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Current Weather Conditions for Jefferson, SD

A slight chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 96. Heat index values as high as 105. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
70°F

Conditions

Wind: 5 mph ESE
Humidity: 97%
Probability of Precipitation: 18%

Hourly Forcast (next 12 hours)

12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM
70° 73° 77° 82° 85° 87° 89° 92° 94° 95° 96° 96° 96°

Upcoming Week

Day Forecast High Low
Today
Slight Chance Showers And Thunderstorms then Mostly Sunny
A slight chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 96. Heat index values as high as 105. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
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Tonight
Mostly Clear
Mostly clear, with a low around 78. Heat index values as high as 105. South southeast wind 5 to 15 mph, with gusts as high as 30 mph.
97°F 75°F
Monday
Sunny
Sunny, with a high near 100. Heat index values as high as 107. South wind 20 to 25 mph, with gusts as high as 35 mph.
97°F 75°F
Monday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely between 7pm and 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72. Heat index values as high as 104. South wind 5 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
97°F 75°F
Tuesday
Chance Showers And Thunderstorms then Mostly Sunny
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 95. South southwest wind 5 to 10 mph. Chance of precipitation is 30%.
97°F 75°F
Tuesday Night
Showers And Thunderstorms Likely
Showers and thunderstorms likely after 7pm. Partly cloudy, with a low around 69. South wind 5 to 10 mph. Chance of precipitation is 70%.
97°F 75°F
Wednesday
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 94. Chance of precipitation is 70%.
97°F 75°F
Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
97°F 75°F
Thursday
Slight Chance Showers And Thunderstorms then Mostly Sunny
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 96.
97°F 75°F
Thursday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 72. Chance of precipitation is 40%.
97°F 75°F
Friday
Slight Chance Showers And Thunderstorms then Mostly Sunny
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 99.
97°F 75°F
Friday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 7pm and 1am, then a slight chance of showers and thunderstorms. Mostly clear, with a low around 74. Chance of precipitation is 30%.
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Independence Day
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 98.
97°F 75°F
Saturday Night
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 50%.
97°F 75°F
Data provided by weather.gov