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Friday, June 17, 2022

Convective Outlook Valid for Today and Tomorrow

Regional Impacts

 

New Brunswick: Hail 1 cm or more, heavy downpours and wind gusts 70 km/h or more today and Saturday

Nova Scotia: Hail 1 cm or more, heavy downpours and wind gusts 70 km/h or more Saturday

PEI: Hail 1 cm or more, heavy downpours and wind gusts 70 km/h or more Saturday

Newfoundland: Chance of a thundershower tonight in the southwest

Labrador: Chance of a thundershowers today and Saturday

 

Convective Discussion: A cold front will track across western New Brunswick this afternoon and eastern New Brunswick on Saturday. Falling heights ahead of an approaching vorticity max is occurring this afternoon. Lots of cloud around today which may limit the severe potential over western New Brunswick. Today over western New Brunswick, PWAT values of 30-35 mm, linear shear near 30 knots and Cape of 500-1000 J/kg are expected. The CAPE is very cloud dependent and so the severe weather potential all hinges on that.  On Saturday lots of sun is expected in the noted area which will likely produce small hail, downpours and gusty winds.  PWAT values of 30-35 mm, linear shear of 20-30 knots and Cape of 500-1000 J/kg are expected.

 

Thunderstorm Outlook for Day 1

 

 

Thunderstorm Outlook for Day 1 Night

 

 

Thunderstorm Outlook for Day 2