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Current Weather Conditions for Jefferson, SD

Sunny, with a high near 100. Heat index values as high as 110. Northwest wind around 10 mph, with gusts as high as 25 mph.
94°F

Conditions

Wind: 10 mph W
Humidity: 51%
Probability of Precipitation: 1%

Hourly Forcast (next 12 hours)

5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM
94° 96° 98° 99° 99° 98° 96° 93° 90° 86° 83° 80° 78°

Upcoming Week

Day Forecast High Low
This Afternoon
Sunny
Sunny, with a high near 100. Heat index values as high as 110. Northwest wind around 10 mph, with gusts as high as 25 mph.
99°F 82°F
Tonight
Patchy Smoke then Mostly Clear
Patchy smoke between 8pm and 9pm. Mostly clear. Low around 68, with temperatures rising to around 71 overnight. Heat index values as high as 104. North northwest wind 5 to 10 mph.
99°F 82°F
Tuesday
Sunny
Sunny, with a high near 85. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
99°F 82°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 59. North northeast wind 0 to 15 mph, with gusts as high as 25 mph.
99°F 82°F
Wednesday
Mostly Cloudy
Mostly cloudy, with a high near 79. Northeast wind 0 to 5 mph.
99°F 82°F
Wednesday Night
Partly Cloudy
Partly cloudy, with a low around 59. South wind around 5 mph.
99°F 82°F
Thursday
Chance Rain Showers
A chance of rain showers after 7am. Partly sunny, with a high near 80. Chance of precipitation is 30%.
99°F 82°F
Thursday Night
Slight Chance Showers And Thunderstorms
A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
99°F 82°F
Friday
Chance Showers And Thunderstorms then Partly Sunny
A chance of showers and thunderstorms before 7am. Partly sunny, with a high near 82. Chance of precipitation is 40%.
99°F 82°F
Friday Night
Mostly Clear
Mostly clear, with a low around 63.
99°F 82°F
Saturday
Sunny
Sunny, with a high near 92.
99°F 82°F
Saturday Night
Mostly Clear
Mostly clear, with a low around 70.
99°F 82°F
Sunday
Sunny
Sunny, with a high near 98.
99°F 82°F
Sunday Night
Partly Cloudy
Partly cloudy, with a low around 72.
99°F 82°F
Data provided by weather.gov