Overview

• Scattered showers and thunderstorms are affecting southern regions, particularly Molise, Puglia and Basilicata, before the high-pressure system arrives.
• From Friday through the long weekend, daytime temperatures are expected to exceed 30°C in central and northern areas such as Rome, the Po Valley and Sardinia.
• The Festa della Repubblica break on June 1–2 will feature widespread sunshine and sustained summerlike warmth across the peninsula.
• A risk of strong thunderstorms will persist in the Alps between Sunday and Monday as cooler northern air interacts with the heat dome.
• The weather stress index is forecast to rise to "caution" levels in Emilia Romagna and lower Veneto on June 1, signalling potentially uncomfortable conditions.