LAND BREEZE

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LAND BREEZE

• OCCURS AS A LOW PRESSURE SYSTEM DEVELOPS OVER
  WATER AT NIGHT DUE TO SPECIFIC HEAT DIFFERENCES.
  GOES FROM THE LAND OUT TO THE WATER

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SEA BREEZE

• OCCURS AS LOW PRESSURE AREA DEVELOPS OVER LAND
  DURING HEAT OF DAY. AIR FLOWS FROM OCEAN TO LAND
  BRINGING IN COOLING WINDS.

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KATABATIC WIND

• COLD DRY MOUNTAIN WIND
• ALSO KNOWN AS MISTRAL BORA
• CAN CAUSE EXTREMELY COLD TEMPERATURES IN A
  RELATIVELY SHORT PERIOD OF TIME.

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CHINOOK WINDS

• WARM AND DRY MOUNTAIN WIND BRINGING RAPID
  TEMPERATURE INCREASES
• ALSO KNOWN AS ZONDA, FOEHN, SANTA ANA

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MONSOON

• SEASONAL REVERSAL OF WIND
• DRY MONSOON OCCURS IN WINTER WITH LOW PRESSURE
  OVER WATER
• WET MONSOON OCCURS IN SUMMER WITH LOW PRESSURE
  OVER LAND

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AIR MASSES FRONTS

• Chapter 19

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AIR MASS

• A LARGE BODY OF AIR THAT IS CHARACTERIZED BY THE
  SAMENESS OF TEMPERATURE HUMIDITY

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SOURCE REGION

• THE AREA WHERE AN AIR MASS ACQUIRES ITS
  PROPERTIES OF TEMPERATURE AND MOISTURE
• CONTINENTAL LAND DRY
• MARITIME OR MARINE WATER MOIST

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AIR MASSES
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FRONTS

• BOUNDARIES THAT SEPARATE AIR MASSES OF DIFFERENT
  DENSITIES
• WARM OVER RUNNING
• COLD
• OCCLUDED - PINCHING
• STATIONARY

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WARM FRONT
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COLD FRONT
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OCCLUDED
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STATIONARY FRONT
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MID-LATITUDE CYCLONES

• PRIMARY WEATHER PRODUCERS IN MID- LATITUDES 30
  60 DEGREES
• LARGE CENTERS OF LOW PRESSURE THAT GENERALLY
  TRAVEL FROM WEST TO EAST LASTING FROM A FEW DAYS
  TO MORE THAN A WEEK
• COUNTERCLOCKWISE MOTION

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