NewsTelemundo 51 Miami – Noticias LocalesSeptember 4, 2026Miami-Dade
South Florida weather forecast warns of Labor Day weekend storms and heat index up to 108°F
Meteorologists are forecasting daily scattered thunderstorms and heavy rain across South Florida throughout the Labor Day weekend, with a heightened risk of localized flooding in urban areas. Residents should prepare for heat index values reaching between 103°F and 108°F alongside the persistent wet weather pattern.
Read the full story at Telemundo 51 Miami – Noticias LocalesWhy It Matters
Residents planning outdoor activities during the holiday weekend face potential disruptions from heavy rain, lightning, and extreme heat conditions that may impact travel and public safety.
Key Facts
- Heat index values are expected to range between 103°F and 108°F throughout the weekend.
- Daily maximum temperatures are forecasted to remain in the low 90s (°F).
- The primary weather threats identified are torrential rain, frequent lightning, and localized flooding.
- Urban areas with poor drainage are at a higher risk for flooding.
- Friday's rain probability is 70% in the morning/midday and 40% in the afternoon.
- Saturday and Sunday both carry a 50% probability of rain.
- The rainy pattern is expected to persist through the holiday weekend and into the start of next week.