We have been issued this alert of a risk of severe thunderstorms exists over SE Ga and NE Fl as a cold front and it’s pre-frontal squall line approach the region through Friday afternoon.
Details
Late This Afternoon & Evening: Isolated strong to severe storms will be possible between 4 pm and 10 pm. Storms will continue to initiate over inland areas through sunset…with a gradual shift toward the Atlantic coast as low level winds become more southwest. A sea breeze merger is expected between the Highway 301 and St Johns River basin between 5 and 7 pm…where more robust thunderstorm activity could ignite. After sunset, thunder coverage will decrease some…but there will remain a chance of thunderstorm activity over the forecast area through the night as the squall line approaches. Dominant Impacts: Strong wind gusts, locally heavy rainfall, frequent lightning in strongest cells.
Later Tonight into early Friday: Isolated strong to severe storms will be possible mainly after midnight tonight as the squall line approaches. The areas of greatest severe storm potential late tonight will be over the Suwannee River Valley of northeast Florida and inland southeast Georgia. Dominant Impacts: Strong damaging winds, isolated tornadoes.
Friday: Thunderstorm activity along and ahead of the squall line will gradually progress southward over SE Georgia and over the remainder of NE Florida through the day on Friday. Drier air will begin to filter over SE Georgia late Friday afternoon as the front slowly pushes south over north-central Florida. Dominant Impacts: Strong damaging winds, isolated tornadoes…decreasing threat into the late afternoon.
04-11-13
17:45 hrs