The Fort, SD 14 Day Weather
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The Fort, SD Weather Forecast


The Fort, SD Weather Forecast Dated: 708 AM Tue Sep 01 2026 (The Fort Time)
Expect a very warm period with plenty of sunshine and mostly dry weather over the next two weeks. comfortable humidity and no major pressure swings will dominate.
Tuesday, September 1, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
76°F 24°C
Cloudy
Early-Evening
64°F 18°C
Sunny
Pleasant near 76°F 24°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with increasing humidity and steady pressure.
Wednesday, September 2, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
86°F 30°C
Overcast
Early-Evening
70°F 21°C
Sunny
Balmy with temperatures reaching 86°F 30°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the S to the SW at 5 mph 8 km/h.
Thursday, September 3, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
77°F 25°C
Sunny
Quite warm around 86°F 30°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the W to the WNW at 7 mph 10 km/h.
Friday, September 4, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
90°F 32°C
Cloudy
Early-Evening
81°F 27°C
Sunny
Hot temperatures near 90°F 32°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with increasing humidity and steady pressure. Winds moving from the SW to the SSW at 9 mph 15 km/h.
Saturday, September 5, 2026
Mid-Morning
86°F 30°C
Sunny
Mid-Afternoon
92°F 33°C
Overcast
Early-Evening
80°F 27°C
Partly Cloudy
Very hot with a high of 92°F 33°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and steady pressure. Winds swinging from the WNW to the N at 4 mph 7 km/h.
Sunday, September 6, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
84°F 29°C
Partly Cloudy
Very hot with temperatures reaching 90°F 32°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds blowing from the W at 12 mph 19 km/h.
Monday, September 7, 2026
Mid-Morning
86°F 30°C
Partly Cloudy
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
85°F 29°C
Overcast
Hot and sweltering around 95°F 35°C, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds turning from the WSW to the WNW at 8 mph 13 km/h.
Tuesday, September 8, 2026
Mid-Morning
78°F 25°C
Sunny
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
86°F 30°C
Overcast
Sizzling hot with 93°F 34°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds switching from the S to the WSW at 10 mph 17 km/h. Gusts up to 20 mph 31 km/h.
Wednesday, September 9, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
66°F 19°C
Sunny
Warm temperatures up to 81°F 27°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds moving from the NNW to the N at 9 mph 14 km/h.
Thursday, September 10, 2026
Mid-Morning
69°F 21°C
Sunny
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
75°F 24°C
Sunny
Very warm with a high of 84°F 29°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the SSW to the NW at 5 mph 8 km/h.
Friday, September 11, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
83°F 28°C
Sunny
Early-Evening
74°F 23°C
Sunny
Warm and summery near 83°F 28°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the E to the NNE at 6 mph 10 km/h.
Saturday, September 12, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
90°F 32°C
Overcast
Early-Evening
80°F 27°C
Overcast
Hot and sweltering around 90°F 32°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the SSW to the W at 11 mph 17 km/h.
Sunday, September 13, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
54°F 13°C
Overcast
Enjoyable around 69°F 21°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure rising. Winds increasing from the NNW at 5 mph 8 km/h to NNW at 13 mph 20 km/h. Gusts up to 22 mph 36 km/h.
Monday, September 14, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild temperatures up to 73°F 23°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the WSW to the NW at 5 mph 8 km/h.
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