Air Masses & Fronts

Body of dry air that is low in humidity because it formed over a LAND area.

• Maritime air mass

• Polar air mass

• Continental air mass

• Tropical air mass

Tags

NGSS.MS-ESS2-5

A prediction about weather based on observations of atmospheric conditions.

• Forecast

• Weather report

• Climate report

• Pretell

Tags

NGSS.MS-ESS2-5

A warm air mass that forms in the tropics and has low air pressure.

• Continental

• Maritime

• Tropical

• Polar

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

A front where a warm air mass is caught between two colder air masses and brings cool temperatures and large amounts of rain and snow.

• Stationary front

• Cold front

• Warm front

• Occluded front

Tags

NGSS.MS-ESS2-5

A huge horizontal body (river) of air that has similar temperature, humidity, and air pressure at any given height.

• Air lake

• Air mass

• Air pocket

• Air river

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

A front where warm air moves over cold air that brings clouds and precipitation followed by warm and clear weather.

• Cold front

• Stationary front

• Occluded front

• Warm front

Tags

NGSS.MS-ESS2-5

A location where an air mass forms; it must be a relatively large and uniform area.

• Ocean

• Source Region

• Land

• Air Mass Region

A front where cold air moves in under a warm air mass.

• Occluded front

• Warm front

• Cold front

• Stationary front

Tags

NGSS.MS-ESS2-5

The boundary between two air masses.

• Air mass border

• Front

• Separation

• Front border

Tags

NGSS.MS-ESS2-5

A cold air mass that forms north of 50° north latitude and south of 50° south latitude and has high air pressure.

• Tropical air mass

• Saffir-Simpson scale

• Tropical front

• Polar air mass

Tags

NGSS.MS-ESS2-5