Post-Tropical Cyclone Alpha (2020)
09/18 11:00 PM EDT - Short-lived Alpha Becomes A Remnant Low Over The District Of Viseu Portugal..
40.9N 6.9W
Windspeed: 30 MPH - Pressure: 1005mb
Movement: Ne at 16 MPH
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Public Storm Advisory Alpha B C Dvorak T-Numbers TAFB ssd UW-CIMSS
Governmental Storm Discussion Alpha B C
Forecast Advisory Alpha B
The letters B C D and so on stand for alternate information sites, in case one is inoperative during a internet swamping for storm info you can try another. These advisories come from the National Hurricane center: Usually they are updated at 5AM, 11AM, 5PM and 11PM eastern.
When land areas are under a hurricane watch, it is updated every 3 hours.
Tropical Tidbits Info Page for Alpha - Weather Underground Wundermap - NHC Interactive Map Plot
Buoy Reports Near Alpha - CIMSS Data for Alpha - RAMMB Info and Satellites for Alpha
Potential Storm Surge Flooding Map (Inundation) - NHC Track Map (See this animated)
National Hurricane Center 7 Day Plot for Alpha. National Hurricane Center 7 Day Experimental Plot for Alpha. Most Likely Time of Arrival of Tropical Storm Force Winds

National Hurricane Center Hurricane Wind Probabilities for Alpha National Hurricane Center Hurricane Wind Probabilities for Alphafa
CIMSS Animated Satellite:

Weather Underground Animated Radar: See this plot animated
Satellite (IR/Vis) Loop IR, Loop Vis:
Satellite (Water Vapor) Loop WV:
The Following Graphic is from Clark Evans and the University of Wisconsin See This animated)


Coordinate History

Adv# Date Lat Long Wind Pres Movement Type Name Received Forecaster
109/18 12:30 PM39.9N9.3W50MPH999mbNe at 17 MPHsubTSAlpha09/18 12:35 PMBlake
209/18 5:00 PM40.4N8.4W45MPH998mbNe at 17 MPHsubTSAlpha09/18 4:53 PMBlake
309/18 11:00 PM40.9N6.9W30MPH1005mbNe at 16 MPHPTCAlpha09/18 10:38 PMRoberts
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