Logan Dam, SD 14 Day Weather
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Logan Dam, SD Weather Forecast


Logan Dam, SD Weather Forecast Dated: 942 PM Wed Sep 23 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.
Wednesday, September 23, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
66°F 19°C
Scattered Showers
Early-Evening
63°F 17°C
Scattered Showers
Refreshing around 66°F 19°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds out of the SSE at 19 mph 30 km/h. Gusts up to 30 mph 48 km/h.
Thursday, September 24, 2026
Mid-Morning
58°F 15°C
Scattered Showers
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
60°F 16°C
Scattered Showers
Mildly cool near 61°F 16°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the S to the SSE at 9 mph 15 km/h.
Friday, September 25, 2026
Mid-Morning
57°F 14°C
Scattered Showers
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
60°F 16°C
Overcast
Comfortable at 61°F 16°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds SE at 11 mph 17 km/h. Gusts up to 21 mph 34 km/h.
Saturday, September 26, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
60°F 16°C
Overcast
Early-Evening
62°F 16°C
Scattered Showers
Cool with a high near 60°F 16°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the SE to the ESE at 10 mph 16 km/h.
Sunday, September 27, 2026
Mid-Morning
60°F 15°C
Overcast
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
67°F 20°C
Overcast
Mild with a high of 69°F 21°C, overcast throughout the day, with lower humidity and steady pressure. Winds blowing from the SSE at 13 mph 21 km/h. Gusts up to 24 mph 38 km/h.
Monday, September 28, 2026
Mid-Morning
61°F 16°C
Light Showers
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
62°F 17°C
Light Showers
Pleasant near 69°F 21°C, passing showers during morning and evening, with a dry break midday, with steady humidity and barometric pressure falling. Winds turning from the SSE to the W at 9 mph 14 km/h.
Tuesday, September 29, 2026
Mid-Morning
48°F 9°C
Overcast
Mid-Afternoon
53°F 12°C
Overcast
Early-Evening
57°F 14°C
Scattered Showers
Chilly near 53°F 12°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds out of the NNW at 15 mph 25 km/h.
Wednesday, September 30, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
64°F 18°C
Sunny
Cool with a high near 63°F 17°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the NW to the SSE at 8 mph 12 km/h.
Thursday, October 1, 2026
Mid-Morning
53°F 11°C
Sunny
Mid-Afternoon
63°F 17°C
Partly Cloudy
Early-Evening
65°F 18°C
Overcast
Refreshing around 63°F 17°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds swinging from the NNW to the SE at 9 mph 14 km/h.
Friday, October 2, 2026
Mid-Morning
58°F 14°C
Overcast
Mid-Afternoon
56°F 13°C
Overcast
Early-Evening
48°F 9°C
Sunny
Cool and brisk at 56°F 13°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and barometric pressure rising. Winds shifting from the W to the NNW at 16 mph 25 km/h. Gusts up to 26 mph 41 km/h.
Saturday, October 3, 2026
Mid-Morning
40°F 4°C
Partly Cloudy
Mid-Afternoon
45°F 7°C
Overcast
Early-Evening
44°F 7°C
Overcast
Chilly near 45°F 7°C, partly cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the NW to the SE at 9 mph 14 km/h.
Sunday, October 4, 2026
Mid-Morning
38°F 3°C
Sunny
Mid-Afternoon
48°F 9°C
Sunny
Early-Evening
49°F 10°C
Sunny
Crisp with a high near 48°F 9°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds switching from the WSW to the S at 7 mph 12 km/h.
Monday, October 5, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
58°F 14°C
Sunny
Early-Evening
58°F 15°C
Sunny
Refreshing around 58°F 14°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds moving from the S to the SSE at 8 mph 12 km/h.
Tuesday, October 6, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
63°F 18°C
Sunny
Mildly cool near 64°F 18°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the SSE to the SE at 13 mph 21 km/h. Gusts up to 28 mph 45 km/h.
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