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Weather alerts in Chattanooga, Tennessee today
No National Weather Service alerts for Chattanooga right now.
No warnings, watches or advisories are in effect. This page updates itself every 10 minutes.
Official weather alerts for Chattanooga
No National Weather Service warnings, watches or advisories for Chattanooga right now.
Storm Prediction Center · today's severe-storm outlook · issued 1 h ago
Chattanooga is outside today's thunderstorm and severe-storm areas.
Official SPC Day 1 Convective Outlook (NOAA), valid until Sat, Oct 17, 8:00 AM EDT. It shows the chance of severe storms in the area, not a warning for your street. SPC outlook
U.S. Drought Monitor · map of October 13
61% of Tennessee is in drought, including 7.5% in extreme or exceptional drought.
Share of the state's area. Updated every Thursday by the U.S. Drought Monitor (National Drought Mitigation Center, USDA and NOAA). Drought builds over weeks and months: one rainy day rarely ends it.
Weather in Chattanooga now
Rain forecast for Chattanooga · next days
Automatic forecast from a computer model (MET Norway, data CC BY 4.0). Not an official alert: for watches and warnings, follow National Weather Service.
What do the inches mean?
As a rough guide: under a quarter inch in a day is light rain; 1 to 2 inches is a heavy downpour; more than 2 inches in a day is very heavy rain that can flood low-lying areas and roads.
Several rainy days in a row saturate the ground: even a modest storm can then cause flash flooding and rising rivers.
What is normal in October in Chattanooga
changing season Usually the driest stretch of the year. A second severe-weather season starts in late fall.
El Niño is under way, and NOAA expects it to be strong (NOAA, October 8, 2026).
In the Mid-South it tends to bring a wetter winter.
These are general tendencies: every year is different, and your local forecast comes first.
Typical climate per NOAA and regional weather services. It describes the season, not the forecast for a given day.
Official sources for Tennessee
Emergency: 911