Steamy Miami Braces for Weeklong Storm Siege as Heat Index Hits 106

Miami is waking Sunday to partly cloudy skies and temperatures around 81 degrees at Miami International Airport, but the calm will not last. The city is headed for a high near 88, a heat index up to 106, and a 60% chance of showers and thunderstorms as the day wears on.

Storm Odds Climb This Afternoon

Showers are possible this morning, with rain chances rising into the 50s after about 2 p.m. Southeast winds around 12 mph will keep the air moving, but stronger storms could bring frequent lightning, sudden downpours and gusty winds. Beach, boating and outdoor plans should come with an indoor backup.

The National Weather Service in Miami says the wet pattern could cause localized flooding in urban and poor-drainage areas, especially where storms repeat over the same streets. No watches, warnings or advisories are listed for Miami-Dade, but drivers should never try to cross a flooded roadway, and anyone who hears thunder should head indoors.

Hot And Stormy Through The Workweek

Sunday night stays muggy, with a low around 84 and a 50% chance of showers and thunderstorms. Monday looks similar, with a high near 88, a heat index up to 106 and a 50% storm chance after 7 a.m…

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