TEMPERATE CYCLONES Flashcards
LATITUDE
35-65* IN BOTH HEMISPHERE
MEFW
MID LATITUDE CYCLONE
EXTRATROPICAL CYCLONE
FRONTAL CYCLONE
WAVE CYCONE
ORGIN
DYNAMIC
DYNAMIC
AIR MASS INTERACTION WITH CORIALIS FORCE
AIR MASS IS
LITTLE HORIZONTAL VARIATION IN T* AND MOISTURE
AIRMASS HEIGHT
SURFACE TO LOW STRATOSPHERE
SOURCE REGION
HOMOGENOUS REGION OVER WHICH AIR MASSES FORM
MAIN SOURCE REGION
HIGH PRESSURE BELT
MAIN HP BELT
SUBTROPICAL
POLAR
SUBTROPIC HPB
TROPICAL AIR MASSES
POLES
POLAR AIR MASSES
SOURCE REGION——–AM
HEAT AND MOISTURE EQUILIBRIUM
AM SS
STABLE STAGNANT
AM ————CONVECTION
DONT FACILITATE CONVECTION
CONDITION FOR AM: GDHN
GENTLE
DIVERGENT AIR CIRCULTATION
HP WITH LITTLE PRESSURE
NO MAJOR SOURCE REGION IN MID LATITUDE
WHY NO SOURCE REGION IN MID LATITUDE
FRONTAL CYCLONES
SOURCE REGION WSCSA
WARM TROPICAL SUB TROPIC OCEAN
SUBTROPIC HOT DESERT
COLD HIGH LATITUDE OCCEAN
SNOW CONTINENT HIGH LATITUDE
ARCTIC AND ANTARCTIC
TYPES OF AIRMASSES
mT
cT
mP
cP
cA
C=
CONTINENTAL
M=
MARITIME
C
DRY
M
MOIST
FIRST LETTER
PROPERTY
SECOND LETTER
SOURCE REGION
WARM AM
WARMER THAN UNDERLYING AREA
mP LAT
40-60*
MARITIME POLAR
COOL MOIST UNSTABLE
CONTINENTAL TROPICAL
DRY HOT STABLE
MARITIME TROPICAL
WARM HUMID UNSTABLE
CONTACT ZONE STORMS
FRONTS
FRONT IS
BOUNDARY ZONE BW 2 CONVERGING AIR MASSES
FRONT HAS
DIFFERENT PHY PROPERTIES
TWO AM———
DONT MERGE READILY
FRONTOGENESIS
WAR BETWEEN TWO AIR MASSES
ONE AM WINS AGAINST OTHER
FRONTOLYSIS
NH FRONTOGENESIS
ANTICLOCKWISE
SH FRONTOGENESIS
CLOCKWISE
FRONTOGENESIS—–>
MID LATITUDE CYCLONE(TEMPERATE)
HIGH TEMPERATURE CONTRAST
THIN FRONTAL ZONE
DIFFERENT PHY PROPERTY——>
DONT MERGE READILY
DONT MERGE READILY——->
THIN FRONTAL ZONE
FRONTAL ACTIVITY——>
ADIABATIC
ADIABATIC——–>
CLOUDINESS AND PRECIPITATION
INTENSITY OF PRECIPITATION
SLOPE OF ASCENT
AMOUNT OF MOISTURE
WIND SHIFT
> 45
<15 MIN
10 KNOTS
STATIONARY FRONT
PARALLEL TO THE FRONT WIND
SF WEATHER
CUMULONIMBUS
FRONTAL PRECIPITATION
COLD F SLOPE
STEEP
WHY CF STEEP
2X COLD FRONT
2X CF
SHARPER CHANGE IN WEATHER
CF MARKER
CIRRUS
ALTOCUMULUS
ALTOSTRATUS
ACTUAL CF
CUMULO NIMBUS
NIMBUS
WARM FRONT
SLOPING FRONTAL SURFACE
WF——– CHANGE
GRADUAL
WF PRECIPITATION
MODERATE TO GENTLE
NO CUMULONIMBUS IN
WARM FRONT
PASSAGE OF WARM FRONT
RISE IN TEMP AND PRESSURE
CIRRO STRATUS MARKER
HALO AROUND SUN AND MOON
OCCLUDED FRONT
AROUND LP-WARM AIR FORCED UPWARDS
SF WINNER
TIE
CF WINNER
XLEARLY COLD
WF WINNER
COLD AM
OCCLUDED FRONT WINNER
COLD DOUBLE WINNER
CF WF OF ARE EG OF
TEMPERATURE INVERRSION
TC ISOBARS
NOT CLOSED
POLAR FRONT BELTS
SUB TROPICAL HIGH
SUB POLAR LOW
OCCLUSION FRONT—–>
TEMPERATE CYCLONE
POLAR FRONT IS
OCCLUDED FRONT
TEMERATURE INVERSION IS
WA ABOVE CA
TEMPERATE CYCLONE DIRECTION
WEST TO EAST
TC MOVT. CONTROLLER
POLAR JET STREAM
TC SEASON
WINTER AUTUMN SPRING
WHY NOT SUMMER
MOVES NORTHWARDS
TC SHAPE
INVERTED V
WESTERN DISTURBANCE IS
TEMPERATE CYCLONE
TC MOSTLY NH
GREATER T CONTRAST
TC OCCURS
LAND AND SEA
WHY TEMP CY LARGER THAN TROPICAL
LARGERR AIR MASSES
TEMP CY DAMAGE
FLOODING
ENERGY SOURCE
PHY PROPERTIES OF AIR MASSES
———–SUCEED AND PRECEDE A CTEMPERATE CYCLONE
ANTI CYCONE
ASSOCIATED INSTABILITY
WESTERN DISTURBANCE
FUJIWHARA EFFECT
TWO CYCOLNE REVOLVING AROUND