South Florida Weather Alert: Heat Advisory and Scattered Storms Today

South Florida is under the grip of a heat advisory today, with temperatures soaring and scattered storms expected in the afternoon. Residents are urged to take precautions as the region deals with a combination of extreme heatwildfire smokeand unpredictable weather patterns.

The heat advisory is in effect from noon until 7pmwith heat index values ranging from 105 to 110 degrees. High temperatures are anticipated to reach the low to mid-90s, but the combination of heat and humidity will make it feel much hotter. Experts advise staying hydrated, taking frequent breaks, and avoiding strenuous activities during the peak afternoon hours.

Scattered Storms and Wildfire Smoke

Unlike the past couple of days, storm coverage today will be more limited. Scattered thunderstorms are expected to develop primarily across interior South Florida this afternoon and early evening as the Atlantic and Gulf sea breezes collide inland. A few storms could bring heavy downpoursgusty windsand street floodingbut many coastal locations may remain dry.

Another concern today is the wildfire smoke from the Quarry 2 FireWell Fireand other ongoing fires in Miami-Dade County. Winds are expected to shift more southeasterlypushing smoke toward portions of inland Miami-DadeBrowardand Palm Beach counties. While visibility should remain generally good, hazy skies and periods of reduced air quality are possible, especially for sensitive groups.

Weekend Weather Outlook

Looking ahead, rain chances are set to increase by Friday as additional moisture and an upper-level disturbance move into the region. Scattered to numerous showers and thunderstorms are expected heading into the weekend, while heat index values above 105 degrees remain likely each afternoon.

Arthur’s Remnants Bring Heavy Rainfall

Arthurthe first named storm of the 2026 Atlantic hurricane seasonhas weakened into a post-tropical low over southeast Texas. Although the storm itself is fading, its impacts continue to be felt.

The remnants of Arthur are expected to produce widespread rainfall totals of 5 to 10 incheswith isolated amounts approaching 20 inchesfrom Texas into Louisiana and across portions of the Southeast through Friday. Life-threatening flash flooding remains the primary concern in these areas.

Have a wonderful and safe day, South Florida!

Vivian Gonzalez, MeteorologistAMS CertifiedWSVN Channel 7