I-90 weather conditions near Piedmont Weather, South Dakota
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 70°F 2025-07-27T01:15:00-06:00
Overnight 2025-07-27, Mostly Clear. Mostly clear, with a low around 64. Southwest wind around 10 mph.
Sunday 2025-07-27, Sunny. Sunny, with a high near 90. West wind around 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night 2025-07-27, Mostly Clear. Mostly clear, with a low around 67. Northeast wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Monday 2025-07-28, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. South wind 5 to 10 mph becoming east 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night 2025-07-28, Chance T-storms then Chance Showers. A 40 percent chance of showers and thunderstorms. Increasing clouds, with a low around 63. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday 2025-07-29, Slight Chance T-storms then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 76. North wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Tuesday Night 2025-07-29, T-storms then Showers Likely. Showers and possibly a thunderstorm. Low around 61. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday 2025-07-30, Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 70. East wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night 2025-07-30, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Cloudy, with a low around 61.
Thursday 2025-07-31, Showers Likely and Breezy. A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 71. Breezy.
Thursday Night 2025-07-31, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Friday 2025-08-01, Chance Showers then Chance T-storms. A chance of showers and thunderstorms. Partly sunny, with a high near 75.
Friday Night 2025-08-01, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Saturday 2025-08-02, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Current condition: Fair 70°F 2025-07-27T01:15:00-06:00 
Overnight 2025-07-27, Mostly Clear. Mostly clear, with a low around 64. Southwest wind around 10 mph.
Sunday 2025-07-27, Sunny. Sunny, with a high near 90. West wind around 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.Monday 2025-07-28, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. South wind 5 to 10 mph becoming east 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night 2025-07-28, Chance T-storms then Chance Showers. A 40 percent chance of showers and thunderstorms. Increasing clouds, with a low around 63. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday 2025-07-29, Slight Chance T-storms then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 76. North wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Tuesday Night 2025-07-29, T-storms then Showers Likely. Showers and possibly a thunderstorm. Low around 61. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday 2025-07-30, Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 70. East wind 5 to 15 mph, with gusts as high as 25 mph.Wednesday Night 2025-07-30, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Cloudy, with a low around 61.
Friday 2025-08-01, Chance Showers then Chance T-storms. A chance of showers and thunderstorms. Partly sunny, with a high near 75.
Friday Night 2025-08-01, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.Saturday 2025-08-02, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms. Mostly sunny, with a high near 82.