Residents of Chattooga County and Northwest Georgia can expect a mixed bag of weather this week, starting with isolated showers and gradually increasing temperatures, before transitioning to a largely dry and warmer weekend.

According to the latest Area Forecast Discussion, issued early Tuesday morning, isolated showers are possible across portions of north Georgia today, Tuesday, September 2nd, with the chances for rain increasing by Wednesday.

Midweek Outlook: Showers and Warming Temperatures

Today, a broad surface high-pressure system draped across the Great Lakes, southern Canada, and New England is ushering in a “wedge” of cool, continental air. This phenomenon is expected to keep conditions mostly mild and dry for the majority of north and central Georgia. However, specific areas in far north Georgia might still see isolated, diurnally-driven showers and possibly a stray thunderstorm due to localized convergent air flow and mountainous influence. Afternoon highs are anticipated to reach the low-to-mid 80s, gradually inching back toward seasonal norms. Overnight lows will settle in the mid-50s to lower 60s.

The weather pattern will shift on Wednesday as a “shortwave” disturbance moves across the Tennessee River Valley, weakening the cool air mass. Surface winds will veer southward throughout the day, drawing in warmer, more moisture-rich air, with dewpoints returning to the 60s. This change, combined with improved atmospheric conditions, will lead to a higher chance of thunderstorms. Isolated to scattered thunderstorms (30-50% chance) are possible, primarily along and north of the I-20/I-85 interchange, beginning early in the morning and increasing in coverage into the evening. Temperatures will continue to moderate, warming by a few degrees on Wednesday, still topping out in the low-to-mid 80s.

Weekend Splits: Dry Spell with Potential for Late-Week Rain

Looking ahead to the extended forecast, Thursday may see isolated, diurnally-driven showers and thunderstorms. However, the first of two frontal boundaries is expected to move through the area Thursday evening into the night, initiating a drying trend by Friday.

A second front is then projected to push from the northern plains into Northwest Georgia by Saturday morning. Forecasters note a divergence in long-range models regarding this second front’s impact. The European Centre for Medium-Range Weather Forecasts (ECMWF) suggests this front will be relatively dry, leading to a mostly dry weekend. Conversely, the Global Forecast System (GFS) indicates the front could stall over central Georgia Saturday night, potentially bringing more precipitation through the beginning of next week. For now, meteorologists are leaning towards a “consistency forecast,” favoring mostly dry conditions for Saturday and Sunday, but advise residents to monitor updates.

Temperatures will continue their upward trend, getting back to seasonal norms by Thursday with highs mainly in the 80s to lower 90s. The warming trend continues into Friday and Saturday, with most areas seeing temperatures predominantly in the 90s.

Residents are encouraged to stay updated with the latest forecasts from the National Weather Service as the week progresses.