21/00 UTC WRF sea-level pressure forecast valid 23/00 UTC.

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Speaker Notes:

The WRF forecast surface plot valid 00 UTC on the 23rd shows low pressure developing in about the same place as the Eta forecast: just east of the Delmarva peninsula. The heaviest 3-hour precipitation totals (0.1 to 0.2 inches) were from northeast Pennsylvania to the Catskills.