Sunny and Warm Start to the Week, Big Cooldown Expected by Weekend

a calm river valley in the southeastern United States, with morning mist hovering over the water, lined with trees showing early signs of autumn foliage beneath

AI-generated illustration; not a photograph of the reported event.

  • calendar_today October 11, 2026

Clearing Skies After Tropical Storm Isaias

As of October 11, 2026, weather in the Chattahoochee Valley is transitioning away from the effects of Tropical Storm Isaias. Morning mist lingered due to moisture from a nearby low-pressure system, but as the sun rises, clearing skies are expected. This marks the beginning of a sunnier period for the region.

Warm Temperatures Expected Through Early October

The area will experience a period of warm weather as an upper-level ridge builds into the southeast. Temperatures are set to climb into the upper 80s and could even reach the low 90s during the early part of the week. These temperatures are notable for early October and may represent the last appearance of 90-degree days for the season.

Highs and Lows for the Week

Today, highs are projected to reach the upper 70s to near 80°F. As the week progresses, daytime highs are expected to remain in the upper 80s and low 90s before a significant change arrives by Friday.

Weather Front Brings Major Cooldown

A weather front is forecast to move into the region by Friday, bringing a substantial cooldown just in time for the weekend. Saturday will see highs falling into the 70s, and by Sunday, daytime highs are expected in the 60s. Morning lows on Sunday are anticipated to dip into the upper 30s to low 40s, marking a clear temperature drop.

Extended Cool Weather Outlook

Following the weekend, the cooler trend is expected to continue into the following week. Highs are forecast to remain in the 70s, with morning lows staying in the 40s, providing a noticeable contrast to the warm start of the week.

Tropics Update: Low Chance of Tropical Development

With Isaias no longer a concern, the Atlantic is mostly quiet for tropical activity. There is an area of low pressure about 100 miles southwest of the Cabo Verde Islands, just west of the African coast, showing a 20% chance for development. However, conditions are expected to become less favorable for further formation as the week continues.

Summary: Prepare for a Temperature Drop

Residents of the Chattahoochee Valley can look forward to a warm and sunny start to the week, but should prepare for a significant cooldown as a front arrives toward the end of the week. The weekend weather will be notably cooler, with both daytime highs and morning lows experiencing a substantial temperature drop.

– Forecast provided by Meteorologist Brian Thomas, WRBL News 3

Source: wrbl.com.