7 cm Hail and Floods in Northern Italy

Heavy Rain and Large Hail Strike Northern Italy: Multiple Reports Confirm Significant Damage

Between June 21 and June 22, 2025, Northern Italy faced a series of severe weather events marked by heavy rain, flooding, and large hail, impacting regions in Toscana, Piemonte, and Liguria. These storms brought flooding, property damage, and crop losses, as confirmed by eyewitnesses, trained storm spotters, and photographic evidence compiled by MeteoNetwork Pretemp.

San Gimignano, Toscana — Flooding Strikes Basements and Ground Floors

On June 22 at around 02:30 UTC, San Gimignano in Toscana experienced intense rainfall leading to significant flooding. Basements and ground floors of buildings were inundated, causing property damage and disruption. This event was verified by reliable eyewitness reports and photos (source photo) and social media documentation (Facebook post).

Piemonte Region — Heavy Rainfall and Flooding

Multiple locations in Piemonte were hit by heavy rainfall on June 21:

Valenza: Received an intense 91.4 mm of rain in just 1.2 hours around 19:20 UTC, leading to severe surface water accumulation (photo evidence).
Alessandria: Recorded 71.2 mm of rain over 1.3 hours at 19:15 UTC. Flooding affected basements and ground floors in the area (video and report, local news).
Mirabello Monferrato: Saw 64.8 mm of rain during 1.2 hours near 18:55 UTC, adding to regional flooding concerns (photo evidence).

All these reports were confirmed by trained spotters and reliable sources via MeteoNetwork Pretemp.

Liguria Region — Large Hail Damages Cars, Windows, and Crops

Liguria was struck by severe hailstorms on June 21, causing notable damage:

Carcare: Experienced hailstones up to 6 cm in diameter around 18:00 UTC. Reports include dented vehicles, broken windows, and damaged farmland (photo gallery, Facebook reports).
Cogoleto: Suffered even larger hail with diameters reaching 7 cm at 16:40 UTC. Significant damage to cars and property was documented (photo evidence).

These hailstorms were captured by eyewitnesses, storm spotters, and visual documentation, confirming the intensity and extent of the event.

Summary of Impacts:

Flooded basements and ground floors in Toscana and Piemonte.
Heavy rainfall exceeding 90 mm in Piemonte within about an hour.
Large hailstones up to 7 cm damaging vehicles, windows, and crops in Liguria.
Confirmed reports from multiple reliable sources including MeteoNetwork Pretemp, social media posts, trained storm spotters, and photographic evidence.