NewsTelemundo 51 Miami – MainSeptember 4, 2026Miami-Dade
South Florida weather forecast warns of Labor Day weekend storms and heat index up to 108°F
Meteorologists forecast daily scattered thunderstorms and heavy rain across South Florida throughout the Labor Day weekend, with heat indices reaching between 103°F and 108°F. Residents are advised to monitor radar updates and prepare for potential localized flooding in urban and low-lying areas.
Read the full story at Telemundo 51 Miami – MainWhy It Matters
Residents planning outdoor activities face risks from frequent lightning, torrential rain, and extreme heat that may impact travel and event safety through early next week.
Key Facts
- Heat index values are expected to range between 103°F and 108°F.
- Daily high temperatures are forecast to remain in the low 90s (°F).
- Localized flooding is a primary risk for urban areas with poor drainage.
- Storms are expected to produce frequent lightning and torrential rain.
- Friday forecast: 70% rain chance morning/noon, 40% afternoon, high of 91°F.
- Saturday forecast: 50% rain chance, high of 91°F.
- Sunday forecast: 50% rain chance, high of 91°F.
- The rainy pattern is expected to persist through the start of next week.