Détail du cyclone : BERTHA en 2020 (Dissipé)

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BULLETIN
Post-Tropical Cyclone Bertha Advisory Number 6
NWS Weather Prediction Center College Park MD AL022020
1100 AM EDT Thu May 28 2020

…EXTRATROPICAL BERTHA MOVING NORTH TOWARD CANADA…


SUMMARY OF 1100 AM EDT…1500 UTC…INFORMATION
———————————————–
LOCATION…40.8N 80.2W
ABOUT 150 MI…280 KM SSW OF BUFFALO NEW YORK
MAXIMUM SUSTAINED WINDS…25 MPH…35 KM/H
PRESENT MOVEMENT…N OR 10 DEGREES AT 30 MPH…48 KM/H
MINIMUM CENTRAL PRESSURE…1012 MB…29.89 INCHES


WATCHES AND WARNINGS
——————–
There are no watches or warnings in effect.


DISCUSSION AND OUTLOOK
———————-
At 1100 AM EDT (1500 UTC), the center of
post-tropical/extratropical cyclone Bertha was located near
latitude 40.8 North, longitude 80.2 West. The cyclone is moving
toward the north near 30 mph (48 km/h) and will gradually
accelerate as the poorly defined center of circulation moves into
Canada later today.

Maximum sustained winds are near 25 mph (35 km/h) with higher gusts.
Little change in strength is forecast during the next 48 hours.

The estimated minimum central pressure is 1012 mb (29.89 inches).


HAZARDS AFFECTING LAND
———————-
RAINFALL: Tropical moisture associated with the remnants of Bertha
will contribute to scattered heavy downpours but the overall flash
flood risk will remain marginal across western Pennsylvania and New
York this afternoon.


NEXT ADVISORY
————-
This is the last public advisory issued by the Weather Prediction
Center on Bertha.

$$
Forecaster Carbin

FORECAST POSITIONS AND MAX WINDS

INIT 28/1500Z 40.8N 80.2W 20 KT 25 MPH…POST-TROP/EXTRATROP
12H 29/0000Z 44.7N 79.4W 20 KT 25 MPH…POST-TROP/EXTRATROP
24H 29/1200Z…POST-TROP/REMNT LOW

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