National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Current Conditions

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Hartsville SC

7 Day Forecast

For More Weather Information:

Wilmington, NC Local Forecast Office

Overnight

Mostly Clear

Mostly
Clear

Low: 73 °F

Thursday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 99 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 73 °F

Friday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 98 °F

Friday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 74 °F

Saturday

Sunny

Sunny

High: 94 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 71 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 89 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 70 °F

Detailed Forecast

  • Overnight Mostly clear, with a low around 73. Southwest wind around 6 mph.
  • Thursday A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 105. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
  • Thursday Night Partly cloudy, with a low around 73. Light southwest wind.
  • Friday A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 20%.
  • Friday Night A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.
  • Saturday Sunny, with a high near 94.
  • Saturday Night Mostly clear, with a low around 71.
  • Sunday Mostly sunny, with a high near 89.
  • Sunday Night Mostly cloudy, with a low around 70.
  • Monday Mostly sunny, with a high near 90.
  • Monday Night Mostly clear, with a low around 69.
  • Tuesday Sunny, with a high near 90.
  • Tuesday Night Mostly clear, with a low around 69.
  • Wednesday Sunny, with a high near 89.