Smith Lake, SD 14 Day Weather
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Smith Lake, SD Weather Forecast


Smith Lake, SD Weather Forecast Dated: 1231 AM Fri Sep 11 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Friday, September 11, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
90°F 32°C
Overcast
Early-Evening
83°F 28°C
Partly Cloudy
Very hot with temperatures reaching 90°F 32°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the S to the N at 19 mph 30 km/h. Gusts up to 24 mph 39 km/h.
Saturday, September 12, 2026
Mid-Morning
54°F 12°C
Overcast
Mid-Afternoon
65°F 18°C
Scattered Showers
Early-Evening
62°F 17°C
Scattered Showers
Mildly cool near 65°F 18°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the N to the NNW at 6 mph 10 km/h.
Sunday, September 13, 2026
Mid-Morning
53°F 11°C
Overcast
Mid-Afternoon
60°F 15°C
Overcast
Early-Evening
61°F 16°C
Overcast
Comfortable at 60°F 15°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the ENE to the E at 13 mph 21 km/h. Gusts up to 22 mph 36 km/h.
Monday, September 14, 2026
Mid-Morning
57°F 14°C
Fog
Mid-Afternoon
59°F 15°C
Scattered Showers
Early-Evening
65°F 18°C
Scattered Showers
Cool with a high near 59°F 15°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds swinging from the WSW to the W at 11 mph 18 km/h. Gusts up to 21 mph 33 km/h.
Tuesday, September 15, 2026
Mid-Morning
49°F 10°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
65°F 19°C
Sunny
Refreshing around 65°F 18°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds shifting from the NNW to the ENE at 6 mph 10 km/h.
Wednesday, September 16, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
58°F 15°C
Overcast
Early-Evening
57°F 14°C
Scattered Showers
Mildly cool near 58°F 15°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds turning from the SE to the ESE at 10 mph 15 km/h.
Thursday, September 17, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
71°F 22°C
Sunny
Comfortable with temperatures reaching 76°F 24°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the SSW to the S at 12 mph 19 km/h. Gusts up to 20 mph 33 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
82°F 27°C
Partly Cloudy
Quite warm around 81°F 27°C, partly cloudy through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the SSW to the ESE at 5 mph 8 km/h.
Saturday, September 19, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
78°F 25°C
Sunny
Mild temperatures up to 79°F 26°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the E to the SE at 8 mph 13 km/h.
Sunday, September 20, 2026
Mid-Morning
67°F 20°C
Overcast
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
73°F 23°C
Overcast
Mild with a high of 79°F 26°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds shifting from the S to the SSW at 15 mph 23 km/h. Gusts up to 26 mph 41 km/h.
Monday, September 21, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
73°F 23°C
Overcast
Warm and summery near 82°F 28°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds turning from the SSW to the NNW at 12 mph 19 km/h. Gusts up to 23 mph 37 km/h.
Tuesday, September 22, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
60°F 16°C
Overcast
Cool with a high near 62°F 17°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the W to the WNW at 13 mph 21 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, September 23, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
61°F 17°C
Sunny
Refreshing around 63°F 17°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the NNE to the SE at 8 mph 13 km/h.
Thursday, September 24, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
69°F 20°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild temperatures up to 69°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the S at 19 mph 31 km/h. Gusts up to 32 mph 51 km/h.
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