Blizzards

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					By: Amanda Giannitti

By: Ashley Hyun
             What is a Blizzard?




 A blizzard is a storm that has falling or blowing snow with winds
    above 30MPH

Blizzards often have snowfall and extremely cold weather (about -7
degrees F), but these factors are not required.
The word blizzard is commonly misused on National Weather
stations, but there is no better word to describe the picture
above.
   What classifies a Blizzard as a severe
                   storm?
    A blizzard can also be classified as severe if it has winds exceeding
       40MPH



Damage
People can loose power,
  water pipes can
  freeze, and roads will
  become slippery and
  unsafe to drive on.
  Also people can die
  and be trapped in
  their homes.




      A blizzard is classified as severe if it is 10degrees F or below
How Are Blizzards Produced?
When a polar air mass and a warm air mass meet the cold air
pushes the warm air up into the atmosphere.
As the warm air mass stays in the atmosphere the water vapor
forms into snow clouds.
When the low temperatures mix with the winds and the snow
they create a blizzard!
          When and Where do Blizzards
   Blizzards are
       most
                 occur in the U.S.
       frequent in
       the Northern
       Mississippi
       Basin.




Blizzards are mostly        Blizzards are also common
found in the northeast      in north-eastern United
part of the u.s. and        States and upper Midwest.
became know as nor’
Easter.
What To Wear During A
       Blizzard
        From united streaming!
                  MARBLE
                  QUESTION
1) What are some factors that usually
   accompany blizzards?




Answer: Snowfall and Extremely Cold weather, but
these factors are not required.
Thanks

				
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posted:8/24/2012
language:English
pages:9