The Costly The Costly Prairie Prairie HailstormsHailstorms

By:Brandi-lee GetsonBy:Brandi-lee Getson

The storm took place:The storm took place:

In JulyIn July In 1996In 1996 In Winnipeg and CalgaryIn Winnipeg and Calgary

What kind of damage this What kind of damage this caused:caused:

Auto damageAuto damage CropsCrops Property lossesProperty losses

Cost of damage:Cost of damage:

$300 million in property $300 million in property losseslosses

How hailstorms happen in How hailstorms happen in ManitobaManitoba

Major hailstorms happen form the Major hailstorms happen form the west to west west to west

The direction being from the The direction being from the northwest to a cold frontnorthwest to a cold front

It is rare for a hailstorm to come It is rare for a hailstorm to come from the south or east from the south or east

How hailstones form:How hailstones form:

Begin as small frozen raindrops or Begin as small frozen raindrops or snow crystals.snow crystals.

They grow mainly by creating They grow mainly by creating super cooled liquid and air from super cooled liquid and air from the surrounding cloud as they are the surrounding cloud as they are held by strong updrafts.held by strong updrafts.

Only cumulonimbus clouds can Only cumulonimbus clouds can produce hail. produce hail.

After the storm:After the storm:

Research has shown that many Research has shown that many plants can successfully recover plants can successfully recover under these conditions.under these conditions.

Crops vary in hail damage Crops vary in hail damage Hay and cereals are some crops Hay and cereals are some crops

that can be saved that can be saved Bulk wheat, beans, peas, and Bulk wheat, beans, peas, and

canola are not able to be helpedcanola are not able to be helped

Climate FactorsClimate Factors

WarmWarm Very flatVery flat GrassyGrassy Cold fronts Cold fronts

Hail storms Weather Hail storms Weather CastCast

The Prairies HailstormThe Prairies Hailstorm

ReferenceReference

http://www.mscsmc.ec.gc.ca/medihttp://www.mscsmc.ec.gc.ca/media/top10/archive_e.htmla/top10/archive_e.html

http://www.mmpp.com/http://www.mmpp.com/Downloads/Hailmmpp.pdfDownloads/Hailmmpp.pdf