MIAMI, Florida – The National Weather Service in Miami forecasts scattered showers and thunderstorms developing late this morning and into the afternoon, favoring inland South Florida. A slight chance of showers and thunderstorms is expected today.
Any stronger cells may produce gusty winds, heavy downpours, localized flooding in poor drainage areas, frequent lightning, and small hail. Frequent lightning will be the primary hazard where storms develop.
Today’s South Florida Rain Chances
Rain chances (Saturday, July 18, 2026): Slight chance (around 20%) overall, with the best chances inland and during the afternoon.
- West Palm Beach: ~25-30%
- Fort Lauderdale: ~20-25%
- Miami: ~20%
- Palmdale: ~25%
- Immokalee: ~20-25%
- Clewiston: ~20-25%
- Homestead: ~20%
- Naples: ~15-20%
- Everglades City: ~10-15%
- Flamingo: ~10%
Heat Continues Today
High temperatures will rise into the upper 80s to low 90s across most of South Florida. Peak Heat Index Values will range up to 103°F this afternoon, with the highest readings across urban metro areas including Miami, Fort Lauderdale, and West Palm Beach.
No Heat Advisory is currently in effect.
Miami Weather Forecast…