Thunderstorms, Heavy Downpours For South Florida

Published by

FLORIDA WORD

June 27, 2026 8:08 am

National Weather Service Rain Chances for Florida Florida on Saturday, June 27, 2026.

MIAMI, Florida – The National Weather Service in Miami forecasts scattered to numerous showers and isolated thunderstorms across South Florida this afternoon, favoring the western half of South Florida, on Saturday, June 27, 2026.

Storms could develop as early as early afternoon, with the highest chances over the interior and western areas, spreading toward the east coast metro areas later in the day.

NWS Miami – Hot Conditions with Showers & Thunderstorms Today, June 27, 2026

Main hazards include frequent lightning, gusty to damaging winds up to 60 mph, and locally heavy downpours that may cause poor drainage flooding.

These storms may produce wind gusts up to 50+ mph and locally heavy rainfall.

High temperatures will range from the low to mid 90s this afternoon, with possible upper 90s over some interior locations. Heat indices may reach the 105-108°F range at times. Moderate to Major HeatRisk impacts are expected today. Elevated heat risk continues through the weekend.

Miami Weather Forecast

Today

A 20 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Sunny, with a high near 89. Heat index values as high as 103. East wind 8 to 11 mph.

Tonight

A slight chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 83. East wind around 9 mph. Chance of precipitation is 20%.

Sunday

A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 89. Heat index values as high as 102. Southeast wind 8 to 10 mph. Chance of precipitation is 30%.

Sunday Night

Mostly clear, with a low around 84. East wind around 10 mph.

Monday

Sunny, with a high near 90. East wind 8 to 10 mph.

Monday Night

Mostly clear, with a low around 83. Southeast wind 7 to 10 mph.

Tuesday

A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90. Southeast wind 5 to 11 mph.

Tuesday Night

A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 82. Southeast wind 6 to 8 mph.

Wednesday

A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 90. Southeast wind 5 to 10 mph.

Wednesday Night

A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 82.

Thursday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

Thursday Night

A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 82.

Friday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

Published by

FLORIDA WORD

June 27, 2026 8:08 am