Invest 99L could develop into Subtropical or Tropical Storm Owen
Posted by Chris in Tampa on 12/5/2022, 8:59 pm
Could potentially come close to the Azores. A little early to know how close it might get to them.





Special Tropical Weather Outlook
NWS National Hurricane Center Miami FL
830 PM EST Mon Dec 5 2022

For the North Atlantic...Caribbean Sea and the Gulf of Mexico:

Special Tropical Weather Outlook issued to discuss the potential for
subtropical development this week over the central Atlantic.

1. Central Subtropical Atlantic:
A large and complex area of low pressure located over the central
subtropical Atlantic about 800 miles northeast of the northern
Leeward Islands continues to produce a broad area of disorganized
showers and thunderstorms. Environmental conditions appear
conducive for this system to acquire some subtropical or tropical
characteristics while it meanders generally northeastward during the
next few days. By Friday, the low is expected to move over cooler
waters and interact with a mid-latitude trough, limiting potential
of tropical transition after that time. Additional information on
this system, including gale warnings, can be found in High Seas
Forecasts issued by the National Weather Service. The next Special
Tropical Weather Outlook on this system will be issued by 9 AM EST
Tuesday, or earlier, if necessary.
* Formation chance through 48 hours...medium...40 percent.
* Formation chance through 5 days...medium...50 percent.

High Seas Forecasts issued by the National Weather Service
can be found under AWIPS header NFDHSFAT1, WMO header FZNT01
KWBC, and online at ocean.weather.gov/shtml/NFDHSFAT1.php

Forecaster Papin

Special Atlantic 5-Day Graphical Tropical Weather Outlooks, issued as needed since we're not in hurricane season any longer:
https://www.nhc.noaa.gov/gtwo.php?basin=atlc&fdays=5



Atlantic satellite:
https://www.star.nesdis.noaa.gov/GOES/sector.php?sat=G16&sector=taw

Floater:
https://rammb-data.cira.colostate.edu/tc_realtime/storm.asp?storm_identifier=al992022



GFS:
https://www.tropicaltidbits.com/analysis/models/?model=gfs&region=atl&pkg=mslp_pcpn

Storm specific models:
https://hurricanecity.com/models/



Congratulations to Jim on having some of his statistics used in a book:

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Invest 99L could develop into Subtropical or Tropical Storm Owen - Chris in Tampa, 12/5/2022, 8:59 pm
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