 fact sheet - winter weather warn file localhost d itu web 20mine project uw-can-data webdata winter-canada winter-f html environ canada your window weather fact sheet winter weather warn ontario's infam winter weather down twist turn roller coaster ride sinc provinc li north america's major storm track winter weather system travel ontario averag 3 5 dai ontario battleground cold arctic air invad north warm moist air push gulf mexico in dai resid southern ontario drench cold winter rain cover snow north wind drop temperatur well freez as if weather wait bit chang! ontario winter weather vari dai dai year year on christma dai 1980 peopl toronto shiver nose-freez cold -25 c christma dai year torontonian walk sweater rain jacket spring 17 c temperatur ontario cover territori averag daili temperatur differ 20 celsiu degre for exampl averag daili temperatur januari rang minu -24 c northern portion provinc balmi -4 c southwestern ontario not surprisingli winter earlier north south the winter season northern ontario start octob end mid-mai in southern ontario winter season start novemb finish middl april we joke winter but winter weather joke bitter cold winter storm kill 100 peopl canada year that number canadian kill combin effect tornado thunderstorm lightn flood hurrican heat wave winter watch warn when sever weather approach environ canada warn canadian order time protect famili sound econom decis the ontario weather servic alert public issu special weather statement winter storm watch winter weather warn these broadcast region local radio televis station well environ canada's weatheradio special weather statement file localhost d itu web 20mine project uw-can-data webdata winter-canada summer html statement see summer weather statement in ontario environ canada issu special weather statement flag approach sever weather the special weather statement defenc hazard winter weather special weather statement issu three reason to alert sever weather horizon 24 hour in case special weather statement flag possibl winter sever weather the provid overview detail type amount precipit expect area or to alert weather system inconveni approach 6 24 hour in case environ canada expect criteria weather warn reach but inconvenienc weather or to alert unusu weather expect in case special weather statement issu anticip interest concern safeti such weather includ real snowfal season thick fog wide area thunderstorm februari winter storm watch file localhost d itu web 20mine project uw-can-data webdata winter-canada summer html watch see summer watch environ canada issu winter storm watch head sever danger weather expect the approach weather affect safeti inconveni the winter storm watch second defenc two point rememb winter storm watch winter storm watch issu 12 24 hour advanc approach bad weather winter storm watch alert possibl sever weather pleas watch ski listen radio televis develop environ canada winter storm watch upgrad winter weather warn depend condit winter weather warn file localhost d itu web 20mine project uw-can-data webdata winter-canada summer html warn see summer warn environ canada issu winter weather warn sever weather expect occur the weather servic provid lead time 3 18 hour environ canada's warn specif type weather approach winter weather warn third defens sever weather pleas pai attent there 10 type winter weather warn winter weather warn issu heavi snow warn when 15 centimetr cm snow expect fall 12 hour snow squall warn when lee great lake larg lake 15 cm snow fall 12 hour or when snow squall condit visibl hour warn level accumul snow blizzard warn when forecast expect condit occur hour wind 50 kilometr hour visibl 1 windchil factor exce 1600 wind warn when wind forecast reach 60 three hour forecast expect wind gust 90 freez rain warn whenev moder heavi freez rain expect or when light freez rain moder heavi freez drizzl forecast fall hour heavi rain warn when 25 millimetr mm rain expect fall 24 hour ground frozen sodden snow or when 50 mm rain expect fall 12 hour ground dry cover snow capabl absorb rain flash freez warn when ic expect form rapidli road weather condit such condit includ temperatur expect fall 0c well snow rain freez rain freez drizzl fall temperatur start plummet windchil warn when risk frostbit hypothermia exist the criteria windchil warn vari part provinc peopl acclimat winter area the three windchil warn level ontario windchil -35 lower south-central southwestern ontario windchil -45 lower rest ontario except northern part northwestern ontario windchil -55 lower northern part northwestern ontario with windchil -10 on's degre discomfort start increas with windchil -25 risk frostbit start increas cold wave warn when temperatur expect fall 24 hour normal season temperatur cold temperatur the cold temperatur level warn vari geograph locat for south central southwestern portion ontario cold temperatur level reach minimum temperatur expect fall -20 c maximum temperatur expect rise -10 c for rest ontario cold temperatur level reach minimum temperatur expect fall -30 c maximum temperatur expect rise -20 c winter storm warn when 25 cm snow expect fall 24 hour forecast expect weather condit list warn occur instanc 15 cm snow expect accompani wind 60 other winter weather stuff whiteout term describ blizzard-like blow snow condit reduc visibl feet peopl stand whiteout unabl shadow landmark lose sens direct percept balanc land sky blend sleet un-canadian term environ canada's vocabulari american term describ mixtur rain snow ic pellet accompani bite wind the canadian wordier mention precipit type occur time blizzard strictli appli definit rare event ontario! the high low ontario winter highest record temperatur decemb februari 22 2 c niagara fall jan 22 1950 lowest record temperatur -58 3 c iroquoi fall jan 23 1935 heaviest 24 hour record snowfal 101 6 cm nolalu thunder bai mar 24 1975 winteriest citi reput timmin averag snowfal number below-freez dai cold night car manufactur test car truck sunniest winter averag thunder bai coldest windchil thunder bai jan 10 1982 actual temperatur -42 c wind 56 produc windchil factor 2750 greatest frequenc freez rain averag northern portion ottawa vallei south east north bai 20-25 instanc freez rain winter snowiest locat lot choic lake huron lake superior most locat lake superior snow belt north sault ste mari averag excess 400 cm snowfal winter obtain winter weather inform environ canada winter weather public hourli bulletin autom telephon answer devic atad weatheradio in addit specif weather directli environ canada meteorologist 1-900 user-pai telephon servic weather-on-on-on 1-900-565-5555 climat weather record call climatesourc 1-900-565-1111 for visit environ canada's green lane internet http ec gc http ec gc file localhost d itu web 20mine project uw-can-data webdata winter-canada pdf winter pdf winter fact sheet pdf version file localhost or-home html ontario green lane file localhost comment html feedback file localhost d itu web 20mine project uw-can-data webdata winter-canada winter-f html fran ai http ec gc septemb 24 2001 url http ec gc sever-weather winter html copyright 1999 environ canada all right reserv http canada gc 