Post-Tropical Cyclone Arlene (2017)
04/21 11:00 AM EDT - Arlene Merges With A Large Extratropical Cyclone
39.3N 49.9W
Windspeed: 50 MPH - Pressure: 995mb
Movement: Sw at 23 MPH
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Public Storm Advisory Arlene B C Dvorak T-Numbers TAFB ssd UW-CIMSS
Governmental Storm Discussion Arlene B C
Forecast Advisory Arlene 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 Arlene - Weather Underground Wundermap - NHC Interactive Map Plot
Buoy Reports Near Arlene - CIMSS Data for Arlene - RAMMB Info and Satellites for Arlene
Potential Storm Surge Flooding Map (Inundation) - NHC Track Map (See this animated)
National Hurricane Center 7 Day Plot for Arlene. National Hurricane Center 7 Day Experimental Plot for Arlene. Most Likely Time of Arrival of Tropical Storm Force Winds

National Hurricane Center Hurricane Wind Probabilities for Arlene National Hurricane Center Hurricane Wind Probabilities for Arlenefa
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
104/19 11:00 AM31.9N40.9W35MPH995mbNne at 8 MPHsubTDOne04/19 10:38 AMAvila
204/19 5:00 PM32.4N40.0W35MPH996mbN at 12 MPHsubTDOne04/19 4:38 PMAvila
304/19 11:00 PM33.2N39.3W35MPH996mbNe at 12 MPHsubTDOne04/19 10:41 PMCangialosi
404/20 5:00 AM34.4N39.3W35MPH996mbN at 14 MPHsubTDOne04/20 4:42 AMStewart
504/20 11:00 AM36.1N40.0W35MPH996mbNw at 14 MPHTDTD#104/20 10:56 AMAvila
604/20 5:00 PM37.7N42.0W45MPH993mbWnw at 25 MPHTSArlene04/20 4:38 PMAvila
704/20 11:00 PM39.4N44.2W50MPH993mbNw at 28 MPHTSArlene04/20 10:44 PMBeven
804/21 5:00 AM40.0N48.0W50MPH993mbW at 31 MPHTSArlene04/21 4:44 AMStewart
904/21 11:00 AM39.3N49.9W50MPH995mbSw at 23 MPHPTCArlene04/21 10:44 AMAvila
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