A cluster of slow moving thunderstorms dumped over 6″ of rain in places across the Frogmore Metroplex yesterday afternoon. Here is the radar derived map totals as of this morning, dark reds are 6″:
The south end of Hilton Head Island got a lot of rain, as did a broad swath across Beaufort County. Most of the rain is moving offshore this morning, although the local NWS forecast office (located in the suburb of Charleston) had to issue another flood warning.
The forecast for the rest of today (Sunday) has a break until this evening after 4pm, when another cluster of thunderstorms is forecast to approach the area this evening. Here is the HRRR radar forecast for the next 18 hours …
So be aware, the usual spots that flood in heavy rain have another chance of flooding. Hard to say where, it all depends on where the heavier thunderstorms flare up, and how fast they move.
The yellow blob off of the NC coast is now orange (50% chance of spinning up). There is also a wave coming off of Africa that may hit a gap in the dry air as it wanders across the Atlantic, but long term hard to say if it can make it all the way across the pond. In the East Pacific, Gil is fading, but new storms are spinning up off shore of Mexico as is typical this time of year. They should remain offshore …
Further west, remnants of Iona and Krosa are falling apart. TD13 is now Tropical Storm Bailu, barely – it’s pretty disorganized and transitional as it moves north. And there is an invest area that should become a storm in the next 24-36 hours. None are near major land …
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