Active AlertsSouthern Inland St. Johns

At 314 PM EDT, Doppler radar was tracking strong thunderstorms near Hastings, moving east at 20 mph.
Hazard: Wind gusts around 40 mph.
Source: Radar indicated.
Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include Palatka, Crescent City, Pomona Park, Hastings, East Palatka, Andalusia, Marineland, Orange Mills, Satsuma, and San Mateo.

If outdoors, consider seeking shelter inside a building. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.

What: For the Heat Advisory, heat index values 108 to 112. For the Extreme Heat Warning, dangerously hot conditions with heat index values 110 to 115 expected.
Where: Portions of northeast and northern Florida and southeast Georgia.
When: For the Heat Advisory, until 8 PM EDT this evening. For the Extreme Heat Warning, from 11 AM to 8 PM EDT Tuesday.
Impacts: Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.