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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Hazardous Weather Conditions

Current Conditions

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Decatur GA

7 Day Forecast

For More Weather Information:

Peachtree City, GA Local Forecast Office

Overnight

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 73 °F

Thursday

Slight Chance Thunderstorms Chance for Measurable Precipitation 10%

Slight Chc
Thunderstorms

High: 95 °F

Thursday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 10%

Slight Chc
Thunderstorms

Low: 73 °F

Friday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 95 °F

Friday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 74 °F

Saturday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 94 °F

Saturday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 73 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 91 °F

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 73 °F

Detailed Forecast

  • Overnight A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73. Northwest wind around 5 mph.
  • Thursday A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 95. Heat index values as high as 100. Northwest wind around 5 mph.
  • Thursday Night A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. Northwest wind around 5 mph becoming calm in the evening.
  • Friday A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 95. Heat index values as high as 99. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
  • Friday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. West wind 5 to 10 mph.
  • Saturday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
  • Saturday Night A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
  • Sunday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
  • Sunday Night A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
  • Monday A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
  • Monday Night A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
  • Tuesday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
  • Tuesday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
  • Wednesday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.