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Current Weather Conditions for Jefferson, SD

Sunny, with a high near 98. Heat index values as high as 107. South wind around 25 mph, with gusts as high as 35 mph.
97°F

Conditions

Wind: 25 mph S
Humidity: 46%
Probability of Precipitation: 3%

Hourly Forcast (next 12 hours)

10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM
97° 97° 95° 92° 88° 84° 82° 79° 76° 76° 74° 72° 72°

Upcoming Week

Day Forecast High Low
This Afternoon
Sunny
Sunny, with a high near 98. Heat index values as high as 107. South wind around 25 mph, with gusts as high as 35 mph.
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Tonight
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A slight chance of showers and thunderstorms between 11pm and midnight, then showers and thunderstorms likely between midnight and 4am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 70. Heat index values as high as 107. South southeast wind 5 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
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Tuesday
Slight Chance Showers And Thunderstorms then Sunny
A slight chance of showers and thunderstorms before 7am. Sunny, with a high near 94. Southwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a quarter and half of an inch possible.
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Tuesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 8pm and 2am, then showers and thunderstorms likely between 3am and 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers and thunderstorms likely. Mostly cloudy, with a low around 71. South wind 5 to 10 mph. Chance of precipitation is 70%.
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Wednesday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 93. South southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
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Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 70. South southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
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Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
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Thursday Night
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 70%.
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Friday
Chance Showers And Thunderstorms then Mostly Sunny
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 95. Chance of precipitation is 30%.
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Friday 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%.
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Independence Day
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 40%.
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Saturday Night
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 70%.
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Sunday
Chance Showers And Thunderstorms then Mostly Sunny
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 87. Chance of precipitation is 50%.
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Sunday Night
Mostly Clear
Mostly clear, with a low around 63.
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Data provided by weather.gov