Huntsville, AL – Huntsville residents should brace for potentially strong thunderstorms Wednesday afternoon, bringing heavy rain, frequent lightning, and gusty winds during peak commute hours. Heat index values could approach 95 before storms develop, increasing the discomfort and risk.
According to the National Weather Service in Huntsville, showers and thunderstorms are expected mainly after 1 p.m. Wednesday, with the highest storm chances in Madison County and surrounding areas. Some storms could produce brief downpours, making travel on Interstate 565 and U.S. 72 hazardous during the evening rush. Outdoor activities, including sports practices and construction work, should be moved indoors when thunder is heard.
The threat of storms diminishes after sunset Wednesday, but scattered showers could linger into early Thursday morning before clearing. Thursday brings a 50% chance of afternoon storms again, but with more sunshine and highs near 91. Heat and humidity build through the weekend, with highs climbing into the mid-90s and isolated storm chances each afternoon.
Residents should monitor local alerts and be prepared for sudden downpours and lightning Wednesday. More updates are expected early Wednesday morning.
Five Day Huntsville, AL Forecast:
- Tuesday Night: 40% chance of showers and storms before dawn. Low 74°F.
- Wednesday: Thunderstorms likely after 1 p.m., some heavy. High 89°F, low 73°F.
- Thursday: 50% chance of afternoon storms, partly sunny. High 91°F, low 73°F.
- Friday: Mostly clear, very warm. High 93°F, low 74°F.
- Saturday: 20% chance of afternoon storms. High 94°F, low 74°F.




