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The strong extratropical cyclone that formed today (bomb cyclone) off the coast of the southern region of Brazil and the arrival of a cold air mass of polar origin, also strong, over Uruguay and the extreme south of Brazil caused strong gusts of windy Monday afternoon, September 14, in various locations in the South and Southeast.
In the late afternoon, the strong wind was felt in São Paulo. The streaks will continue to be observed throughout the night of this Monday and at dawn on Tuesday, September 15.
See some intense gusts recorded up to 18 hours (Brasilia) by INMET – National Institute of Meteorology and at airports
Appropriate (RS): 75 km / h
Torres (RS): 73 km / h
Florianópolis (SC): 63 km / h (aero)
Arraial do Cabo (RJ): 69 km / h
São Sebastião (SP): 64 km / h
São Paulo (SP): 42 km / h (Field of Mars)
Araranguá (SC): 58 km / h
The marine cyclonic pump and the cold polar air mass in Uruguay cause a wide variation in atmospheric pressure that increases the wind speed on the south and southeast coast
Offshore Cyclone Pump and Cold Polar Air Mass in Uruguay
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