Cyclocane

( cyclocane is a CYCLOne and hurriCANE tracker by hayley )

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This is the final warning / advisory for this storm as it has weakened below warning levels and/or the storm system is no longer a tropical cyclone.

Go to the main page to see active storms.

ARTHUR Current Status

...ARTHUR BECOMES POST-TROPICAL... ...THIS IS THE LAST ADVISORY...

Current Wind Speed 50 knots / 60 MPH

Max Predicted Wind Speed 50 knots / 60 MPH at

Current Watches/Warnings / Radar / Satellite

current US watches/warnings

current radar loop

future radar imagery

(above image is an example of the Western North Atlantic page - see Atlantic future radar page for a full set of images)

If a tropical storm or hurricane is threatening land, you can check my future radar for an idea of what radar might look like as the storm approaches.

ARTHUR Land Hazards

NWS Local Hurricane Statements

ARTHUR Tracker

ARTHUR Satellite Loop

ARTHUR Alternate Tracking Map

ARTHUR Spaghetti Models

Spaghetti models for ARTHUR can be found here:

ARTHUR spaghetti models page »

ARTHUR Watches and Warnings

Post-Tropical Cyclone ARTHUR Tropical Cyclone Update

Post-Tropical Cyclone ARTHUR Public Advisory

000
WTNT31 KNHC 191445
TCPAT1
 
BULLETIN
Post-Tropical Cyclone Arthur Advisory Number  12
NWS National Hurricane Center Miami FL       AL012020
1100 AM AST Tue May 19 2020
 
...ARTHUR BECOMES POST-TROPICAL...
...THIS IS THE LAST ADVISORY...
 
 
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...36.8N 68.6W
ABOUT 400 MI...645 KM ENE OF CAPE HATTERAS NORTH CAROLINA
ABOUT 380 MI...610 KM NW OF BERMUDA
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...E OR 100 DEGREES AT 15 MPH...24 KM/H
MINIMUM CENTRAL PRESSURE...991 MB...29.27 INCHES
 
 
WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 1100 AM AST (1500 UTC), the center of Post-Tropical Cyclone
Arthur was located near latitude 36.8 North, longitude 68.6 West.
The post-tropical cyclone is moving toward the east near 15 mph (24
km/h), and Arthur is expected to gradually turn southward and slow
down over the next day or so.
 
Maximum sustained winds are near 60 mph (95 km/h) with higher gusts.
Some gradual weakening is forecast to begin tonight and continue
through Wednesday.
 
Tropical-storm-force winds extend outward up to 160 miles (260 km)
from the center.
 
The estimated minimum central pressure is 991 mb (29.27 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
SURF:  Swells generated by Arthur are expected to affect portions
of the mid-Atlantic and southeast U.S. coasts during the next
day or two.  These swells could cause life-threatening surf and rip
current conditions. Please consult products from your local weather
office.
 
 
NEXT ADVISORY
-------------
This is the last public advisory issued by the National Hurricane 
Center on this system. Additional information on this system can be 
found in High Seas Forecasts issued by the National Weather Service, 
under AWIPS header NFDHSFAT1, WMO header FZNT01 KWBC, and available 
on the Web at http://ocean.weather.gov/shtml/NFDHSFAT1.php
 
$$
Forecaster Blake

Public Advisory not available for this storm.

Post-Tropical Cyclone ARTHUR Forecast Discussion

000
WTNT41 KNHC 191446
TCDAT1
 
Post-Tropical Cyclone Arthur Discussion Number  12
NWS National Hurricane Center Miami FL       AL012020
1100 AM AST Tue May 19 2020
 
Arthur has transitioned into an extratropical low this morning with
a warm front extending northeastward from the circulation, any deep 
convection only along the front, and lots of more stable cumulus 
clouds near the center.  Thus this is the last advisory.  The 
initial intensity remains 50 kt based on continuity and model 
analyses.
 
The main adjustments to the previous forecast include a quicker
dissipation of the post-tropical cyclone, somewhat linked to the
models showing a faster weakening after 12 hours, and a
continuation of the westward shift in the track forecast in a day
or two.  These changes are consistent with the latest model
consensus for track and similar to a GFS/ECMWF blend for intensity.
 
Dangerous coastal surf conditions and rip currents are expected to
continue along portions of the mid-Atlantic and southeast U.S.
coasts during the next couple of days.  See products from your local
National Weather Service Forecast Office for more details.
 
 
FORECAST POSITIONS AND MAX WINDS
 
INIT  19/1500Z 36.8N  68.6W   50 KT  60 MPH...POST-TROPICAL
 12H  20/0000Z 36.4N  66.9W   50 KT  60 MPH...POST-TROP/EXTRATROP
 24H  20/1200Z 35.2N  65.6W   45 KT  50 MPH...POST-TROP/EXTRATROP
 36H  21/0000Z 33.6N  65.0W   40 KT  45 MPH...POST-TROP/EXTRATROP
 48H  21/1200Z 32.0N  64.5W   30 KT  35 MPH...POST-TROP/EXTRATROP
 60H  22/0000Z...DISSIPATED
 
$$
Forecaster Blake

ARTHUR storm path from NHC

Time Speed Location Status
50 knots 36.8, -68.6 translation missing: en.POST-TROPICAL
50 knots 36.4, -66.9 POST-TROPICAL CYCLONE
45 knots 35.2, -65.6 POST-TROPICAL CYCLONE
40 knots 33.6, -65.0 POST-TROPICAL CYCLONE
30 knots 32.0, -64.5 POST-TROPICAL CYCLONE
0 knots translation missing: en.DISSIPATED


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