Dangerous Heat Lingers in Southern U.S. And Severe Thunderstorms In The Central U.S.

Heat advisories and excessive heat warnings persist across the Southern U.S. today, including the Dallas, Houston and New Orleans metro areas. Dangerous heat indices with record high temperatures are expected, especially in Texas. Meanwhile, a strong cold front moving through the Central U.S. will produce severe thunderstorms from the Upper Mississippi Valley to the south-central High Plains.
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Hazardous Weather Conditions

Last Update: 919 AM EDT Tue Jul 14 2020

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Miami - South Florida Local Forecast Office

4NM WSW Marco Island FL

Marine Zone Forecast


Synopsis: High pressure across the region with variable wind flow before shifting to more easterly winds tomorrow. Scattered showers and storms possible each day with higher chances this weekend as a tropical wave approaches the region.



.GULF STREAM HAZARDS...Winds and waves could be locally higher in and around any shower or thunderstorm. Waterspouts are also possible in any showers and storms.

The approximate location of the west wall of the Gulf Stream as of Jul 14, 2020 at 1200 UTC...

7 nautical miles east northeast of Fowey Rocks. 11 nautical miles east southeast of Port Everglades. 6 nautical miles east of Lake Worth. 8 nautical miles east southeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Rest Of Today
West northwest winds 5 to 10 knots. Seas less than 2 feet. Period 4 seconds becoming 0 seconds. Bay and inland waters a light chop. Slight chance of showers and thunderstorms.
Tonight
West northwest winds 5 knots becoming north around 5 knots after midnight. Seas less than 2 feet. Period 4 seconds. Bay and inland waters smooth.
Wednesday
North winds around 5 knots becoming northwest. Seas less than 2 feet. Period 4 seconds becoming 0 seconds. Bay and inland waters a light chop. Slight chance of showers in the morning, then chance of showers and thunderstorms.
Wednesday Night
Northeast winds 5 to 10 knots. Seas less than 2 feet. Period 3 seconds. Bay and inland waters a light chop. Slight chance of thunderstorms late in the evening. Chance of showers through the night. Chance of thunderstorms after midnight.
Thursday
East northeast winds 5 to 10 knots. Seas less than 2 feet. Bay and inland waters a light chop. Showers likely and chance of thunderstorms.
Thursday Night And Friday
East winds 5 to 15 knots. Seas around 2 feet. Bay and inland waters a light chop. Showers likely and chance of thunderstorms.
Friday Night
East winds 10 to 15 knots. Seas around 2 feet. Bay and inland waters a light chop. Chance of showers and thunderstorms.
Saturday
East southeast winds 10 to 15 knots. Seas around 2 feet. Bay and inland waters a light chop. Showers likely and chance of thunderstorms.
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ABOUT THIS FORECAST

Last Update: 919 AM EDT Tue Jul 14 2020
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