
09/18
75
°
61
°
8 h
60 %
tomorrow
09/19
70
°
58
°
3 h
60 %
Saturday
09/20
71
°
58
°
5 h
50 %
Sunday
09/21
77
°
56
°
7 h
50 %
Monday
09/22
76
°
57
°
7 h
20 %
Tuesday
09/23
76
°
57
°
6 h
50 %
Wednesday
09/24
72
°
56
°
8 h
50 %
Thursday
09/25
80
°
55
°
9 h
20 %
Friday
09/26
78
°
59
°
7 h
30 %
Saturday
09/27
84
°
61
°
8 h
20 %
Sunday
09/28
88
°
64
°
7 h
20 %
Monday
09/29
83
°
69
°
5 h
60 %
Tuesday
09/30
77
°
59
°
7 h
40 %
Wednesday
10/01
75
°
59
°
6 h
30 %
Top News
Mario's remnants
Flood threat grows for Southwest
WindRadar
14 day weather
Th
61
75
Fr
58
70
Sa
58
71
Su
56
77
Mo
57
76
Tu
57
76
We
56
72
Th
55
80
Fr
59
78
Sa
61
84
Su
64
88
Mo
69
83
Tu
59
77
We
59
75
Max (°F)
Min (°F)
more
less
TemperatureRadar
UV Index
today
5
moderate
6-Day UVI Forecast
Current regional conditions
Sioux Falls/Foss Airport (1427ft)
Thu 18/09, 11:56
69.7°
mostly clear
Wind S 17 mph
Gusts 24 mph
Luverne Q. Aanenson Field Airport (1430ft)
Tue 16/09, 09:55
77°
fair
Wind S 6 mph
Madison Muni Airport (1719ft)
Thu 18/09, 11:55
66.2°
overcast
Wind S 17 mph
Sheldon (1417ft)
Thu 18/09, 12:15
73.4°
mostly clear
Wind S 15 mph
Gusts 20 mph
Past weather
Weather Station Sioux Falls/Foss Airport
Maximum Temperature [°F] 08/22/2025 to 09/18/2025
Precipitation [in] 08/22/2025 to 09/18/2025
RainRadar
Air quality
right now
Moderate
6-Day Air Quality Forecast
Astro info
today
12:33 PM local time
Sun
07:09 AM
07:30 PM
12h 21min
Moon
03:33 AM
06:21 PM
Waning crescent
News
Daily briefing
Plains showers, storms persist
Daily briefing
Autumn rain arrives
Daily briefing
Toasty temps & isolated flooding
Utah and the Dakotas
Unusual September tornadoes
Daily briefing
Summer heat returns
More news
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