Invest 90L off the east coast of Florida
Posted by Chris in Tampa on 7/23/2021, 9:11 pm
Up to a 50% chance of development now as of 8pm EDT Friday.



Tropical Weather Outlook
NWS National Hurricane Center Miami FL
800 PM EDT Fri Jul 23 2021

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

1. An elongated low pressure area centered about 150 miles east of
Daytona Beach, Florida, continues to produce some showers and
thunderstorms. This system has become better organized since
yesterday, and a tropical depression could form over the weekend
while the low meanders offshore or near the Florida peninsula.
Interests in Florida should monitor the progress of this system.
* Formation chance through 48 hours...medium...50 percent.
* Formation chance through 5 days...medium...50 percent.

Forecaster Blake

From: https://www.nhc.noaa.gov/gtwo.php?basin=atlc&fdays=5



NHC surface forecast has it as a possible tropical cyclone currently at each forecast interval:

24hr: https://www.nhc.noaa.gov/tafb_latest/atlsfc24_latestBW_sm3.gif
48hr: https://www.nhc.noaa.gov/tafb_latest/atlsfc48_latestBW_sm3.gif
72hr: https://www.nhc.noaa.gov/tafb_latest/atlsfc72_latestBW_sm3.gif

They don't have it moving much at the moment for the next 3 days.



Satellite for Southeast U.S.:
https://www.star.nesdis.noaa.gov/GOES/sector_band.php?sat=G16&sector=se&band=13&length=24



Radar:
https://mrms.nssl.noaa.gov/qvs/product_viewer/index.php?time_mode=update&zoom=7&clon=-78&clat=28&base=0&overlays=1&mping_mode=0&product_type=crefls&product=CREF&qpe_pal_option=0&opacity=1&looping_active=on&num_frames=12&frame_step=200&seconds_step=600



Global models, showing vorticity since it is hard to see what they do with it:

GFS:
https://www.tropicaltidbits.com/analysis/models/?model=gfs&region=seus&pkg=z850_vort

Euro:
https://www.tropicaltidbits.com/analysis/models/?model=ecmwf&region=seus&pkg=uv850_vort

Storm specific data:
http://hurricanecity.com/models/models.cgi?basin=al&year=2021&storm=90&latestinvest=1
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Invest 90L off the east coast of Florida - Chris in Tampa, 7/23/2021, 9:11 pm
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