I-90 weather conditions near Sundance, Wyoming
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 63°F 2025-10-14T14:35:00-06:00 
This Afternoon 2025-10-14, Sunny. Sunny, with a high near 62. Calm wind becoming southeast around 5 mph.Tonight 2025-10-14, Partly Cloudy then Slight Chance Showers. A 20 percent chance of showers after 3am. Increasing clouds, with a low around 42. East wind 3 to 5 mph.
Wednesday 2025-10-15, Slight Chance Showers and Patchy Fog then Mostly Cloudy. A 20 percent chance of showers before noon. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 57. Northeast wind around 6 mph.
Wednesday Night 2025-10-15, Showers. Showers likely and possibly a thunderstorm, then showers after midnight. Low around 43. Northeast wind around 6 mph becoming light and variable. Chance of precipitation is 90%.
Thursday 2025-10-16, Showers Likely. Showers likely, mainly before noon. Mostly cloudy, with a high near 51. West wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday Night 2025-10-16, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a low around 35. West wind around 10 mph, with gusts as high as 21 mph.Friday 2025-10-17, Slight Chance Showers then Mostly Sunny. A 20 percent chance of showers before noon. Mostly sunny, with a high near 52. Southwest wind 10 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.
Friday Night 2025-10-17, Partly Cloudy then Slight Chance Rain/Snow. A slight chance of rain and snow showers between midnight and 1am, then a slight chance of snow showers after 1am. Partly cloudy, with a low around 32. West wind 9 to 13 mph, with gusts as high as 22 mph.
- Saturday 2025-10-18, Mostly Sunny. Mostly sunny, with a high near 46.
Saturday Night 2025-10-18, Mostly Clear. Mostly clear, with a low around 32.- Sunday 2025-10-19, Sunny. Sunny, with a high near 63.
Sunday Night 2025-10-19, Partly Cloudy then Slight Chance Showers. A slight chance of showers. Partly cloudy, with a low around 39.
Monday 2025-10-20, Slight Chance Showers. A slight chance of showers. Mostly sunny, with a high near 54.