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Hurricane Teddy Advisory Number 37
NWS National Hurricane Center Miami FL AL202020
1100 AM AST Mon Sep 21 2020
...TEDDY'S HUGE WAVE FIELD EXPECTED TO CAUSE LIFE-THREATENING RIP
CURRENTS ALONG WESTERN ATLANTIC BEACHES FOR A FEW MORE DAYS...
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
ABOUT 150 MI...240 KM ESE OF BERMUDA
ABOUT 935 MI...1500 KM S OF HALIFAX NOVA SCOTIA
MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H
PRESENT MOVEMENT...NNE OR 20 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...960 MB...28.35 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY:
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm Warning is in effect for...
A Tropical Storm Watch is in effect for...
* Lower East Pubnico to Main-a-Dieu Nova Scotia
A Tropical Storm Warning means that tropical storm conditions are
expected within the warning area.
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area.
Interests elsewhere in Atlantic Canada should closely monitor the
progress of Teddy. Additional watches and/or warnings could be
required later today.
For storm information specific to your area, please monitor
products issued by your national meteorological service.
DISCUSSION AND OUTLOOK
At 1100 AM AST (1500 UTC), the center of Hurricane Teddy was located
near latitude 31.1 North, longitude 62.7 West. Teddy is moving
toward the north-northeast near 14 mph (22 km/h), and this motion is
expected to continue today, followed by a turn toward the north
overnight and north-northwest on Tuesday. Teddy should turn to the
north-northeast as it approaches Nova Scotia on Wednesday.
Maximum sustained winds are near 90 mph (150 km/h) with higher
gusts. Teddy is expected to gain strength overnight, but weaken
steadily by Wednesday and become a strong post-tropical cyclone.
Teddy is a large hurricane. Hurricane-force winds extend outward up
to 80 miles (130 km) from the center and tropical-storm-force winds
extend outward up to 230 miles (370 km).
An Air Force Reserve Hurricane Hunter aircraft recently reported a
minimum central pressure of 960 mb (28.35 inches).
HAZARDS AFFECTING LAND
Key messages for Teddy can be found in the Tropical Cyclone
Discussion under AWIPS header MIATCDAT5 and WMO header WTNT45 KNHC
and on the web at https://www.hurricanes.gov/text/MIATCDAT5.shtml.
WIND: Tropical storm conditions are expected to affect Bermuda
today. Tropical storm conditions could begin over Nova Scotia on
Tuesday afternoon in the watch area.
SURF: Large swells generated by Teddy are affecting Bermuda, the
Lesser Antilles, the Greater Antilles, the Bahamas, the east coast
of the United States, and Atlantic Canada. These swells are likely
to cause life-threatening surf and rip current conditions. Please
consult products from your local weather office.
RAINFALL: From Tuesday through Thursday, Teddy is expected to
produce rainfall accumulations of 2 to 4 inches (50 to 100 mm) with
isolated totals of 6 inches (150 mm) across sections of Atlantic
Next intermediate advisory at 200 PM AST.
Next complete advisory at 500 PM AST.