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HURRICANES INTENSE STORM OF TROPICAL ORIGIN. TROPICAL WEATHER  FROM 23.5° N TO 23.5°S LATITUDE  SMALL TEMPERATURE CHANGES  HIGH HUMIDITY  AFTERNOON.

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Presentation on theme: "HURRICANES INTENSE STORM OF TROPICAL ORIGIN. TROPICAL WEATHER  FROM 23.5° N TO 23.5°S LATITUDE  SMALL TEMPERATURE CHANGES  HIGH HUMIDITY  AFTERNOON."— Presentation transcript:

1 HURRICANES INTENSE STORM OF TROPICAL ORIGIN

2 TROPICAL WEATHER  FROM 23.5° N TO 23.5°S LATITUDE  SMALL TEMPERATURE CHANGES  HIGH HUMIDITY  AFTERNOON THUNDERSTORMS

3 HURRICANE HUGO

4 SQUALL LINE  LINE OF STORMS  PRECEDED BY STRONG WINDS  FOLLOWED BY HEAVY DOWN POURS( 30 MIN)  STEADY RAIN FOR SEVERAL HOURS

5 STREAM LINES  INDICATE THE DIRECTION OF WIND  AIR CONVERGES AND DIVERGES

6 HURRICANE ANDREW

7 PARTS OF A HURRICANE  EYE- CALM CENTER OF THE HURRICANE  EYEWALL- RING OF INTENSE THUNDERSTORMS AROUND THE EYE

8 SIGNS OF A HURRICANE  OVERCAST SKY: CIRROSTRATUS CLOUDS  SIGNIFICANT DROP IN BAROMETRIC PRESSURE  NORTH/NORTHWEST WINDS  INCREASE IN WIND STRENGTH  INCREASE IN WAVE HEIGHT  HEAVY RAINS

9 NOAA

10 NORTHERN HEMISPHERE  WARM SURFACE AIR  IN TOWARDS EYE  RISES  LOW PRESSURE ZONE  ALOFT AIR  COOLS  RELEASES WATER VAPOR  SINKS  HIGH PRESSURE

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12 RIGHT ENVIRONMENT  LIGHT WINDS  HIGH HUMIDITY  WARM SURFACE WATER TEMPERATURE

13 HURRICANE SEASON  JUNE TO NOVEMBER

14 BIRTH / DEATH  TRANSFER OF HEAT (ENERGY) FROM WARM WATER  CONVERGING STORMS  COLD WATER  LAND

15 NAMING  ALPHABET LETTERS  1953-77 FEMALE NAMES ONLY  1978/79 ALTERNATING MALE & FEMALE NAMES  CATASTROPHIC CATEGORY 3 OR HIGHER THE NAME IS RETIRED  MORE THAN 26, GREEK ALPHABET IS USED

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17 NOTABLE HURRICANES  2005 CATEGORY 3  KATRINA  LOUISANA  1992 CATEGORY 5  ANDREW  FLORIDA  1989 CATEGORY 4  HUGO  SOUTH CAROLINA

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