1. Storms Extreme Weather Compilation.mp4
Low pressure systems (cyclones)
Storm Characteristics:
Moisture
High winds
Air rushes in and
moves Counter-clockwise

2. Watches/Warnings
A watch will be issued if hazardous weather is expected for your area.
A warning is issued if bad weather is close to your area.

3. Thunderstorms

4. Thunderstorms video
Associated with cold fronts, when warm air rises rapidly causing massive amounts of condensation to occur and cumulonimbus clouds clouds form.
When condensation occurs it releases large amounts of energy and heats up the air.

5. Super cell thunderstorms
The thunderstorm can cause tornados and large hail due to it’s incredible updraft speed.

6. Lightning and Thunder

7. Lightning and Thunder are produced from:
Strong updraft causes particles to lose or gain electrons
Negative charged electrons attracted to positively charged Earth
Flow of electrons is electricity (lightning)
Lightning heats the air and expands explosively
Thunder is the sonic boom caused by the expansion of the heated air.

9. Thunderstorm Safety Tips
Seek shelter inside a vehicle or building above potential flood areas.
If you are in an open space and can’t get to shelter get down low to the ground
Unplug valuable devices

10. Tornadoes

11. Tornadoes Intense cyclones Thunderstorms can produce tornadoes
Funnel cloud covering a small area
Winds can be over 300 mph
Occur central United States (Tornado Alley)
cP air mass meets mT air mass

12. Tornado Safety tips
Tornado warning is forecasted for your area you should go to a basement or if you don’t have one go to an interior room of your home.
Also try and get under a table to protect yourself from flying projectiles.

14. A waterspout off the Florida Keys photographed from an aircraft

15. Hurricanes

16. Hurricanes
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17. Hurricanes Large cyclone, forms in moist tropical air
Develop in late summer and early fall when oceans are warm
Fuel provided by condensation of evaporated water molecules
Hundreds of miles wide
Winds > 74 mph
Category 5 is the most damaging, >155 mph
Storm surge along coastline much damage

24. Hurricane Safety Tips Have an emergency supply kit
gallon of water per person
ready to eat foods
flashlights with batteries
First aid kit
Evacuate when instructed to do so
Stay indoors

25. Winter Storms

26. Winter Storms Blizzard high winds > 35 mph
heavy snow, low visibility
occurs near coastal regions

27. Winter storm tips
Before a storm reaches your area make sure you have food, water, shovels, salt and a source of heat if the power goes out.
Winter storms can be dangerous so don’t treat them lightly and stay off the roads.

28. Prepare for Severe Weather Video