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Current Weather Conditions for Keystone, SD

A chance of showers and thunderstorms after noon. Mostly sunny. High near 91, with temperatures falling to around 89 in the afternoon. Northeast wind 2 to 6 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
72°F

Conditions

Wind: 2 mph N
Humidity: 55%
Probability of Precipitation: 1%

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° 77° 82° 85° 89° 89° 89° 90° 90° 89° 87° 86° 83°

Upcoming Week

Day Forecast High Low
Today
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Mostly sunny. High near 91, with temperatures falling to around 89 in the afternoon. Northeast wind 2 to 6 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
90°F 72°F
Tonight
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 68. Northeast wind 0 to 5 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
90°F 72°F
Saturday
Sunny
Sunny, with a high near 93. Southeast wind 0 to 8 mph, with gusts as high as 24 mph.
90°F 72°F
Saturday Night
Partly Cloudy
Partly cloudy. Low around 72, with temperatures rising to around 74 overnight. South wind 5 to 8 mph, with gusts as high as 23 mph.
90°F 72°F
Sunday
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after noon. Mostly sunny. High near 96, with temperatures falling to around 91 in the afternoon. South wind around 6 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
90°F 72°F
Sunday Night
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Partly cloudy, with a low around 69. North wind around 5 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.
90°F 72°F
Monday
Mostly Sunny
Mostly sunny, with a high near 92.
90°F 72°F
Monday Night
Partly Cloudy
Partly cloudy, with a low around 66.
90°F 72°F
Tuesday
Partly Sunny
Partly sunny, with a high near 82.
90°F 72°F
Tuesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
90°F 72°F
Wednesday
Chance Rain Showers then Chance Showers And Thunderstorms
A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 81.
90°F 72°F
Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
90°F 72°F
Thursday
Showers And Thunderstorms Likely
A chance of rain showers before noon, then showers and thunderstorms likely. Partly sunny, with a high near 82.
90°F 72°F
Thursday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
90°F 72°F
Data provided by weather.gov