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.
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Hazardous Weather Conditions

Last Update: 407 PM EDT Sun Jul 21 2019

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Miami - South Florida Local Forecast Office

36NM E Bal Harbour FL

Marine Zone Forecast


Synopsis: Generally light to occasionally moderate east to southeast winds are expected to prevail over the coastal waters through early in the upcoming week, with winds becoming more southerly to southwesterly into mid-week. Wave heights are expected to range from around 1 to 2 feet. Chances for showers and thunderstorms will persist through Monday, and then increase Monday night into mid-week. Lightning, locally gusty winds, and heavy rain should be the primary concerns with this activity.

.GULF STREAM HAZARDS...None.

The approximate location of the west wall of the Gulf Stream as of Jul 20, 2019 at 1200 UTC...

8 nautical miles southeast of Fowey Rocks. 11 nautical miles east of Port Everglades. 9 nautical miles east southeast of Lake Worth. 14 nautical miles east southeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Tonight
East winds 5 to 10 knots along the coast to east 5 to 15 knots in the gulf stream. Seas around 2 feet. Period 3 seconds. Intracoastal waters a moderate chop. Slight chance of showers and thunderstorms.
Monday
East winds around 10 knots. Seas around 2 feet. Period 3 seconds. Intracoastal waters a light chop. Chance of showers and thunderstorms.
Monday Night
Southeast winds 5 to 10 knots along the coast to southeast 5 to 15 knots in the gulf stream. Seas around 2 feet. Period 3 seconds. Intracoastal waters a moderate chop. Slight chance of showers and thunderstorms in the evening, then chance of showers and thunderstorms after midnight.
Tuesday
South southeast winds 10 to 15 knots. Seas around 2 feet. Period 4 seconds. Intracoastal waters a light chop. Showers and thunderstorms likely.
Tuesday Night
South southwest winds 5 to 10 knots. Seas less than 2 feet. Intracoastal waters a light chop. Showers and thunderstorms likely.
Wednesday
Southwest winds around 10 knots. Seas less than 2 feet. Intracoastal waters a light chop. Showers likely and chance of thunderstorms.
Wednesday Night
Southwest winds 5 to 10 knots. Seas less than 2 feet. Intracoastal waters a light chop. Showers and thunderstorms likely.
Thursday
South southwest winds 5 to 10 knots. Seas less than 2 feet. Intracoastal waters a light chop. Chance of showers and thunderstorms.
Thursday Night
South southeast winds 5 to 10 knots. Seas less than 2 feet. Intracoastal waters a light chop. Chance of showers and thunderstorms.
Friday
East southeast winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters a light chop. Chance of showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 407 PM EDT Sun Jul 21 2019
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