Isaias to Bring Tropical Impacts Across to the East Coast
Isaias is forecast to make landfall tonight in the Carolinas with dangerous storm surge, flash flooding, damaging winds, and isolated tropical tornadoes. Isaias may strengthen briefly prior to landfall, but the impacts will be the same regardless of the categorical definition. Isaias impacts will be felt all along the East Coast as Isaias moves northward through mid-week.
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Hazardous Weather Conditions
For More Weather Information:
Tonight
S 10kt
< 1ftTuesday
Light Wind
< 1ftTuesday
Night
Light Wind
< 1ftWednesday
Light Wind
< 1ftWednesday
Night
Light Wind
< 1ftThursday
Light Wind
< 1ftThursday
Night
Light Wind
< 1ftFriday
Light Wind
< 1ftFriday
Night
Light Wind
< 1ft
High and low forecast temperature values represent air temperature.
Associated Zone Forecast which includes this point
Last Update: 5:15 pm EDT Aug 3, 2020
Forecast Valid: 6pm EDT Aug 3, 2020-6pm EDT Aug 10, 2020
View Nearby Observations
Detailed Forecast
Synopsis: A broad and ill-defined trough will move west across
the Keys waters on Tuesday, bringing a slow transition from light
southwest to southeast winds. A dull high pressure ridge will
build across the Florida Peninsula on Wednesday, then sharpen and
strengthen on Thursday and Friday. By Friday and Saturday, gentle
to moderate easterly breezes will prevail.
The Approximate Shoreward Edge of the Gulf Stream as of August 1...
54 NM South of Dry Tortugas Light...on Loggerhead Key. 23 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 11 NM South of Sand Key Light...off Key West. 4 NM South of Looe Key...off Big Pine Key. 4 NM South of Sombrero Key Light...off Marathon. 4 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.
The Approximate Shoreward Edge of the Gulf Stream as of August 1...
54 NM South of Dry Tortugas Light...on Loggerhead Key. 23 NM South of Cosgrove Shoal Light...off the Marquesas Keys. 11 NM South of Sand Key Light...off Key West. 4 NM South of Looe Key...off Big Pine Key. 4 NM South of Sombrero Key Light...off Marathon. 4 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.
Tonight
S wind 5 to 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. Showers and thunderstorms likely. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
*Notices:
- This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
- The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
Additional Forecasts and Information
ABOUT THIS FORECAST
| Point Forecast: | 25.31°N 80.27°W |
| Last Update: | 5:15 pm EDT Aug 3, 2020 |
| Forecast Valid: | 6pm EDT Aug 3, 2020-6pm EDT Aug 10, 2020 |
| Forecast Discussion | |
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RADAR & SATELLITE IMAGES
