Freezing rain and ice pellets fall in Greater Moncton, 07 Feb 2020 (Dearing)
A sprawling low pressure system brought a mixed bag of precipitation to the Maritimes on Thursday and Friday with mainly snow in the north and mixed snow, ice pellets, freezing rain and rain in the south.
Temperatures remained below freezing in Greater Moncton during the lengthy storm where about 13 cm of mixed precipitation fell.
Parts of Nova Scotia had extended periods of freezing rain and later rain as the thermometer surged amid strong southwest winds but quickly plummeted.
The storm also dumped heavy snow on eastern Ontario and southern Quebec.
Snowfall totals (cm) as of 08 February:
Montreal area 35-45
Quebec City area 35-40
Ottawa Airport 26
Greater Moncton 13
(Data courtesy Environment Canada)
A Colorado Low tracked across Lake Huron on Saturday and brought snow to nearly all of Ontario and Southern Quebec with the first major amounts this winter.
Strong gusty winds up to 100 km/h in some areas also created blowing snow.
The low pressure system continued through the Northeastern United States and impacted the Maritimes on Sunday.
Snowfall amounts (in cm):
Thunder Bay 21
Ottawa 20 (new daily record for 18 January)
Toronto Pearson Airport 17.2 (new daily record for 18 January)
(Data courtesy Environment Canada and volunteer observations)
Freezing rain coats trees in central Ontario, 30 Dec 2019 (South Simcoe Police)
Ontario is so large and sprawling that it’s rare one storm could impact most of the province but that’s what happened Sunday into Monday.
A large low pressure system brought severe winds to the southwest, hours of freezing rain in the east and heavy snow in the northwest.
Temperatures also soared briefly in the Greater Toronto Area with a new record high of 10.2°C set at Pearson Airport.
Freezing rain duration in hours:
Ottawa Int’l Airport – 22
Sudbury – 20
CFB Trenton – 18
Snowfall in cm:
Marathon – 37
Thunder Bay – 30
Atikokan – 18
Maximum wind gusts in km/h:
Chatham-Kent – 104
Windsor – 100
Toronto Billy Bishop Airport – 81
(Data courtesy Environment Canada)
A tornado developed about 10 kilometres southeast of Gatineau Airport, Quebec early Sunday evening.
The tornado moved east along the Ottawa River before coming ashore on the Ontario side.
In the suburban Ottawa neighbourhood of Orléans, strong winds brought down trees and removed shingles on many homes with one person reportedly injured.
A thunderstorm also produced 2 centimetre hail in the area.
Environment Canada says the tornado was a low end EF-1 suggesting peak winds of 135 km/h and had a path length of at least 25 kilometres.
Volunteers filling sandbags in Ottawa, 25 April 2019 (City of Ottawa)
New Brunswick is not the only province experiencing severe flooding this spring – so are Ontario and Quebec.
The City of Ottawa declared a state of emergency this week as water levels rose along the Ottawa River.
The military was called in to help with flood mitigation efforts including sandbagging along with thousands of community volunteers.
In the western Laurentian mountains, the Rouge River is threatening to spill over the Bell Falls Dam and at least 60 homes have been evacuated downstream.
Due to the threat of flooding in several areas of the city, Montreal has also declared a state of emergency.
Wildfires create smoky sky over downtown Calgary, AB, 14 Aug 2018 (Dearing)
Here is the annual list from Environment Canada:
Record wildfires and smoky summer skies in the West
Summer heat wave from East to West
Tough growing season in the Prairies
Powerful May winds impact Ontario and Quebec
September tornadoes touch down in Ottawa-Gatineau
Spring flooding in southern British Columbia
Historic spring flooding along the St. John River Valley
August deluge in Toronto
Record cold start to a long winter nationwide
Cold and stormy April for the East
autumn, cold, dry, fire, flooding, heat, rain, smoke, snow, spring, summer, tornado, warm, wind, winter |
Damage from a tornado in west end Ottawa, ON, 22 Sept 2018 (Instagram)
Environment Canada has confirmed two powerful tornadoes ripped through west end Ottawa before touching down again in Gatineau across the Ottawa River.
Officials say dozens were hurt and at least two residents are in hospital with critical injuries.
Tens of thousands were left without power after at least 80 utility poles either snapped or were damaged.
Meteorologists say severe thunderstorms spawned one twister classified as an EF-3 with winds up to 265 km/h while another tornado was an EF-2 with winds up to 220 km/h.
Tornadoes are not uncommon in Southern Ontario but storms of this strength are rare.
A tree falls onto an SUV in an ice storm, East York, Toronto, ON, 15 April 2018 (R. Johnston/Toronto Star)
A slow moving low pressure system brought a wintry mix of snow, ice pellets, freezing rain, rain and strong winds to Southern Ontario and Southern Quebec over the weekend.
Icy conditions led to more than 1,600 highway crashes, numerous power outages from falling trees and downed lines, cancelled flights, transit delays and school closures.
Officials were forced to close the CN Tower due to falling ice from the structure.
Here are some totals from the spring storm as of 16 April at 2pm EDT:
Toronto Pearson Airport – 18 hours of ice pellets, 6 hours of freezing rain, 12 cm ice pellets.
Toronto Billy Bishop Airport – Peak wind gust of 96km/h
London – 14 hours of freezing rain with ice pellets
Windsor – 6 hours of freezing rain
Hamilton – 11 hours of ice pellets, 6 hours of freezing rain and ice pellets, 8 hours of freezing rain
Ottawa – 9 hours of freezing rain Sunday, 6 hours of freezing rain Monday, wind gusts to 70 km/h
Montreal – 9 hours of freezing rain Saturday, 4 hours of freezing rain Sunday, 3 hours freezing rain Monday
Quebec City – 5 hours of freezing rain Monday
(Data courtesy Environment Canada)
Courtesy Environment Canada, 04 April 2018
Weather warnings are covering Southern Ontario, Quebec and Atlantic Canada as a strong low pressure system brings strong winds, heavy rain, snow and freezing rain.
Sudbury picked up 29 cm of snow, four hours of freezing rain fell in Ottawa and Toronto Billy Bishop Airport had a peak wind gust of 98 km/h.
Southeast New Brunswick is the only part of the province not under a weather warning.
Northern New Brunswick could receive 30 cm of snow from this system while central and southwestern portions are under a rainfall warning with up to 35 mm possible.
Several weather outlets are forecasting a major winter storm will hit the Maritimes bringing heavy snow and strong winds to New Brunswick just days into 2018.
Blizzard conditions are possible along with large waves and high water levels along the coast.
Nova Scotia may get more rain along the Atlantic coast while a rain/snow mix is likely inland.
Until the storm arrives, Arctic air remains firmly in place with several cities in Ontario setting new record lows on New Year’s Day including -22.6 C at Toronto Pearson Airport and -28.6 C at Ottawa Macdonald-Cartier Airport.