SMWMFL The National Weather Service in Miami has issued a * Special Marine Warning for. Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM. * Until 545 PM EDT. * At 508 PM EDT, a severe thunderstorm capable of producing waterspouts was located over Palm Beach Shores, moving east at 15 knots. HAZARD. Waterspouts, wind gusts 34 knots or greater, and small hail. SOURCE. Radar. IMPACT. Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include. Riviera Beach, Palm Beach, North Palm Beach, and Palm Beach Shores.

The areas affected include. Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM. At 459 PM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots and small hail. This thunderstorm was located over Palm Beach Shores, moving east at 20 knots.

* WHAT. Heat index values up to 110 expected. * WHERE. Florida Keys. * WHEN. From 10 AM this morning to 6 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Peak heat indices 106 to 110 degrees are expected this afternoon * WHERE. Portions of southeast, southern, and southwest Florida. * WHEN. From 10 AM this morning to 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.