Excessive Heat Continues today for Portions of Central and Eastern U.S.; Change in Weather Pattern this Week
Dangerous heat and humidity continues today from portions of the Plains to the East Coast. A cold front will bring lower temperatures, and potential for strong to severe thunderstorms with damaging winds and heavy rain that could produce flash flooding to the Central and Eastern U.S. through early this week. High pressure shifts West this week with building heat and monsoonal moisture.
Marine Zone Forecast
The Approximate Shoreward Edge of the Gulf Stream as of July 20...
9 NM South of Dry Tortugas Light...on Loggerhead Key. 10 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 9 NM South of Sand Key Light...off Key West. 12 NM South of Looe Key...off Big Pine Key. 13 NM South of Sombrero Key Light...off Marathon. 7 NM Southeast of Alligator Reef Light...off Islamorada. 4 NM Southeast of Molasses Reef Light...off Key Largo. 3 NM East of Carysfort Reef Light...off Ocean Reef.
Gulf Stream Information Courtesy of the Naval Oceanographic Office.