Saturday, June 17, 2023

INVEST 92L in Atlantic

The National Hurricane Center (NHC), has determined that the wave in the Far Eastern Atlantic, with a high chance for development, is now Invest 92L.  

Satellite Views

The wider image shows how far away the area is from South Florida. It is off the West Coast of Africa a mere 3,785 miles away. It would take roughly 2 weeks for this system to near the U.S. if it were to develop. 




The more close-up view shows a swirl taking place near the Cape Verde Islands. It doesn't have lots of thunderstorm activity but its full of disorganized showers.  It's moving west at a quick speed of around 15-20 mph.  

Typically we don't look at this area for development until late July or August but the waters in the Eastern Atlantic are very warm and it is this heat that can fuel tropical systems.

INVEST 92L
This is a term used by NHC to follow areas that may organize.  Invest stands for an area they would like to INVEST-igate further, 92 is a tracking number (the next one will be 93), and "L" stands for the Atlantic Basin.

Here's the morning data on the Invest:
  • Location: Lon: 10.0°N Lat: 26.6°W
  • Maximum Winds: 23 mph Gusts: N/A
  • Minimum Central Pressure: 1012 mb or 29.88"
Chances for Development


Presently the wave is being impacted by strong upper level winds known as shear and that should help keep it weak. By next week that shear should relax and may allow for some growth. It could become a depression or a storm. NHC is giving it a 70% chance for development in the red shaded area over a period of 7 days.

Surface Map

The wave is being steered West by high pressure in the Atlantic. There is also another high next to the U.S. Southeast Coast. The system if it develops, will try to move into the weakness between the two high pressure systems.

Models
A reminder: Since nothings has organized, models are giving us a good but yet educated guess as to where the system may travel.

Spaghetti Models


Reflect where the center of the system may be. Impacts can extend far and wide away from the center.

The European Model

Courtesy Tropical TidBits

This run places what may be a depression or a weak storm East of the Lesser Antilles by Wednesday June 21st.

GFS Model

Courtesy Tropical TidBits

The American Model shows a stronger system north of the Islands by Sunday June 25th.

This is a great reminder we are in hurricane season and we should all be ready. Check out our "Weather or Not" latest podcast issue. It is your personal guide on preparedness that you can listen to at anytime and review as needed.

Of course your 7Weather team is present 24/7 on any tropical threat.

We'll be watching

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