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BULLETIN
Post-Tropical Cyclone Idalia Advisory Number  26
NWS National Hurricane Center Miami FL       AL102023
1100 PM AST Fri Sep 01 2023
 
...IDALIA NEAR BERMUDA...
...HEAVY RAINS AND STRONG WINDS EXPECTED THERE THROUGH THE
WEEKEND...
 
 
SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...31.8N 65.3W
ABOUT 45 MI...75 KM SW OF BERMUDA
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...E OR 100 DEGREES AT 16 MPH...26 KM/H
MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
None.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
 
A Tropical Storm Warning is in effect for...
* Bermuda
 
A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area within 36 hours.
 
For storm information specific to your area, please monitor
products issued by your national meteorological service.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 1100 PM AST (0300 UTC), the center of Post-Tropical Cyclone 
Idalia was located near latitude 31.8 North, longitude 65.3 West. 
The post-tropical cyclone is moving toward the east near 16 mph (26 
km/h) and this general trajectory at a slower forward speed is 
expected through Saturday as it remains near Bermuda.  A turn 
toward the northeast is forecast on Sunday. 
 
Maximum sustained winds are near 50 mph (85 km/h) with higher gusts.
Little change in strength is forecast during the next few days. 
Idalia could transition to a tropical or subtropical storm on
Saturday.
 
Tropical-storm-force winds extend outward up to 220 miles (350 km)
from the center.
 
The estimated minimum central pressure is 1000 mb (29.53 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
Key messages for Idalia can be found in the Tropical Cyclone
Discussion under AWIPS header MIATCDAT5 and WMO header WTNT45 KNHC,
and on the web at hurricanes.gov/text/MIATCDAT5.shtml
 
WIND:  Tropical storm conditions are expected on Bermuda on
Saturday.
 
RAINFALL:  Idalia is expected to produce rainfall amounts of 3 to 5
inches, or 75 to 125 millimeters, across Bermuda through the
weekend.  The heavy rainfall will likely cause areas of flash and
urban flooding on the island.
 
SURF:  Swells generated by Idalia will affect the southeastern U.S.
coast and Bermuda during the next couple of days.  These swells are
likely to cause life-threatening surf and rip current conditions.
Please consult products from your local weather office.
 
 
NEXT ADVISORY
-------------
Next intermediate advisory at 200 AM AST.
Next complete advisory at 500 AM AST.
 
$$
Forecaster Cangialosi
 
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