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Current Weather Conditions for Keystone, SD

A slight chance of showers and thunderstorms after 3pm. Sunny. High near 90, with temperatures falling to around 87 in the afternoon. East wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
72°F

Conditions

Wind: 3 mph NW
Humidity: 51%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM
72° 78° 82° 84° 86° 87° 88° 88° 88° 87° 86° 84° 81°

Upcoming Week

Day Forecast High Low
Today
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 3pm. Sunny. High near 90, with temperatures falling to around 87 in the afternoon. East wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
88°F 72°F
Tonight
Mostly Clear
Mostly clear, with a low around 67. South wind around 5 mph, with gusts as high as 20 mph.
88°F 72°F
Saturday
Sunny
Sunny, with a high near 95. South wind 5 to 8 mph, with gusts as high as 25 mph.
88°F 72°F
Saturday Night
Mostly Clear
Mostly clear. Low around 69, with temperatures rising to around 73 overnight. South wind around 6 mph, with gusts as high as 20 mph.
88°F 72°F
Sunday
Sunny
Sunny, with a high near 99. South wind 1 to 9 mph, with gusts as high as 24 mph.
88°F 72°F
Sunday Night
Mostly Clear
Mostly clear, with a low around 72. South wind around 9 mph, with gusts as high as 30 mph.
88°F 72°F
Monday
Sunny
Sunny, with a high near 99.
88°F 72°F
Monday Night
Mostly Clear
Mostly clear, with a low around 71.
88°F 72°F
Tuesday
Sunny
Sunny, with a high near 95.
88°F 72°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 70.
88°F 72°F
Wednesday
Sunny
Sunny, with a high near 92.
88°F 72°F
Wednesday Night
Partly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 67.
88°F 72°F
Thursday
Slight Chance Rain Showers then Chance Showers And Thunderstorms
A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89.
88°F 72°F
Thursday Night
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 67.
88°F 72°F
Data provided by weather.gov