A more unsettled weather pattern begins building across Chattooga County and northwest Georgia today, bringing a better chance of afternoon showers and thunderstorms.

Today will be mostly sunny and humid with a high near 90. A few showers are possible early, but the better chance of storms comes after 11 a.m. Rain chances today are around 40 percent, with west winds at 5 to 10 miles per hour and gusts up to 15 miles per hour.

Tonight will be partly cloudy with a low around 72. A few showers or thunderstorms could linger into the overnight hours, with rain chances around 30 percent.

Rain chances continue to climb Friday, with showers and thunderstorms likely by afternoon and a high near 91. Heat index values could reach the upper 90s before storms develop.

The wettest period appears to be Saturday, when showers and thunderstorms are expected and rain chances increase to 80 percent. Additional showers and storms remain likely Sunday and Monday, with highs dropping into the mid-80s by early next week.

Forecasters say widespread severe weather is not expected, but a few stronger storms could produce gusty winds, especially during the afternoon and evening hours.

Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 90. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 2am. Partly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 30%.
Friday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 98. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then showers and possibly a thunderstorm after 8am. High near 89. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Low around 71. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Monday
A slight chance of showers, then showers and thunderstorms likely after 8am. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.