Severe weather occurrences
Ocean Currents
Air Mass
Weather
100

An overflowing of a large amount of water

A flood

100

the quality or degree of being saline.

Salinity

100

A large body of air with roughly the same temp and humidity 

An air mass

100

A warm ocean current flowing N from the Gulf of Mexico, along the E coast of the U.S., to an area off the SE coast of Newfoundland




Gulf Stream

200

A  prolonged period of abnormally low rainfall, leading to a shortage of water.

A drought

200

the degree of compactness of a substance.

Density

200

the boundary of an advancing mass of cold air, in particular the trailing edge of the warm sector of a low-pressure system.

A Cold front 

200

This storm is caused by strong rising air currents and characterized by thunder and lightning and usually heavy rain or hail.

Thunder & Lightning Storm 

300

a storm with thunder and lightning and typically also heavy rain or hail.

Thunder Storm

300

the degree or intensity of heat present in a substance or object, especially as expressed according to a comparative scale and shown by a thermometer or perceived by touch.

Temp

300
the boundary of an advancing mass of warm air, in particular the leading edge of the warm sector of a low-pressure system.


Warm Front

300

a mobile, destructive vortex of violently rotating winds having the appearance of a funnel-shaped cloud and advancing beneath a large storm system.

Tornado 

400

A severe snowstorm with high winds and low visibility.

 A Blizzard

400

a rising of seawater, magma, or other liquid.

upwelling


400

This is a weather front or transition zone between two air masses when neither air mass is advancing into the other at a speed exceeding 5 knots at the ground surface.

Stationary Front

400

pellets of frozen rain which fall in showers from cumulonimbus clouds.

Hail

500

second-most damaging and intense hurricane to make landfall in the U.S. state of Louisiana on record, behind Hurricane Katrina in 2005. ... The storm also caused catastrophic flooding across the Northeastern United States.

Hurricane Ida

500
In reality, these patches are almost entirely made up of tiny bits of plastic, called microplastics.


Great garbage patch

500
A composite front produced by occlusion.


Occluded Front

500
A storm with very strong wind but little or no rain or snow; a gale.


Windstrom
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