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Sunday, July 7, 2024

Convective Outlook Valid for Today , Tonight and Tomorrow

Regional Impacts…

 

Today

NB/Labrador:  Scattered afternoon thunderstorms. A chance of becoming severe over NB.

NS/PEI/NL:  None.

 

Tonight

Labrador:  A chance of thunderstorms late Monday morning.

NB/NS/PEI/NL:  None.

 

Monday

NB/Labrador:  A chance of afternoon thunderstorms.

NS/PEI/NL: None.

 

Convective Discussion…

A trough of low pressure tracking across Labrador will give scattered afternoon thundershowers over portions of Labrador. Cape values are near 500 J/kg so any cells that form are no likely to be severe. Over New Brunswick, surface based thundershowers that could become severe are possible this afternoon. There are no real surface forcing mechanisms but Cape values are 500-1000 J/kg and shear is linear at 40 knots.  There is the potential for heavy rain at times as PWAT values are near 30 mm. There is also a supportive right entrance to an upper level jet to give support.

 

 

Thunderstorm Outlook for Today

 

Thunderstorm Outlook for Tonight

 

Thunderstorm Outlook for Tomorrow