Spectacular supercell over Zurawica, Poland on April 7, 2016

An impressive early season supercell thunderstorm formed over SE Poland, between Rzeszów and Zurawica in the late afternoon of April 7. The supercell developed very distinct structure, forming a deep RFD cut and wall cloud, possibly also a funnel cloud. Large hail, with hailstones up to 3.5 cm in diameter was reported with this storm in Przemyśl and Glinik Charzewski.

Wall cloud on the same supercell when near Rzeszów. Photo: Andrzej Błoński.


Powerful updraft, knuckles and mammatus clouds on the supercell. Photo: Andrzej Błoński.

Hail in Przemyśl/Glinik Charzewski.

Hail in Przemyśl.

Severe weather daily summary/the day in review – April 9, 2016

Saturday, April 9, 2016 saw some impressive thunderstorm activity over the Mediterranean region and the Balkans with many reports made by storm chasers, spotters and photographers. Minor hailstorms were reported from Northern Ireland.

Almost 15 000 lightning strikes were recorded across Europe on April 9. Photo: Danijel Palčić via our partners Lightningmaps.org

Great photographs of lightning on the storms along Adriatic sea coast over the Kvarner Gulf and northern Dalmatia were posted by numerous Croatian storm chasers and photographers. Find the full gallery here.

Lightning storm over Proboj, Pag Island, Croatia on April 9. Photo: Danijel Palčić via our partners Crometeo

North Italy saw its first significant round of thunderstorms as a squall line formed in Emilia Romagna. Numerous photographs of well-structured storms were posted, and several locations including Imola and Modena were hit by non-severe hailstorms. Find more details and photographs here.

Beautiful shelf cloud on a thunderstorm over Imola. Photo: Mattia Palombo.

International Space Station astronaut Tim Peake posted this amazing video of lightning on the night side of the Earth. If you watch carefully you can find several lightning strikes that produce sprites. Also well visible is the yellow-orange natural airglow produced by sodium atoms.

Minor hailstorms and snowfall were reported in Northern Ireland.

Also, a report of large hail accumulations in Biella, Piemonte, NW Italy on April 8 reached us.

Great lightning display over the Adriatic sea – April 8/9, 2016

Croatian storm chasers and photographers were treated to a beautiful lightning show last night. A series of thunderstorms hit particularly the Adriatic sea coast over the Kvarner Gulf and northern Dalmatia. Enjoy these amazing photos captured last night:



Lightning storm over Proboj, Pag Island, Croatia last night. Photo: Danijel Palčić via our partners Crometeo

Lightning over Osijek, Croatia last night. Photo: Pilaš Photo via our partners Crometeo

Upward lightning over Zadar, Croatia last night. Photo: Marin Pitton Photoart via our partners Crometeo

Lightning over Zadar, Croatia. Photo: Meteorological photos of Pedro photographer via our partners Crometeo

Upward lightning over Lošinj Island, Croatia last night. Photo: Sandro Puncet via our partners Crometeo

Lightning over Ravni Kotari, Croatia last night. Photo: Silvio Milanko via our partners Crometeo

Lightning activity over the Adriatic region on the night of April 8/9, 2016. Map: Lightningmaps.org via our partners Crometeo

First significant thunderstorms of the season in Emilia Romagna, N Italy – April 9, 2016

Today’s thunderstorms over Emilia Romagna, north Italy produced the first fine storm structures of this season. A squall line formed in the mid afternoon, running E-W across the plains and moving northeastwards. A number of embeded storms proudced organized structure with pronounced arcus clouds.

Beautiful shelf cloud on a thunderstorm over Imola. Photo: Mattia Palombo.



Other thunderstorms over Emilia Romagna this afternoon. Photo: Meteoweb.it

Regio Emilia was hit by a hailstorm with marginally large hail, blanketing the ground white.


Hailstorm in Modena. Photos: Centro Meteo Emilia Romagna

Spectacular undulatus clouds over Mt. Triglav, Slovenia on April 7

While ascending Mt. Triglav, the highest peak of the Julian Alps and Slovenia (2864 m), Simon Petrič captured these amazing undulating clouds. The clouds formed due to forced lifting as strong southwesterly winds hit Mt. Triglav. Note the amazing speed of the airflow over the mountain.

Mr. Petrič also captured these fine photographs of the event:

For more of his photographs visit his Facebook account.