VALID FOR 06-04-2018

SYNOPSIS

A large upper trough with deep cyclone is approaching western Europe from the Atlantic where a strenghtening ridge is expanding from Mediterranean into central Europe. A weakening short-wave trough/upper low is moving across the southern Balkan peninsula. Deep trough/cyclone moves from Scandinavia towards NW Russia.

DISCUSSION

A SLGT risk has been issued for eastern Spain with threat for severe storms capable of isolated threat for large hail, torrential rainfall and severe winds along the eastwards moving strong cold front.

A MRGL risk has been issued for areas surrounding the SLGT risk areas across east-central Spain into SW France with threat for isolated strong to severe storms capable of producing marginally large hail and strong to severe winds.

A MRGL risk has been issued for NW Algeria into extreme NE Morrocco with threat for isolated storms with large hail, severe winds and torrential rainfall.

MRGL risks have been issued across parts of Bulgaria, Macedonia, Greece and W Turkey with threat for isolated storms with large hail, severe winds and torrential rainfall.