BREAKING WEATHER:  AIRPORT DELAYS
Weather Forecast for
Union County, SD

Heat AdvisorySevere Thunderstorm Watch

Overnight: A 20 percent chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 71. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph.

Sunday: A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 8am. Mostly cloudy, then gradually becoming sunny and hot, with a high near 98. Heat index values as high as 105. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

Sunday Night: Mostly clear, with a low around 78. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

Monday: Sunny and hot, with a high near 99. Heat index values as high as 103. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph.

Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

Tuesday: Mostly sunny and hot, with a high near 95. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

Wednesday: Partly sunny, with a high near 94.

Wednesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.

Thursday: Mostly sunny and hot, with a high near 96.

Thursday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.

Friday: Sunny and hot, with a high near 98.

Friday Night: Mostly clear, with a low around 75.

Independence Day: Mostly sunny and hot, with a high near 98.


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