Miami Forecast: Highs Near 90°F with Storms Likely
Miami Forecast: Highs Near 90°F with Storms Likely
US · Published Sep 23, 2026
• Forecast models from the National Weather Service predict highs in the upper 80s to near 90°F (31-32°C) in Miami on September 24,
• There is an 80-90% chance of showers and thunderstorms, primarily driven by sea-breeze convergence, tropical moisture, and daytime heating. Persistent southerly to southeasterly winds and high humidity, with dew points in the mid-70s°F (24°C), will contribute to scattered to numerous afternoon storms. These storms may temporarily suppress temperatures but could still allow peaks near 88-90°F (31-32°C) between storm cells.

Impact & Risks

Residents and visitors in Miami should prepare for widespread afternoon thunderstorms, which could bring heavy rain, localized flooding, and brief gusty winds. High humidity and temperatures near 90°F (32°C) may also pose heat-related risks, particularly for vulnerable populations. Outdoor activities could be disrupted by sudden downpours and lightning, making it essential to monitor weather updates throughout the day.

Related News