lightning & thunderstorm (disaster risk reduction-natural hazards)
TRANSCRIPT
![Page 1: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/1.jpg)
2/13/2014 10:05:33 AM
![Page 2: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/2.jpg)
Thunderstorm
is a localized storm
which is
accompanied
with lightning and
thunder and often
brings heavy
rainfall,
hail as well as
strong
gusty winds.
2/13/2014 10:05:40 AM
![Page 3: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/3.jpg)
12,000 m
9,000 m
6,000 m
3,000 m
• Typical thunderstorm
is 5 km. in diameter
• Lasts an average of
30 minutes; although
some may last longer.
• All thunderstorms are
dangerous!!!
2/13/2014 10:05:41 AM
![Page 4: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/4.jpg)
2/13/2014 10:05:41 AM
Air mass - Results from surface heating
Considered self-destructive
The Two Types of Thunderstorms
Steady State- associated with weather systems
![Page 5: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/5.jpg)
2/13/2014 10:05:41 AM
Moisture - to form clouds and rain
The Thunderstorm Recipe
Unstable air - warm air that can rise rapidly
Lift - to form clouds and rain caused by cold or
warm fronts, sea breezes, mountains, or the
sun’s heat
![Page 6: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/6.jpg)
2/13/2014 10:05:41 AM
DEVELOPING STAGE MATURE STAGE DISSIPATING STAGE
The Thunderstorm Life Cycle
![Page 7: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/7.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Thunderstorm Warning Levels:
2/13/2014 10:05:48 AM
![Page 8: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/8.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Thunderstorm Warning Levels:
2/13/2014 10:05:49 AM
![Page 9: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/9.jpg)
PAGASA
DOST “tracking the sky… helping the country”
PAGASA Thunderstorm Warning Levels:
2/13/2014 10:05:49 AM
![Page 10: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/10.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Thunderstorm Warning Levels:
2/13/2014 10:05:49 AM
![Page 11: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/11.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Thunderstorm Warning Levels:
2/13/2014 10:05:50 AM
Thunderstorm
Warning
Thunderstorm is
threatening a specific
area within the next 2
hours.
![Page 12: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/12.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Heavy Rainfall
Lightning/Thunder
Tornado
Hail
Microburst
Thunderstorms can produce dangerous
weather conditions:
2/13/2014 10:05:50 AM
![Page 13: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/13.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Hazards Associated by TSTM:
1) Heavy Rainfall
2/13/2014 10:05:50 AM
![Page 14: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/14.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Payatas Tragedy
Cherry Hill
2/13/2014 10:05:50 AM
![Page 15: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/15.jpg)
2/13/2014 10:05:52 AM
![Page 16: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/16.jpg)
2/13/2014 10:05:56 AM
Hazards Associated by TSTM: 2) Lightning and thunder
![Page 17: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/17.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Hazards Associated by TSTM: 2) Lightning and thunder
The giant spark of electricity
in lightning makes the air very
hot. When the air bumps into
the cooler air around it, this
causes a cracking sound. This
is called thunder.
![Page 18: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/18.jpg)
PAGASA
DOST “tracking the sky… helping the country”
HOW THUNDER OCCURS 2/13/2014 10:05:56 AM
Rapid
expansion/
contraction
of the air
causes
thunder
![Page 19: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/19.jpg)
PAGASA
DOST “tracking the sky… helping the country”
What
Causes
Lightning
2/13/2014 10:05:56 AM
![Page 20: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/20.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:56 AM
STEPPED LEADER
STEPPED LEADER
AND
STREAMER
UNITES
STREAMERS
THE LIGHTNING BOLT!
![Page 21: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/21.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:56 AM
![Page 22: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/22.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:56 AM
T-STORM DANGER
Lightning may
extend out to 4 kms.
![Page 23: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/23.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:56 AM
![Page 24: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/24.jpg)
PAGASA
DOST “tracking the sky… helping the country”
5 Ways Lightning Strike People
2/13/2014 10:05:56 AM
![Page 25: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/25.jpg)
PAGASA
DOST “tracking the sky… helping the country”
5 Ways Lightning Strike People
2/13/2014 10:05:56 AM
![Page 26: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/26.jpg)
PAGASA
DOST “tracking the sky… helping the country”
5 Ways Lightning Strike People
2/13/2014 10:05:56 AM
![Page 27: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/27.jpg)
PAGASA
DOST “tracking the sky… helping the country”
5 Ways Lightning Strike People
2/13/2014 10:05:56 AM
![Page 28: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/28.jpg)
PAGASA
DOST “tracking the sky… helping the country”
5 Ways Lightning Strike People
2/13/2014 10:05:56 AM
![Page 29: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/29.jpg)
PAGASA
DOST “tracking the sky… helping the country”
5 Ways Lightning Strike People
2/13/2014 10:05:56 AM
![Page 30: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/30.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Impacts of Lightning
2/13/2014 10:05:56 AM
![Page 31: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/31.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Go inside a home or large building, if you can.
Avoid using electrical appliances such as cp’s, telephones, computers, or television sets.
If stuck outside, do not take shelter under a tall, isolated tree.
Stay away from bodies of water.
If you are trapped in an open field and you feel your hair stand on end, lightning is about to strike. Do not lie flat on the ground.
2/13/2014 10:05:56 AM
![Page 32: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/32.jpg)
PAGASA
DOST “tracking the sky… helping the country”
IF THERE IS NO SHELTER AND YOU ARE
CAUGHT IN A THUNDERSTORM . . .
2/13/2014 10:05:56 AM
![Page 33: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/33.jpg)
PAGASA
DOST “tracking the sky… helping the country”
IF THERE IS NO SHELTER AND YOU ARE
CAUGHT IN A THUNDERSTORM . . .
2/13/2014 10:05:56 AM
![Page 34: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/34.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:56 AM
![Page 35: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/35.jpg)
PAGASA
DOST “tracking the sky… helping the country”
3) Tornado - is a localized windstorm characterized
by a visible funnel-shaped, rapidly whirling cloud that
extends from the base of a dark –cumulonimbus cloud.
• Whirling winds are estimated to exceed 450 km/hr and may last for a few
minutes
• Can strike at any time of the day and can leave a mark of destruction.
2/13/2014 10:05:56 AM
![Page 36: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/36.jpg)
PAGASA
DOST “tracking the sky… helping the country”
What are the signs of impending Tornado?
2/13/2014 10:05:56 AM
![Page 37: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/37.jpg)
PAGASA
DOST “tracking the sky… helping the country”
HOW
TORNADOES
FORM
2/13/2014 10:05:56 AM
![Page 38: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/38.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Formation of Tornadoes
2/13/2014 10:05:56 AM
![Page 39: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/39.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:57 AM
![Page 40: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/40.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:57 AM
![Page 41: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/41.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:57 AM
![Page 42: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/42.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:57 AM
![Page 43: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/43.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:57 AM
![Page 44: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/44.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Historical Tornado
Occurrences in the
Philippines (1994-2005)
2/13/2014 10:05:57 AM
![Page 45: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/45.jpg)
PAGASA
DOST “tracking the sky… helping the country”
UNROOFED HOUSES WITH TOTALLY DAMAGED
HIGH RISK HOUSES UNROOFED SCHOOL BUILDING CAUSED BY
STRONG WINDS OF THE TORNADO SCHOOL BUILDING SLASHED INTO HALF
BY THE TORNADO
DAMAGES DUE TO TORNADO
OCCURRENCE OVER KALIBO CITY
(August 15, 1998)
2/13/2014 10:05:57 AM
![Page 46: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/46.jpg)
PAGASA
DOST “tracking the sky… helping the country”
A waterspout is just a weak tornado that forms over water.
What is a waterspout?
2/13/2014 10:05:57 AM
![Page 47: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/47.jpg)
PAGASA
DOST “tracking the sky… helping the country”
What is a waterspout?
2/13/2014 10:05:57 AM
![Page 48: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/48.jpg)
PAGASA
DOST “tracking the sky… helping the country”
A waterspout is just a weak tornado that forms over water.
What is a waterspout?
2/13/2014 10:05:57 AM
Fair Weather Water Spout
Tornadic Water Spout
![Page 49: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/49.jpg)
PAGASA
DOST “tracking the sky… helping the country”
What is a waterspout?
2/13/2014 10:05:57 AM
![Page 50: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/50.jpg)
PAGASA
DOST “tracking the sky… helping the country”
What is a waterspout?
2/13/2014 10:05:57 AM
![Page 51: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/51.jpg)
PAGASA
DOST “tracking the sky… helping the country”
What is a waterspout?
2/13/2014 10:05:57 AM
![Page 52: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/52.jpg)
PAGASA
DOST “tracking the sky… helping the country”
4) Hail Chunks of ICE from the sky
Hazards Associated by TSTM:
2/13/2014 10:05:57 AM
![Page 53: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/53.jpg)
PAGASA
DOST “tracking the sky… helping the country”
4) Hail
Hazards Associated by TSTM:
2/13/2014 10:05:57 AM
small balls of ice and
hardened snow that
fall like rain
Hailstorm
A storm that includes
the downpour of hail.
![Page 54: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/54.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:57 AM
Hail Formation
![Page 55: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/55.jpg)
PAGASA
DOST “tracking the sky… helping the country”
Hazards Associated by TSTM:
2/13/2014 10:05:57 AM
![Page 56: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/56.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:57 AM
MICROBURST
A microburst
is a very localized
column of sinking
air, producing
damaging
divergent and
straight-line winds
at the surface.
![Page 57: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/57.jpg)
PAGASA
DOST “tracking the sky… helping the country” 2/13/2014 10:05:58 AM
MICROBURST
![Page 58: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/58.jpg)
2/13/2014 10:05:58 AM
![Page 59: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/59.jpg)
2/13/2014 10:05:58 AM
![Page 60: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/60.jpg)
2/13/2014 10:05:58 AM
![Page 61: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/61.jpg)
2/13/2014 10:05:58 AM
![Page 62: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/62.jpg)
2/13/2014 10:05:58 AM
![Page 63: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/63.jpg)
2/13/2014 10:05:58 AM
![Page 64: Lightning & thunderstorm (Disaster Risk Reduction-Natural Hazards)](https://reader034.vdocuments.site/reader034/viewer/2022052619/55509097b4c905a85c8b50da/html5/thumbnails/64.jpg)
2/13/2014 10:05:58 AM