Downstream Recreation Area, SD 14 Day Weather
Quick Weather Clicks
Settings
Sun & Moon


Downstream Recreation Area, SD Weather Forecast


Downstream Recreation Area, SD Weather Forecast Dated: 730 AM Fri Sep 18 2026
Expect a cool pattern with more clouds than sun and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.
Friday, September 18, 2026
Mid-Morning
57°F 14°C
Scattered Showers
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
60°F 15°C
Scattered Showers
Refreshing around 61°F 16°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the E to the NE at 7 mph 12 km/h.
Saturday, September 19, 2026
Mid-Morning
56°F 13°C
Scattered Showers
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
59°F 15°C
Overcast
Mildly cool near 62°F 17°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the NNE to the NE at 11 mph 18 km/h.
Sunday, September 20, 2026
Mid-Morning
55°F 13°C
Light Showers
Mid-Afternoon
53°F 11°C
Light Rain
Early-Evening
53°F 12°C
Light Showers
Chilly near 53°F 11°C, on-and-off showers throughout the day, with steady humidity and steady pressure. Winds ENE at 9 mph 15 km/h. Gusts up to 22 mph 36 km/h.
Monday, September 21, 2026
Mid-Morning
51°F 11°C
Scattered Showers
Mid-Afternoon
51°F 10°C
Scattered Showers
Early-Evening
50°F 10°C
Scattered Showers
Crisp with a high near 51°F 10°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the NE to the E at 9 mph 14 km/h.
Tuesday, September 22, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
61°F 16°C
Overcast
Early-Evening
57°F 14°C
Overcast
Refreshing around 61°F 16°C, overcast throughout the day, with lower humidity and steady pressure. Winds shifting from the SE to the ESE at 16 mph 25 km/h. Gusts up to 24 mph 39 km/h.
Wednesday, September 23, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
71°F 22°C
Cloudy
Early-Evening
73°F 23°C
Scattered Showers
Pleasant near 71°F 22°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds turning from the SE to the E at 5 mph 9 km/h.
Thursday, September 24, 2026
Mid-Morning
63°F 17°C
Partly Cloudy
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
70°F 21°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the NE to the E at 11 mph 17 km/h.
Friday, September 25, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
70°F 21°C
Scattered Showers
Early-Evening
67°F 20°C
Cloudy
Enjoyable around 70°F 21°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds blowing from the SE at 15 mph 24 km/h. Gusts up to 28 mph 44 km/h.
Saturday, September 26, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
75°F 24°C
Partly Cloudy
Early-Evening
74°F 24°C
Overcast
Mild temperatures up to 75°F 24°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds SSE at 23 mph 36 km/h. Gusts up to 32 mph 52 km/h.
Sunday, September 27, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
79°F 26°C
Overcast
Mild with a high of 76°F 25°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds shifting from the WNW to the NNW at 6 mph 9 km/h.
Monday, September 28, 2026
Mid-Morning
65°F 19°C
Light Fog
Mid-Afternoon
71°F 22°C
Nearby Thunderstorms
Early-Evening
70°F 21°C
Overcast
Pleasant near 71°F 22°C, locally heavy thunderstorms at times, with lower humidity and barometric pressure rising. Winds turning from the SW to the NW at 12 mph 18 km/h.
Tuesday, September 29, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
62°F 17°C
Cloudy
Early-Evening
57°F 14°C
Sunny
Cool with a high near 62°F 17°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds NW at 16 mph 26 km/h. Gusts up to 25 mph 39 km/h.
Wednesday, September 30, 2026
Mid-Morning
47°F 9°C
Overcast
Mid-Afternoon
52°F 11°C
Overcast
Early-Evening
50°F 10°C
Overcast
Brisk around 52°F 11°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds moving from the ESE to the N at 10 mph 16 km/h.
Thursday, October 1, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
54°F 12°C
Scattered Showers
Early-Evening
55°F 13°C
Sunny
Cool and brisk at 54°F 12°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds swinging from the SE to the E at 4 mph 7 km/h.
Downstream Recreation Area, SD Weather Radar Map
Use the map search tool if you want to place a location marker on the radar map...
Weather World