Severe Thunderstorm, Hail, Tornado Risk For South Florida
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FLORIDA WORD
June 20, 2026 1:25 pm
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National Weather Service Storm Prediction Center Severe Weather Outlook for Florida for Friday, June 20, 2026.
MIAMI, Florida – The National Weather Service Storm Prediction Center has issued a marginal risk (Level 1/5) severe weather outlook for South Florida due to the potential for severe thunderstorms expected to impact the region this afternoon and evening on Saturday, June 20, 2026.
The National Weather Service in Miami forecasts scattered to numerous showers and thunderstorms in South Florida this afternoon through early evening, with a marginal risk of severe storms primarily across Miami-Dade and Broward counties, including Miami, Fort Lauderdale, and Boca Raton. Storms could develop as early as 1:30pm or 2pm but are most likely to occur between 3pm and 10pm.
NWS Miami – Isolated Severe Thunderstorm Threat Today, June 20, 2026
Main hazards include frequent lightning, gusty winds, and locally heavy downpours that may bring poor drainage flooding. An isolated tornado or hail cannot be ruled out with the strongest storms, though these are less likely than the primary threats of wind and lightning.
NWS Miami Rain Chances, June 20, 2026
These storms may produce wind gusts up to 60 mph and locally heavy rainfall.
NWS Miami South Florida Doppler Radar
High temperatures will range from the upper 80s to low 90s this afternoon, with heat indices reaching 103°F or higher. A Heat Advisory is in effect through this evening.
Miami Weather Forecast
Saturday
Mostly sunny, with a chance of showers and thunderstorms, mainly after 3pm. High near 90-91. Breezy at times, with a south wind. Chance of precipitation is 30-50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Heat index values up to 103°F.
Saturday Night
A chance of showers and thunderstorms, mainly before 11pm, then partly cloudy. Low around 79-81. Southwest wind around 6 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a chance of showers and thunderstorms, mainly after 5pm. High near 90-92. South wind 5 to 8 mph. Chance of precipitation is 30%. Heat index values up to 103°F.
Sunday Night
A chance of showers and thunderstorms before 8pm, then mostly clear. Low around 80-82. South wind around 6 mph. Chance of precipitation is 30%.
Monday
Sunny. High near 90-92. Light south wind becoming southeast 5 to 9 mph in the afternoon.
Monday Night
Partly cloudy. Low around 81-83. Southeast wind 6 to 8 mph.
Tuesday
Mostly sunny, with a slight chance of showers and thunderstorms after 2pm. High near 90. Southeast wind 6 to 9 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a slight chance of showers and thunderstorms before 8pm. Low around 82. Southeast wind 3 to 7 mph. Chance of precipitation is 10-20%.
