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Current Weather Conditions for Jefferson, SD

A slight chance of showers and thunderstorms. Mostly sunny. High near 90, with temperatures falling to around 86 in the afternoon. Southeast wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
86°F

Conditions

Wind: 10 mph SE
Humidity: 63%
Probability of Precipitation: 16%

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
86° 90° 88° 86° 81° 78° 76° 75° 73° 72° 71° 70° 70°

Upcoming Week

Day Forecast High Low
This Afternoon
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny. High near 90, with temperatures falling to around 86 in the afternoon. Southeast wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
90°F 68°F
Tonight
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 3am. Some of the storms could produce heavy rain. Mostly cloudy. Low around 67, with temperatures rising to around 70 overnight. Heat index values as high as 102. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
90°F 68°F
Independence Day
Mostly Sunny
Mostly sunny, with a high near 86. Northwest wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible.
90°F 68°F
Saturday Night
Mostly Clear
Mostly clear, with a low around 63. North wind 0 to 5 mph.
90°F 68°F
Sunday
Sunny
Sunny, with a high near 86. North northeast wind 0 to 5 mph.
90°F 68°F
Sunday Night
Mostly Clear
Mostly clear, with a low around 62. East southeast wind around 5 mph.
90°F 68°F
Monday
Sunny
Sunny, with a high near 87.
90°F 68°F
Monday Night
Mostly Clear
Mostly clear, with a low around 64.
90°F 68°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 89.
90°F 68°F
Tuesday Night
Partly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 1am. Partly cloudy, with a low around 67.
90°F 68°F
Wednesday
Chance Showers And Thunderstorms
A slight chance of rain showers 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 90. Chance of precipitation is 30%.
90°F 68°F
Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 50%.
90°F 68°F
Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
90°F 68°F
Thursday Night
Partly Cloudy
Partly cloudy, with a low around 65.
90°F 68°F
Data provided by weather.gov