MIAMI, Florida – The National Weather Service in Miami forecasts scattered showers and thunderstorms mainly this afternoon across South Florida on Tuesday, July 28, 2026, with overall rain activity beginning to decrease as drier air filters into the region over the next several days. Storms are expected to develop through the afternoon hours. The strongest cells may produce gusty winds, heavy downpours, and localized flooding in poor drainage areas. Frequent lightning will be the primary hazard. Today's Rain Chances Today's South Florida Rain Chances – Valid Tuesday, July 28, 2026 Rain chances (Tuesday, July 28, 2026): Palmdale: 62% Clewiston: 52% Immokalee: 72% Naples: 61% Everglades City: 64% West Palm Beach: 50% Fort Lauderdale: 52% Miami: 49% Homestead: 51% Flamingo: 60% NWS Miami South Florida Doppler Radar Heat Risk Continues Today Heat risk continues today — High temperatures will rise into the low 90s across most of South Florida. Peak Heat Index Values will range from 102°F to 109°F, with the highest readings of 109°F near West Palm Beach, 108°F at Miami, 106°F at Buckhead Ridge and Fort Lauderdale, 105°F at La Belle and Naples, 103°F at Immokalee, Everglades City, and Homestead, 102°F at Belle Glade and Flamingo. Maximum Heat Index – Tuesday Afternoon, July 28, 2026 Miami Weather Forecast Today (Tuesday) A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 91. Heat index values as high as 106. Southwest wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. Tonight A 10 percent chance of showers and thunderstorms before 7pm, then partly cloudy. Low around 79. Southwest wind 6 to 9 mph. Chance of precipitation is 10%. Wednesday Mostly sunny, with a high near 93. Heat index values as high as 108. Southwest wind 6 to 13 mph, with gusts as high as 21 mph. Wednesday Night Mostly clear, with a low around 79. Southwest wind 9 to 15 mph, with gusts as high as 20 mph. Thursday Mostly sunny, with a high near 93. Southwest wind 8 to 15 mph, with gusts as high as 20 mph. Thursday Night Partly cloudy, with a low around 79. West wind 6 to 14 mph. Friday Mostly sunny, with a high near 93. South wind 6 to 13 mph.