Powerful Low Set to Push Across NL
A large and somewhat disorganized area of low pressure is currently located over the St. Lawrence River in southwestern Quebec. The low will bring rain, snow, and strong winds to the province.
Rain is expected overnight and Tuesday across the Island. Rain will come to an end on Tuesday evening. On Tuesday evening and night some snow squalls are possible along the west coast. The heaviest rain will fall along the south coast and the Avalon where 20 to 40 mm is expected. Elsewhere across Newfoundland, amounts of 5 to 15 mm are anticipated. Winds will gust to 100 km/h on the south coast, 110 km/h on the west coast and potentially as high as 130 km/h on the Avalon. The strongest winds arrive on Tuesday morning and afternoon.
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Snow will start in western Labrador late this afternoon and will spread to most areas in the evening and overnight hours. We could see ice pellets and freezing rain in southeastern Labrador overnight and it will change to rain on Tuesday morning. Snow will continue elsewhere until early on Wednesday. Total snowfall of 25 to 40 cm with maximum wind gusts to 90 km/h are expected in northern sections. Places such as Upper Lake Melville could see up to 80 cm of snow and winds gusting to 90 km/h.
Marine Atlantic says that due to impending weather conditions they have made changes to their schedule. The Port aux Basques to North Sydney crossing scheduled for 11:45 am this morning is now scheduled to depart this evening at 11:45 om. Additionally, the North Sydney to Port aux Basques crossing scheduled for this morning is scheduled to depart this evening at 11:45 pm.
The crossings for tonight and Tuesday could also be impacted.